[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-page-es-singular-y-plural-de-los-sustantivos":3,"grammar-exercises-by-page-019f7f70-311d-71df-bbd2-2620f93c044f":368,"grammar-exercise-workloads-019f7f70-311d-71df-bbd2-2620f93c044f":402,"exercise-list-path-es-sustantivos-y-articulos-basicos-a1":1403},{"id":4,"title":5,"slug":6,"seoDescription":7,"content":8,"language":9,"level":10,"displayOrder":11,"grammarTopics":12,"createdAt":19,"updatedAt":20,"vocabularyLists":21,"primaryTopicHub":365,"readyImages":367},"019f7f70-311d-71df-bbd2-2620f93c044f","Singular y plural de los sustantivos","singular-y-plural-de-los-sustantivos","El singular nombra una sola persona, animal, lugar o cosa, y el plural, dos o más; los artículos también cambian para mostrar el número. Nivel A1.","El **singular** habla de una persona, un animal, un lugar o una cosa. El **plural** habla de dos o más.\n\nAl terminar esta lección, podrás:\n\n- formar el plural de sustantivos frecuentes;\n- aplicar los cambios de **-z** a **-ces**;\n- hacer concordar artículos, sustantivos y adjetivos.\n\n## 1. Singular y plural\n\n| Número | Significado | Ejemplos |\n| --- | --- | --- |\n| singular | una unidad | *el libro, una casa, la ciudad* |\n| plural | dos o más unidades | *los libros, unas casas, las ciudades* |\n\nLos artículos también muestran el número:\n\n- **el** y **la** son singulares;\n- **los** y **las** son plurales;\n- **un** y **una** son singulares;\n- **unos** y **unas** son plurales.\n\n:::example\n**Una mesa** está en la cocina. **Dos mesas** están en el comedor.\n\nEl sustantivo pasa de *mesa* a *mesas* porque ahora hablamos de más de una.\n:::\n\n## 2. Palabras terminadas en vocal\n\nSi el sustantivo termina en vocal, normalmente añadimos **-s**.\n\n| Singular | Plural |\n| --- | --- |\n| la casa | las casa**s** |\n| el libro | los libro**s** |\n| el café | los café**s** |\n| la foto | las foto**s** |\n| el taxi | los taxi**s** |\n\n:::tip\nMira la última letra. Si es una vocal, prueba primero con **-s**.\n:::\n\n## 3. Palabras terminadas en consonante\n\nSi el sustantivo termina en consonante, normalmente añadimos **-es**.\n\n| Singular | Plural |\n| --- | --- |\n| el papel | los papel**es** |\n| la ciudad | las ciudad**es** |\n| el profesor | los profesor**es** |\n| el reloj | los reloj**es** |\n| la canción | las cancion**es** |\n\n:::note\n**Repaso opcional para más adelante:** la tilde puede cambiar al formar el plural: *canción* → *canciones*, *joven* → *jóvenes*. Estudiarás estas reglas de acentuación con más detalle en otra lección.\n:::\n\n### Repaso opcional: palabras terminadas en -y\n\nPara empezar, puedes centrarte en las reglas generales de **-s** y **-es**. En algunas palabras terminadas en **-y**, conservamos la **y** y añadimos **-es**:\n\n| Singular | Plural |\n| --- | --- |\n| el rey | los rey**es** |\n| la ley | las ley**es** |\n\n## 4. Palabras terminadas en z\n\nCuando una palabra termina en **-z**, cambia **z** por **c** y añade **-es**.\n\n| Singular | Cambio | Plural |\n| --- | --- | --- |\n| la luz | z → c + es | las lu**ces** |\n| el lápiz | z → c + es | los lápi**ces** |\n| la vez | z → c + es | las ve**ces** |\n| la voz | z → c + es | las vo**ces** |\n\n:::warning\nNo conserves la **z** delante de **e**: escribe **luces**, no *luzes*.\n:::\n\n## 5. Palabras terminadas en -s\n\nAlgunas palabras terminadas en **-s** mantienen la misma forma. Es muy frecuente con los días **lunes** y **martes**; el artículo indica el número.\n\n| Singular | Plural |\n| --- | --- |\n| el lunes | los lunes |\n| el martes | los martes |\n\nOtras palabras frecuentes terminadas en **-s** añaden **-es**. Aprende estos modelos:\n\n| Singular | Plural |\n| --- | --- |\n| el mes | los mes**es** |\n| el autobús | los autobus**es** |\n\n:::example\n**El lunes** tengo clase. **Los lunes** tengo clase.\n\nLa palabra *lunes* no cambia; **el\u002Flos** muestra si hablamos de uno o de varios lunes.\n:::\n\n:::tip\nEn A1, recuerda los ejemplos completos: **el lunes → los lunes**, pero **el mes → los meses** y **el autobús → los autobuses**. La explicación de pronunciación y acentuación se estudia más adelante.\n:::\n\n## 6. Concordancia en plural\n\nNo basta con cambiar el sustantivo. El artículo y el adjetivo también deben estar en plural.\n\n| Singular | Plural |\n| --- | --- |\n| el libro nuevo | los libro**s** nuevo**s** |\n| la casa blanca | las casa**s** blanca**s** |\n| una ciudad grande | unas ciudad**es** grande**s** |\n\n:::danger\nEvita mezclar singular y plural: **las casas blancas**, no *las casa blanca*.\n:::\n\nPara revisar un grupo nominal:\n\n1. Decide si hablas de uno o de varios.\n2. Forma el plural del sustantivo.\n3. Cambia el artículo.\n4. Cambia el adjetivo si lo hay.\n\n## 7. Resumen práctico\n\n| Caso | Forma el plural con... | Ejemplo |\n| --- | --- | --- |\n| vocal | **-s** | casa → casas |\n| consonante | **-es** | papel → papeles |\n| **-y** en palabras como *rey* | conserva **y** y añade **-es** | rey → reyes |\n| **-z** | **-ces** | luz → luces |\n| palabras como *lunes* y *martes* | no cambia | el lunes → los lunes |\n| palabras como *mes* y *autobús* | añade **-es** | mes → meses |\n\nComprueba siempre todo el grupo: **artículo + sustantivo + adjetivo**.","es","A1",8,[13],{"id":14,"name":15,"level":10,"language":9,"isCompleted":16,"completionPercentage":17,"totalExercises":18,"completedExercises":17},"01a03036-6155-7255-8cd4-85b95f333b2d","Sustantivos y artículos básicos",false,0,24,"2026-07-20T12:11:26+00:00","2026-08-30T21:23:10+00:00",[22],{"id":23,"title":24,"grammarTopic":25,"displayOrder":26,"vocabularyListWords":27,"isPublished":40},"01a0548e-0a30-7b4a-b16b-71f13f0b3fa1","Singulares y plurales frecuentes",{"id":14,"name":15,"level":10,"language":9,"isCompleted":16,"completionPercentage":17,"totalExercises":18,"completedExercises":17},2,[28,42,52,63,74,85,96,107,118,128,138,153,164,175,190,201,212,223,234,245,256,267,278,289,299,310,321,332,343,354],{"id":29,"vocabularyWord":30,"displayOrder":41},"01a0548e-0a30-7bce-b16b-71f13f7794a1",{"id":31,"word":32,"frequency":33,"level":10,"language":9,"partsOfSpeech":34,"audio":16},"01a0548d-03ac-72eb-a20c-860a0eb1c23b","casa",10,[35],{"id":36,"partOfSpeech":37,"definition":38,"exampleSentences":39,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7281-86c4-9c6d8311ce56","NOUN","Edificio o parte de un edificio donde vive una persona o una familia.","Nuestra casa tiene dos dormitorios y una cocina pequeña.",true,1,{"id":43,"vocabularyWord":44,"displayOrder":26},"01a0548e-0a30-7c0a-b16b-71f140353eb1",{"id":45,"word":46,"frequency":33,"level":10,"language":9,"partsOfSpeech":47,"audio":16},"01a0548d-03b1-7e65-9642-14d94a6ac5d6","mujer",[48],{"id":49,"partOfSpeech":37,"definition":50,"exampleSentences":51,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7cbd-86c4-9c6d874ab0c2","Persona adulta de sexo femenino.","La mujer de la chaqueta azul es mi profesora.",{"id":53,"vocabularyWord":54,"displayOrder":62},"01a0548e-0a30-7c2e-b16b-71f140b43539",{"id":55,"word":56,"frequency":33,"level":10,"language":9,"partsOfSpeech":57,"audio":16},"01a0548d-03ba-7a54-9dd7-94f9bf773c8d","mano",[58],{"id":59,"partOfSpeech":37,"definition":60,"exampleSentences":61,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7d08-b29b-4b34ae300642","Parte del cuerpo situada al final del brazo.","Escribo con la mano derecha.",3,{"id":64,"vocabularyWord":65,"displayOrder":73},"01a0548e-0a30-7c4e-b16b-71f141564b11",{"id":66,"word":67,"frequency":33,"level":10,"language":9,"partsOfSpeech":68,"audio":16},"01a0548d-03b9-7204-911b-881e8a05fdab","problema",[69],{"id":70,"partOfSpeech":37,"definition":71,"exampleSentences":72,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7aac-b29b-4b34ad8bb807","Situación difícil que necesita una solución.","Tenemos un problema con la calefacción.",4,{"id":75,"vocabularyWord":76,"displayOrder":84},"01a0548e-0a30-7c6e-b16b-71f141d73ce0",{"id":77,"word":78,"frequency":33,"level":10,"language":9,"partsOfSpeech":79,"audio":16},"01a0548d-03ad-7aa1-8e57-f641acd09cd5","agua",[80],{"id":81,"partOfSpeech":37,"definition":82,"exampleSentences":83,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7561-86c4-9c6d83e3d5f0","Líquido transparente esencial para la vida.","Bebo mucha agua después de correr.",5,{"id":86,"vocabularyWord":87,"displayOrder":95},"01a0548e-0a30-7c8a-b16b-71f142214e26",{"id":88,"word":89,"frequency":33,"level":10,"language":9,"partsOfSpeech":90,"audio":16},"01a0548d-03af-79e3-9afa-83b382d74b41","día",[91],{"id":92,"partOfSpeech":37,"definition":93,"exampleSentences":94,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7949-86c4-9c6d856ed037","Periodo de veinticuatro horas o parte con luz entre la mañana y la noche.","Mañana será un día largo.",6,{"id":97,"vocabularyWord":98,"displayOrder":106},"01a0548e-0a30-7ca6-b16b-71f1428bf8a3",{"id":99,"word":100,"frequency":33,"level":10,"language":9,"partsOfSpeech":101,"audio":16},"01a0548d-03ac-7f17-a20c-860a0f18f5ea","libro",[102],{"id":103,"partOfSpeech":37,"definition":104,"exampleSentences":105,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-73d5-86c4-9c6d83153859","Conjunto de páginas escritas o impresas y encuadernadas.","Estoy leyendo un libro de aventuras.",7,{"id":108,"vocabularyWord":109,"displayOrder":11},"01a0548e-0a30-7cd2-b16b-71f142b4b483",{"id":110,"word":111,"frequency":112,"level":10,"language":9,"partsOfSpeech":113,"audio":16},"01a0548d-03aa-7e68-9dfa-5e8241d7f1cb","gato",9,[114],{"id":115,"partOfSpeech":37,"definition":116,"exampleSentences":117,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-70fd-86c4-9c6d8270cea0","Mamífero doméstico de tamaño pequeño que suele vivir con las personas.","El gato duerme junto a la ventana.",{"id":119,"vocabularyWord":120,"displayOrder":112},"01a0548e-0a30-7cf2-b16b-71f1439593dd",{"id":121,"word":122,"frequency":33,"level":10,"language":9,"partsOfSpeech":123,"audio":16},"01a0548d-03b1-705d-9642-14d94a4e0b9d","hombre",[124],{"id":125,"partOfSpeech":37,"definition":126,"exampleSentences":127,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7b99-86c4-9c6d86c8b5d0","Persona adulta de sexo masculino.","El hombre del sombrero espera el autobús.",{"id":129,"vocabularyWord":130,"displayOrder":33},"01a0548e-0a30-7d0e-b16b-71f1444bb386",{"id":131,"word":132,"frequency":33,"level":10,"language":9,"partsOfSpeech":133,"audio":16},"01a0548d-03ae-7583-be28-35346fa566b1","comida",[134],{"id":135,"partOfSpeech":37,"definition":136,"exampleSentences":137,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7699-86c4-9c6d84422e58","Alimento preparado para comer o una de las comidas del día.","La comida está lista en la cocina.",{"id":139,"vocabularyWord":140,"displayOrder":152},"01a0548e-0a30-7d2a-b16b-71f144ad2099",{"id":141,"word":142,"frequency":33,"level":10,"language":9,"partsOfSpeech":143,"audio":16},"01a0548d-03ae-7f2f-be28-353470224da6","tiempo",[144,148],{"id":145,"partOfSpeech":37,"definition":146,"exampleSentences":147,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-77c9-86c4-9c6d84621e68","Magnitud que permite ordenar los hechos y medir su duración.","No tengo tiempo para terminar el informe hoy.",{"id":149,"partOfSpeech":37,"definition":150,"exampleSentences":151,"isPrimary":16,"meaningOrder":26},"01a0548d-03f8-7811-86c4-9c6d84953ec2","Estado de la atmósfera en un lugar y momento determinados.","Hoy hace buen tiempo para caminar.",11,{"id":154,"vocabularyWord":155,"displayOrder":163},"01a0548e-0a30-7d46-b16b-71f14595488c",{"id":156,"word":157,"frequency":33,"level":10,"language":9,"partsOfSpeech":158,"audio":16},"01a0548d-03b2-7b2e-8157-075c06bd253d","vida",[159],{"id":160,"partOfSpeech":37,"definition":161,"exampleSentences":162,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7dfd-86c4-9c6d87d954a5","Periodo durante el que vive un ser y conjunto de sus experiencias.","La vida en el pueblo es tranquila.",12,{"id":165,"vocabularyWord":166,"displayOrder":174},"01a0548e-0a30-7d5e-b16b-71f145fb37af",{"id":167,"word":168,"frequency":33,"level":10,"language":9,"partsOfSpeech":169,"audio":16},"01a0548d-03b3-782d-aadb-9a7494e51a9f","mundo",[170],{"id":171,"partOfSpeech":37,"definition":172,"exampleSentences":173,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7f21-86c4-9c6d88045c1e","El planeta Tierra y el conjunto de sus habitantes.","Personas de todo el mundo visitan la ciudad.",13,{"id":176,"vocabularyWord":177,"displayOrder":189},"01a0548e-0a30-7d7a-b16b-71f1463671df",{"id":178,"word":179,"frequency":33,"level":10,"language":9,"partsOfSpeech":180,"audio":16},"01a0548d-03b4-754f-a8eb-dcda35703122","trabajo",[181,185],{"id":182,"partOfSpeech":37,"definition":183,"exampleSentences":184,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7090-b29b-4b34ab6439db","Actividad que una persona realiza, especialmente a cambio de dinero.","Mi trabajo empieza a las nueve.",{"id":186,"partOfSpeech":37,"definition":187,"exampleSentences":188,"isPrimary":16,"meaningOrder":26},"01a0548d-03f9-70e4-b29b-4b34ab75b315","Lugar donde una persona realiza su actividad profesional.","Salgo del trabajo a las seis y vuelvo en autobús.",14,{"id":191,"vocabularyWord":192,"displayOrder":200},"01a0548e-0a30-7d96-b16b-71f146acb1e9",{"id":193,"word":194,"frequency":33,"level":10,"language":9,"partsOfSpeech":195,"audio":16},"01a0548d-03b5-7197-97df-2b1ea938a79e","escuela",[196],{"id":197,"partOfSpeech":37,"definition":198,"exampleSentences":199,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7204-b29b-4b34abb6a5cd","Centro donde se enseña, especialmente a niños y jóvenes.","La escuela está cerca de nuestra casa.",15,{"id":202,"vocabularyWord":203,"displayOrder":211},"01a0548e-0a30-7dba-b16b-71f146f9f605",{"id":204,"word":205,"frequency":33,"level":10,"language":9,"partsOfSpeech":206,"audio":16},"01a0548d-03b5-7e03-97df-2b1ea99d2d75","familia",[207],{"id":208,"partOfSpeech":37,"definition":209,"exampleSentences":210,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7340-b29b-4b34abb92985","Grupo de personas unidas por parentesco o vínculos afectivos.","Mi familia se reúne los domingos.",16,{"id":213,"vocabularyWord":214,"displayOrder":222},"01a0548e-0a30-7dda-b16b-71f147c98ee6",{"id":215,"word":216,"frequency":33,"level":10,"language":9,"partsOfSpeech":217,"audio":16},"01a0548d-03b6-7b3a-ae07-5c969f505bd5","amigo",[218],{"id":219,"partOfSpeech":37,"definition":220,"exampleSentences":221,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7470-b29b-4b34ac8d76e6","Persona con la que se mantiene una relación de afecto y confianza.","Carlos es mi mejor amigo.",17,{"id":224,"vocabularyWord":225,"displayOrder":233},"01a0548e-0a30-7df2-b16b-71f148ac9fe3",{"id":226,"word":227,"frequency":33,"level":10,"language":9,"partsOfSpeech":228,"audio":16},"01a0548d-03b7-789c-aea2-87e687c8c0cf","lugar",[229],{"id":230,"partOfSpeech":37,"definition":231,"exampleSentences":232,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-76ac-b29b-4b34ad3ada4e","Espacio o punto donde está o sucede algo.","Este es un lugar tranquilo para estudiar.",18,{"id":235,"vocabularyWord":236,"displayOrder":244},"01a0548e-0a30-7e0a-b16b-71f149a5d017",{"id":237,"word":238,"frequency":33,"level":10,"language":9,"partsOfSpeech":239,"audio":16},"01a0548d-03b9-7e78-911b-881e8af0b984","ojo",[240],{"id":241,"partOfSpeech":37,"definition":242,"exampleSentences":243,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7be8-b29b-4b34ae060724","Órgano de la vista.","Me entró polvo en un ojo.",19,{"id":246,"vocabularyWord":247,"displayOrder":255},"01a0548e-0a30-7e26-b16b-71f149cdc319",{"id":248,"word":249,"frequency":33,"level":10,"language":9,"partsOfSpeech":250,"audio":16},"01a0548d-03bb-7611-8ae7-6c3105e11cd1","cabeza",[251],{"id":252,"partOfSpeech":37,"definition":253,"exampleSentences":254,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-7e34-b29b-4b34af001644","Parte superior del cuerpo donde están el cerebro, los ojos y la boca.","Me duele la cabeza desde esta mañana.",20,{"id":257,"vocabularyWord":258,"displayOrder":266},"01a0548e-0a30-7e52-b16b-71f14a501acb",{"id":259,"word":260,"frequency":112,"level":10,"language":9,"partsOfSpeech":261,"audio":16},"01a0548d-03bc-71d4-83a0-5e573345c825","habitación",[262],{"id":263,"partOfSpeech":37,"definition":264,"exampleSentences":265,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-702f-85f0-e6f4a268d6f1","Espacio de una vivienda o edificio separado por paredes.","Mi habitación tiene dos ventanas.",21,{"id":268,"vocabularyWord":269,"displayOrder":277},"01a0548e-0a30-7e6e-b16b-71f14b1b3645",{"id":270,"word":271,"frequency":33,"level":10,"language":9,"partsOfSpeech":272,"audio":16},"01a0548d-03bc-7d58-83a0-5e5733816449","puerta",[273],{"id":274,"partOfSpeech":37,"definition":275,"exampleSentences":276,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-7157-85f0-e6f4a2d6a991","Abertura con una pieza móvil que permite entrar o salir.","Cierra la puerta al salir.",22,{"id":279,"vocabularyWord":280,"displayOrder":288},"01a0548e-0a30-7e86-b16b-71f14b8c73ee",{"id":281,"word":282,"frequency":33,"level":10,"language":9,"partsOfSpeech":283,"audio":16},"01a0548d-03bd-7a7e-a2b5-a8bc110a2704","coche",[284],{"id":285,"partOfSpeech":37,"definition":286,"exampleSentences":287,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-7283-85f0-e6f4a2f7aaad","Vehículo de cuatro ruedas usado para transportar personas.","Dejamos el coche en el aparcamiento.",23,{"id":290,"vocabularyWord":291,"displayOrder":18},"01a0548e-0a30-7ea2-b16b-71f14c41a5d9",{"id":292,"word":293,"frequency":33,"level":10,"language":9,"partsOfSpeech":294,"audio":16},"01a0548d-03be-76d2-a49c-969f4f7d007d","niño",[295],{"id":296,"partOfSpeech":37,"definition":297,"exampleSentences":298,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-7397-85f0-e6f4a33c98c2","Persona que está en la etapa de la infancia.","El niño juega con una pelota roja.",{"id":300,"vocabularyWord":301,"displayOrder":309},"01a0548e-0a30-7eba-b16b-71f14c573369",{"id":302,"word":303,"frequency":33,"level":10,"language":9,"partsOfSpeech":304,"audio":16},"01a0548d-03bf-7404-83a4-e73e7ae7454f","madre",[305],{"id":306,"partOfSpeech":37,"definition":307,"exampleSentences":308,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-74c7-85f0-e6f4a424042a","Mujer que tiene uno o más hijos.","Mi madre trabaja en una biblioteca.",25,{"id":311,"vocabularyWord":312,"displayOrder":320},"01a0548e-0a30-7ed6-b16b-71f14c710c89",{"id":313,"word":314,"frequency":33,"level":10,"language":9,"partsOfSpeech":315,"audio":16},"01a0548d-03c0-7171-b06f-237c7729b515","padre",[316],{"id":317,"partOfSpeech":37,"definition":318,"exampleSentences":319,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-7653-85f0-e6f4a4b8bd18","Hombre que tiene uno o más hijos.","Mi padre cocina muy bien.",26,{"id":322,"vocabularyWord":323,"displayOrder":331},"01a0548e-0a30-7eee-b16b-71f14ce607e7",{"id":324,"word":325,"frequency":112,"level":10,"language":9,"partsOfSpeech":326,"audio":16},"01a0548d-03c0-7e39-b06f-237c77b3ef86","hijo",[327],{"id":328,"partOfSpeech":37,"definition":329,"exampleSentences":330,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-775b-85f0-e6f4a586af43","Persona de sexo masculino respecto de sus padres.","Nuestro hijo empieza la escuela mañana.",27,{"id":333,"vocabularyWord":334,"displayOrder":342},"01a0548e-0a30-7f0a-b16b-71f14ddcd5d2",{"id":335,"word":336,"frequency":112,"level":10,"language":9,"partsOfSpeech":337,"audio":16},"01a0548d-03c1-7b00-b8e8-9043cbd2d494","hija",[338],{"id":339,"partOfSpeech":37,"definition":340,"exampleSentences":341,"isPrimary":40,"meaningOrder":41},"01a0548d-03fa-7873-85f0-e6f4a595057a","Persona de sexo femenino respecto de sus padres.","Su hija estudia medicina.",28,{"id":344,"vocabularyWord":345,"displayOrder":353},"01a0548e-0a30-7f22-b16b-71f14ebcfb62",{"id":346,"word":347,"frequency":33,"level":10,"language":9,"partsOfSpeech":348,"audio":16},"01a0548d-03b0-743a-8faa-6c3a18085156","año",[349],{"id":350,"partOfSpeech":37,"definition":351,"exampleSentences":352,"isPrimary":40,"meaningOrder":41},"01a0548d-03f8-7a79-86c4-9c6d861c345d","Periodo de doce meses.","El año pasado viajamos a Chile.",29,{"id":355,"vocabularyWord":356,"displayOrder":364},"01a0548e-0a30-7f3a-b16b-71f14f062005",{"id":357,"word":358,"frequency":33,"level":10,"language":9,"partsOfSpeech":359,"audio":16},"01a0548d-03b8-75c9-b02c-bd851537cd93","número",[360],{"id":361,"partOfSpeech":37,"definition":362,"exampleSentences":363,"isPrimary":40,"meaningOrder":41},"01a0548d-03f9-78d0-b29b-4b34ad77a886","Signo o cantidad que sirve para contar, ordenar o identificar.","Escribe tu número de teléfono aquí.",30,{"name":15,"slug":366,"language":9},"sustantivos-y-articulos-basicos-a1",[],[369,378,384,391,396],{"@id":370,"@type":371,"id":372,"grammarPage":373,"title":374,"instructions":375,"displayOrder":17,"type":376,"isCompleted":16,"ogImageUrl":377},"\u002Fapi\u002Fgrammar_exercises\u002F019f7f70-59d9-7892-a009-9ae9339ee3ec","GrammarExercise","019f7f70-59d9-7892-a009-9ae9339ee3ec","\u002Fapi\u002Fgrammar_pages\u002F019f7f70-311d-71df-bbd2-2620f93c044f","Reglas para formar el plural","Elige la forma o la regla correcta para cada sustantivo.","word_select","\u002Fuploads\u002Fimages\u002Fgpimg_019f7a88-bdf6-7ead-8b26-f9ae9cdf1069_hero.webp",{"@id":379,"@type":371,"id":380,"grammarPage":373,"title":381,"instructions":382,"displayOrder":41,"type":376,"isCompleted":16,"ogImageUrl":383},"\u002Fapi\u002Fgrammar_exercises\u002F019f7f70-59f0-7540-92c4-72bcce9da5b9","019f7f70-59f0-7540-92c4-72bcce9da5b9","Concordancia en contexto","Usa la cantidad indicada para elegir el grupo completo con artículo, sustantivo y adjetivo en concordancia.","\u002Fuploads\u002Fimages\u002Fgpimg_019f7a88-be26-7113-a413-6e74a65c95bc_hero.webp",{"@id":385,"@type":371,"id":386,"grammarPage":373,"title":387,"instructions":388,"displayOrder":26,"type":389,"isCompleted":16,"ogImageUrl":390},"\u002Fapi\u002Fgrammar_exercises\u002F019faa5f-ff4b-7704-8115-dd51388db11e","019faa5f-ff4b-7704-8115-dd51388db11e","Construye los plurales","Toca las palabras en el orden correcto para construir cada frase. Sobra una palabra.","sentence_builder","\u002Fuploads\u002Fimages\u002Fgpimg_f4b3111a-0ede-4462-b3d5-53d3d7e4d204_hero.webp",{"@id":392,"@type":371,"id":393,"grammarPage":373,"title":394,"instructions":388,"displayOrder":62,"type":389,"isCompleted":16,"ogImageUrl":395},"\u002Fapi\u002Fgrammar_exercises\u002F019faa5f-ff5c-7181-9c2a-7ecacd962b26","019faa5f-ff5c-7181-9c2a-7ecacd962b26","Construye la concordancia","\u002Fuploads\u002Fimages\u002Fgpimg_1d55d51a-ad9d-4172-8758-7f3f389e83d8_hero.webp",{"@id":397,"@type":371,"id":398,"grammarPage":373,"title":399,"instructions":400,"displayOrder":73,"type":401,"isCompleted":16},"\u002Fapi\u002Fgrammar_exercises\u002F01a01414-2f60-7e01-90e0-b87e01616df5","01a01414-2f60-7e01-90e0-b87e01616df5","Encuentra el error de número","Cada oración tiene una palabra incorrecta. Tócala y elige la corrección.","find_and_fix",{"019f7f70-59d9-7892-a009-9ae9339ee3ec":403,"019f7f70-59f0-7540-92c4-72bcce9da5b9":677,"019faa5f-ff4b-7704-8115-dd51388db11e":949,"019faa5f-ff5c-7181-9c2a-7ecacd962b26":1091,"01a01414-2f60-7e01-90e0-b87e01616df5":1231},{"id":372,"grammarPage":373,"title":374,"instructions":375,"displayOrder":17,"type":376,"questions":404,"ogImageUrl":377},[405,433,451,467,485,503,521,536,554,569,587,605,623,641,659],{"id":406,"sentenceTemplate":407,"displayOrder":17,"explanation":408,"exampleSentence":409,"blanks":410},"019f7f70-59d9-7a66-a009-9ae93898fed7","Una unidad se expresa en __1__; dos o más unidades se expresan en __2__.","El singular habla de una unidad y el plural habla de dos o más.","Una mochila está en singular; cuatro mochilas están en plural.",[411,423],{"id":412,"blankNumber":41,"options":413},"019f7f70-59d9-798a-a009-9ae93652f800",[414,417,420],{"id":415,"optionText":416,"isCorrect":40,"displayOrder":17},"019f7f70-59d9-790a-a009-9ae9340ed34a","singular",{"id":418,"optionText":419,"isCorrect":16,"displayOrder":41},"019f7f70-59d9-7942-a009-9ae934e94850","plural",{"id":421,"optionText":422,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-796a-a009-9ae935c61cfe","adjetivo",{"id":424,"blankNumber":26,"options":425},"019f7f70-59d9-7a2a-a009-9ae937afebc1",[426,429,431],{"id":427,"optionText":428,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-79ca-a009-9ae936e41313","artículo",{"id":430,"optionText":419,"isCorrect":40,"displayOrder":41},"019f7f70-59d9-79ee-a009-9ae93700ddce",{"id":432,"optionText":416,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-7a0e-a009-9ae9378a0747",{"id":434,"sentenceTemplate":435,"displayOrder":41,"explanation":436,"exampleSentence":437,"blanks":438},"019f7f70-59d9-7b52-a009-9ae93c18e840","Elige el par formado solo por artículos singulares: __1__.","«El» y «una» indican una sola unidad; «los» y «unas» son plurales.","«La» y «un» también son artículos singulares.",[439],{"id":440,"blankNumber":41,"options":441},"019f7f70-59d9-7b1e-a009-9ae93b3ac7b3",[442,445,448],{"id":443,"optionText":444,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-7abe-a009-9ae93960b526","los y una",{"id":446,"optionText":447,"isCorrect":16,"displayOrder":41},"019f7f70-59d9-7ae2-a009-9ae93a1004fa","el y unas",{"id":449,"optionText":450,"isCorrect":40,"displayOrder":26},"019f7f70-59d9-7b02-a009-9ae93a3ebd41","el y una",{"id":452,"sentenceTemplate":453,"displayOrder":26,"explanation":454,"exampleSentence":455,"blanks":456},"019f7f70-59d9-7c22-a009-9ae93d523598","Para hablar de más de una unidad, puedo usar estos dos artículos: __1__.","«Los» y «unas» acompañan a sustantivos plurales.","«Las» y «unos» también indican más de una unidad.",[457],{"id":458,"blankNumber":41,"options":459},"019f7f70-59d9-7bee-a009-9ae93d4e9414",[460,463,465],{"id":461,"optionText":462,"isCorrect":40,"displayOrder":17},"019f7f70-59d9-7b92-a009-9ae93c45eb26","los y unas",{"id":464,"optionText":447,"isCorrect":16,"displayOrder":41},"019f7f70-59d9-7bb6-a009-9ae93cdaee85",{"id":466,"optionText":444,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-7bd2-a009-9ae93d144ac4",{"id":468,"sentenceTemplate":469,"displayOrder":62,"explanation":470,"exampleSentence":471,"blanks":472},"019f7f70-59d9-7cfe-a009-9ae940ba54a9","Si un sustantivo termina en vocal, normalmente añadimos __1__ para formar el plural.","La regla general para un sustantivo terminado en vocal es añadir -s.","«Ventana» termina en vocal y forma «ventanas».",[473],{"id":474,"blankNumber":41,"options":475},"019f7f70-59d9-7cca-a009-9ae93fd509cd",[476,479,482],{"id":477,"optionText":478,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-7c62-a009-9ae93e4b0c5d","-es",{"id":480,"optionText":481,"isCorrect":40,"displayOrder":41},"019f7f70-59d9-7c8e-a009-9ae93e9d14f5","-s",{"id":483,"optionText":484,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-7cae-a009-9ae93f4646aa","-ces",{"id":486,"sentenceTemplate":487,"displayOrder":73,"explanation":488,"exampleSentence":489,"blanks":490},"019f7f70-59d9-7dca-a009-9ae943950634","Para marcar varias rutas necesito dos __1__.","La cantidad «dos» exige el plural. «Mapa» termina en vocal, por eso añadimos -s: «mapas».","El plural de «parque» es «parques».",[491],{"id":492,"blankNumber":41,"options":493},"019f7f70-59d9-7d96-a009-9ae942c72f21",[494,497,500],{"id":495,"optionText":496,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-7d3e-a009-9ae94159a344","mapaes",{"id":498,"optionText":499,"isCorrect":16,"displayOrder":41},"019f7f70-59d9-7d5e-a009-9ae941f10549","mapaces",{"id":501,"optionText":502,"isCorrect":40,"displayOrder":26},"019f7f70-59d9-7d7a-a009-9ae94296d871","mapas",{"id":504,"sentenceTemplate":505,"displayOrder":84,"explanation":506,"exampleSentence":507,"blanks":508},"019f7f70-59d9-7e96-a009-9ae9473784f9","En este barrio hay dos __1__ pequeños donde sirven café.","«Café» termina en vocal y forma el plural añadiendo -s: «cafés».","En la plaza hay varios museos gratuitos.",[509],{"id":510,"blankNumber":41,"options":511},"019f7f70-59d9-7e66-a009-9ae94691e0dd",[512,515,518],{"id":513,"optionText":514,"isCorrect":40,"displayOrder":17},"019f7f70-59d9-7e0a-a009-9ae9447a32c8","cafés",{"id":516,"optionText":517,"isCorrect":16,"displayOrder":41},"019f7f70-59d9-7e2e-a009-9ae9456084a1","café",{"id":519,"optionText":520,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-7e4a-a009-9ae945b5cbab","cafées",{"id":522,"sentenceTemplate":523,"displayOrder":95,"explanation":524,"exampleSentence":525,"blanks":526},"019f7f70-59d9-7f5e-a009-9ae949c28987","Si un sustantivo termina en consonante, normalmente añadimos __1__.","La regla general para un sustantivo terminado en consonante es añadir -es.","«Animal» termina en consonante y forma «animales».",[527],{"id":528,"blankNumber":41,"options":529},"019f7f70-59d9-7f2e-a009-9ae949192966",[530,532,534],{"id":531,"optionText":481,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-7ed6-a009-9ae947c52fe8",{"id":533,"optionText":478,"isCorrect":40,"displayOrder":41},"019f7f70-59d9-7ef6-a009-9ae948a01cd2",{"id":535,"optionText":484,"isCorrect":16,"displayOrder":26},"019f7f70-59d9-7f12-a009-9ae948e96158",{"id":537,"sentenceTemplate":538,"displayOrder":106,"explanation":539,"exampleSentence":540,"blanks":541},"019f7f70-59da-709e-acf1-f830f029a337","Han pintado todas las __1__ del pasillo.","«Todas» indica plural. «Pared» termina en la consonante d, por eso añadimos -es: «paredes».","El plural de «comedor» es «comedores».",[542],{"id":543,"blankNumber":41,"options":544},"019f7f70-59da-706a-acf1-f830ef66ee3a",[545,548,551],{"id":546,"optionText":547,"isCorrect":16,"displayOrder":17},"019f7f70-59d9-7f9e-a009-9ae94a49f76d","pareds",{"id":549,"optionText":550,"isCorrect":16,"displayOrder":41},"019f7f70-59da-701e-acf1-f830ee1c9378","pareces",{"id":552,"optionText":553,"isCorrect":40,"displayOrder":26},"019f7f70-59da-7042-acf1-f830eed227cd","paredes",{"id":555,"sentenceTemplate":556,"displayOrder":11,"explanation":557,"exampleSentence":558,"blanks":559},"019f7f70-59da-716e-acf1-f830f1f25a1b","En palabras como «ley», conservamos la y y añadimos __1__.","El modelo enseñado es «ley → leyes»: se conserva la y y se añade -es.","El plural de «rey» es «reyes».",[560],{"id":561,"blankNumber":41,"options":562},"019f7f70-59da-713a-acf1-f830f1adc251",[563,565,567],{"id":564,"optionText":478,"isCorrect":40,"displayOrder":17},"019f7f70-59da-70de-acf1-f830f0fa57b0",{"id":566,"optionText":481,"isCorrect":16,"displayOrder":41},"019f7f70-59da-70fe-acf1-f830f13420d8",{"id":568,"optionText":484,"isCorrect":16,"displayOrder":26},"019f7f70-59da-711e-acf1-f830f1895cb3",{"id":570,"sentenceTemplate":571,"displayOrder":112,"explanation":572,"exampleSentence":573,"blanks":574},"019f7f70-59da-7236-acf1-f830f48fda3c","Cuando un sustantivo termina en z, cambiamos la z por __1__ y añadimos es.","La z cambia a c antes de la terminación -es: z → c + es.","«Cruz» cambia a «cruces».",[575],{"id":576,"blankNumber":41,"options":577},"019f7f70-59da-7206-acf1-f830f47dd7d3",[578,581,584],{"id":579,"optionText":580,"isCorrect":16,"displayOrder":17},"019f7f70-59da-71ae-acf1-f830f2608fff","z",{"id":582,"optionText":583,"isCorrect":40,"displayOrder":41},"019f7f70-59da-71ca-acf1-f830f3390847","c",{"id":585,"optionText":586,"isCorrect":16,"displayOrder":26},"019f7f70-59da-71ea-acf1-f830f3dd3e06","s",{"id":588,"sentenceTemplate":589,"displayOrder":33,"explanation":590,"exampleSentence":591,"blanks":592},"019f7f70-59da-7302-acf1-f830f7af4b17","En el acuario vemos cinco __1__ de colores.","El plural de «pez» cambia z por c y añade -es: «peces».","El plural de «actriz» es «actrices».",[593],{"id":594,"blankNumber":41,"options":595},"019f7f70-59da-72ce-acf1-f830f6d2431f",[596,599,602],{"id":597,"optionText":598,"isCorrect":16,"displayOrder":17},"019f7f70-59da-7276-acf1-f830f54276bb","pezs",{"id":600,"optionText":601,"isCorrect":16,"displayOrder":41},"019f7f70-59da-7296-acf1-f830f5ce5a20","pezez",{"id":603,"optionText":604,"isCorrect":40,"displayOrder":26},"019f7f70-59da-72b2-acf1-f830f635d985","peces",{"id":606,"sentenceTemplate":607,"displayOrder":152,"explanation":608,"exampleSentence":609,"blanks":610},"019f7f70-59da-73de-acf1-f830fa222472","La forma correcta del plural de «nariz» es __1__.","«Nariz» termina en z; cambiamos z por c y añadimos -es: «narices», nunca «narizes».","«Veloz» sigue el mismo cambio en «veloces».",[611],{"id":612,"blankNumber":41,"options":613},"019f7f70-59da-739e-acf1-f830f96e4c8e",[614,617,620],{"id":615,"optionText":616,"isCorrect":40,"displayOrder":17},"019f7f70-59da-7342-acf1-f830f7f43ac3","narices",{"id":618,"optionText":619,"isCorrect":16,"displayOrder":41},"019f7f70-59da-7362-acf1-f830f8c60bad","narizes",{"id":621,"optionText":622,"isCorrect":16,"displayOrder":26},"019f7f70-59da-7382-acf1-f830f93f54fd","narizs",{"id":624,"sentenceTemplate":625,"displayOrder":163,"explanation":626,"exampleSentence":627,"blanks":628},"019f7f70-59da-752e-acf1-f830fd33aa66","Para hablar de varios días llamados martes, escribimos __1__.","«Martes» mantiene la misma forma en singular y plural; el artículo «los» indica el plural.","Decimos «el lunes» para uno y «los lunes» para varios.",[629],{"id":630,"blankNumber":41,"options":631},"019f7f70-59da-747a-acf1-f830fca415ef",[632,635,638],{"id":633,"optionText":634,"isCorrect":16,"displayOrder":17},"019f7f70-59da-741e-acf1-f830fad0f21e","el martes",{"id":636,"optionText":637,"isCorrect":40,"displayOrder":41},"019f7f70-59da-743e-acf1-f830fb630a23","los martes",{"id":639,"optionText":640,"isCorrect":16,"displayOrder":26},"019f7f70-59da-745e-acf1-f830fbb3d02e","los marteses",{"id":642,"sentenceTemplate":643,"displayOrder":174,"explanation":644,"exampleSentence":645,"blanks":646},"019f7f70-59da-7636-acf1-f83101261baa","El viaje dura cuatro __1__ completos.","La cantidad «cuatro» exige plural. «Mes» es uno de los modelos frecuentes terminados en s que añaden -es: «meses».","Dos meses forman parte de la misma estación.",[647],{"id":648,"blankNumber":41,"options":649},"019f7f70-59da-7602-acf1-f8310046edd4",[650,653,656],{"id":651,"optionText":652,"isCorrect":16,"displayOrder":17},"019f7f70-59da-75aa-acf1-f830fda22d51","mes",{"id":654,"optionText":655,"isCorrect":16,"displayOrder":41},"019f7f70-59da-75ca-acf1-f830fe96dee4","mesos",{"id":657,"optionText":658,"isCorrect":40,"displayOrder":26},"019f7f70-59da-75e6-acf1-f830ff8dbba6","meses",{"id":660,"sentenceTemplate":661,"displayOrder":189,"explanation":662,"exampleSentence":663,"blanks":664},"019f7f70-59da-76fe-acf1-f83102aecf35","Hay tres __1__ en la parada.","El plural enseñado de «autobús» es «autobuses»: añade -es y pierde la tilde.","Un autobús sale ahora y dos autobuses salen después.",[665],{"id":666,"blankNumber":41,"options":667},"019f7f70-59da-76ca-acf1-f83102674715",[668,671,674],{"id":669,"optionText":670,"isCorrect":40,"displayOrder":17},"019f7f70-59da-7672-acf1-f83101611356","autobuses",{"id":672,"optionText":673,"isCorrect":16,"displayOrder":41},"019f7f70-59da-7692-acf1-f831018f4191","autobúss",{"id":675,"optionText":676,"isCorrect":16,"displayOrder":26},"019f7f70-59da-76b2-acf1-f83101dd07ad","autobúses",{"id":380,"grammarPage":373,"title":381,"instructions":382,"displayOrder":41,"type":376,"questions":678,"ogImageUrl":383},[679,697,715,733,751,769,787,805,823,841,859,877,895,913,931],{"id":680,"sentenceTemplate":681,"displayOrder":17,"explanation":682,"exampleSentence":683,"blanks":684},"019f7f70-59f0-76a0-92c4-72bcd0b6d345","Solo hay uno en el jardín: __1__.","La cantidad «uno» exige singular en el artículo, el sustantivo y el adjetivo: «el gato negro».","En la entrada espera un perro tranquilo.",[685],{"id":686,"blankNumber":41,"options":687},"019f7f70-59f0-7654-92c4-72bcd033887f",[688,691,694],{"id":689,"optionText":690,"isCorrect":40,"displayOrder":17},"019f7f70-59f0-75d0-92c4-72bcceda4328","el gato negro",{"id":692,"optionText":693,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7608-92c4-72bccf4e4b88","los gatos negros",{"id":695,"optionText":696,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7630-92c4-72bcd00a329d","el gatos negro",{"id":698,"sentenceTemplate":699,"displayOrder":41,"explanation":700,"exampleSentence":701,"blanks":702},"019f7f70-59f0-779c-92c4-72bcd31cdd1f","Veo dos en la calle: __1__.","La cantidad «dos» exige el plural completo: «las bicicletas rojas».","En el garaje hay tres motos nuevas.",[703],{"id":704,"blankNumber":41,"options":705},"019f7f70-59f0-7764-92c4-72bcd284393a",[706,709,712],{"id":707,"optionText":708,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7700-92c4-72bcd0bfd414","la bicicleta roja",{"id":710,"optionText":711,"isCorrect":40,"displayOrder":41},"019f7f70-59f0-7728-92c4-72bcd18424b2","las bicicletas rojas",{"id":713,"optionText":714,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7748-92c4-72bcd1c4755b","las bicicleta roja",{"id":716,"sentenceTemplate":717,"displayOrder":26,"explanation":718,"exampleSentence":719,"blanks":720},"019f7f70-59f0-7874-92c4-72bcd5d46237","Para señalar varios mapas recién comprados, digo: __1__.","El artículo, el sustantivo y el adjetivo deben estar en plural: «los mapas nuevos».","Guardamos unos cuadernos pequeños en la mochila.",[721],{"id":722,"blankNumber":41,"options":723},"019f7f70-59f0-7840-92c4-72bcd58b6a6d",[724,727,730],{"id":725,"optionText":726,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-77e0-92c4-72bcd39874ec","los mapa nuevo",{"id":728,"optionText":729,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7804-92c4-72bcd48d9973","el mapa nuevo",{"id":731,"optionText":732,"isCorrect":40,"displayOrder":26},"019f7f70-59f0-7820-92c4-72bcd55bf01e","los mapas nuevos",{"id":734,"sentenceTemplate":735,"displayOrder":62,"explanation":736,"exampleSentence":737,"blanks":738},"019f7f70-59f0-794c-92c4-72bcd7732909","La tienda muestra cuatro __1__.","La cantidad «cuatro» exige el plural en el sustantivo y el adjetivo: «ventanas abiertas».","La casa tiene unas puertas blancas.",[739],{"id":740,"blankNumber":41,"options":741},"019f7f70-59f0-7918-92c4-72bcd72072e2",[742,745,748],{"id":743,"optionText":744,"isCorrect":40,"displayOrder":17},"019f7f70-59f0-78b8-92c4-72bcd5eab2a8","ventanas abiertas",{"id":746,"optionText":747,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-78dc-92c4-72bcd682a059","ventana abierta",{"id":749,"optionText":750,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-78fc-92c4-72bcd6925058","ventana abiertas",{"id":752,"sentenceTemplate":753,"displayOrder":73,"explanation":754,"exampleSentence":755,"blanks":756},"019f7f70-59f0-7a20-92c4-72bcdac721ed","En la avenida hay varios: __1__.","«Hoteles» termina en -es, y el artículo y el adjetivo también aparecen en plural.","Cerca del puerto hay unos restaurantes modernos.",[757],{"id":758,"blankNumber":41,"options":759},"019f7f70-59f0-79ec-92c4-72bcda3a60d5",[760,763,766],{"id":761,"optionText":762,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7990-92c4-72bcd7de1a3c","el hotel moderno",{"id":764,"optionText":765,"isCorrect":40,"displayOrder":41},"019f7f70-59f0-79b0-92c4-72bcd8b1de5e","los hoteles modernos",{"id":767,"optionText":768,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-79cc-92c4-72bcd93e00c6","los hotel moderno",{"id":770,"sentenceTemplate":771,"displayOrder":84,"explanation":772,"exampleSentence":773,"blanks":774},"019f7f70-59f0-7b00-92c4-72bcdd525044","En el estanque nadan muchos: __1__.","«Pez» cambia z por c en plural, y el adjetivo también concuerda: «peces pequeños».","En la mesa hay unas nueces frescas.",[775],{"id":776,"blankNumber":41,"options":777},"019f7f70-59f0-7acc-92c4-72bcdcff10b0",[778,781,784],{"id":779,"optionText":780,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7a60-92c4-72bcdb6059d8","unos pez pequeño",{"id":782,"optionText":783,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7a8c-92c4-72bcdc3ffda4","un pez pequeño",{"id":785,"optionText":786,"isCorrect":40,"displayOrder":26},"019f7f70-59f0-7ab0-92c4-72bcdc9cb579","unos peces pequeños",{"id":788,"sentenceTemplate":789,"displayOrder":95,"explanation":790,"exampleSentence":791,"blanks":792},"019f7f70-59f0-7bd4-92c4-72bcdf60a99e","El parlamento aprueba varias: __1__.","El plural de «ley» es «leyes», y «nuevas» concuerda con el sustantivo plural.","Los reyes jóvenes visitan la ciudad.",[793],{"id":794,"blankNumber":41,"options":795},"019f7f70-59f0-7ba0-92c4-72bcdebc528a",[796,799,802],{"id":797,"optionText":798,"isCorrect":40,"displayOrder":17},"019f7f70-59f0-7b44-92c4-72bcdd82f17c","las leyes nuevas",{"id":800,"optionText":801,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7b64-92c4-72bcde316c10","la ley nueva",{"id":803,"optionText":804,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7b84-92c4-72bcdeb5650e","las leys nuevas",{"id":806,"sentenceTemplate":807,"displayOrder":106,"explanation":808,"exampleSentence":809,"blanks":810},"019f7f70-59f0-7ca4-92c4-72bce14888be","El calendario de este mes muestra cinco __1__.","«Lunes» mantiene la misma forma con una cantidad plural; no añadimos otra terminación.","Decimos «un martes» y «cuatro martes» sin cambiar el sustantivo.",[811],{"id":812,"blankNumber":41,"options":813},"019f7f70-59f0-7c70-92c4-72bce04f5967",[814,817,820],{"id":815,"optionText":816,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7c14-92c4-72bcdf9a1df5","luness",{"id":818,"optionText":819,"isCorrect":40,"displayOrder":41},"019f7f70-59f0-7c34-92c4-72bcdfd59b6d","lunes",{"id":821,"optionText":822,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7c54-92c4-72bce02d3902","luneses",{"id":824,"sentenceTemplate":825,"displayOrder":11,"explanation":826,"exampleSentence":827,"blanks":828},"019f7f70-59f0-7d78-92c4-72bce3e2e8e7","El curso corto dura un mes; el programa largo dura __1__.","La cantidad «seis» exige el sustantivo y el adjetivo en plural: «seis meses completos».","La práctica continúa durante dos meses intensos.",[829],{"id":830,"blankNumber":41,"options":831},"019f7f70-59f0-7d44-92c4-72bce32da151",[832,835,838],{"id":833,"optionText":834,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7ce4-92c4-72bce2150085","un mes completo",{"id":836,"optionText":837,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7d08-92c4-72bce27a78aa","seis mes completo",{"id":839,"optionText":840,"isCorrect":40,"displayOrder":26},"019f7f70-59f0-7d28-92c4-72bce3156f89","seis meses completos",{"id":842,"sentenceTemplate":843,"displayOrder":112,"explanation":844,"exampleSentence":845,"blanks":846},"019f7f70-59f0-7e54-92c4-72bce7728f1c","A esta hora llegan varios: __1__.","El plural completo es «los autobuses amarillos»: artículo, sustantivo y adjetivo están en plural.","Por la mañana pasan unos trenes rápidos.",[847],{"id":848,"blankNumber":41,"options":849},"019f7f70-59f0-7e20-92c4-72bce71ecbdc",[850,853,856],{"id":851,"optionText":852,"isCorrect":40,"displayOrder":17},"019f7f70-59f0-7db8-92c4-72bce49fe629","los autobuses amarillos",{"id":854,"optionText":855,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7ddc-92c4-72bce55a6731","el autobús amarillo",{"id":857,"optionText":858,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7e04-92c4-72bce63f272e","los autobús amarillo",{"id":860,"sentenceTemplate":861,"displayOrder":33,"explanation":862,"exampleSentence":863,"blanks":864},"019f7f70-59f0-7f24-92c4-72bcea773681","Cambia todo el grupo «el cuaderno azul» al plural: __1__.","Las tres palabras cambian al plural: «los cuadernos azules».","«El pantalón gris» cambia a «los pantalones grises».",[865],{"id":866,"blankNumber":41,"options":867},"019f7f70-59f0-7ef4-92c4-72bcea14c86e",[868,871,874],{"id":869,"optionText":870,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7e94-92c4-72bce7b99e83","el cuaderno azul",{"id":872,"optionText":873,"isCorrect":40,"displayOrder":41},"019f7f70-59f0-7eb8-92c4-72bce854fdcd","los cuadernos azules",{"id":875,"optionText":876,"isCorrect":16,"displayOrder":26},"019f7f70-59f0-7ed4-92c4-72bce921e1b8","los cuaderno azul",{"id":878,"sentenceTemplate":879,"displayOrder":152,"explanation":880,"exampleSentence":881,"blanks":882},"019f7f70-59f1-705c-87f2-a4d2a3d7b8b6","El pintor termina tres __1__ antes de comer.","Después de «tres», el sustantivo terminado en consonante y el adjetivo aparecen en plural: «paredes blancas».","«Una flor amarilla» cambia a «unas flores amarillas».",[883],{"id":884,"blankNumber":41,"options":885},"019f7f70-59f1-7028-87f2-a4d2a3ad2004",[886,889,892],{"id":887,"optionText":888,"isCorrect":16,"displayOrder":17},"019f7f70-59f0-7f64-92c4-72bceb3cd8ef","pared blanca",{"id":890,"optionText":891,"isCorrect":16,"displayOrder":41},"019f7f70-59f0-7f88-92c4-72bceb8a71ee","paredes blanca",{"id":893,"optionText":894,"isCorrect":40,"displayOrder":26},"019f7f70-59f1-7004-87f2-a4d2a398a11a","paredes blancas",{"id":896,"sentenceTemplate":897,"displayOrder":163,"explanation":898,"exampleSentence":899,"blanks":900},"019f7f70-59f1-7134-87f2-a4d2a6db462c","Cambia todo el grupo «los zapatos limpios» al singular: __1__.","Al hablar de un solo zapato, el artículo, el sustantivo y el adjetivo vuelven al singular.","«Las camisas verdes» cambia a «la camisa verde».",[901],{"id":902,"blankNumber":41,"options":903},"019f7f70-59f1-70fc-87f2-a4d2a5e84293",[904,907,910],{"id":905,"optionText":906,"isCorrect":40,"displayOrder":17},"019f7f70-59f1-70a0-87f2-a4d2a417e84e","el zapato limpio",{"id":908,"optionText":909,"isCorrect":16,"displayOrder":41},"019f7f70-59f1-70bc-87f2-a4d2a4bd8278","los zapatos limpios",{"id":911,"optionText":912,"isCorrect":16,"displayOrder":26},"019f7f70-59f1-70e0-87f2-a4d2a553f078","el zapatos limpios",{"id":914,"sentenceTemplate":915,"displayOrder":174,"explanation":916,"exampleSentence":917,"blanks":918},"019f7f70-59f1-7210-87f2-a4d2a9cd235a","¿Qué grupo tiene concordancia correcta en plural? __1__.","En «unas calles tranquilas», las tres palabras están en plural.","«Los jardines grandes» también tiene concordancia completa en plural.",[919],{"id":920,"blankNumber":41,"options":921},"019f7f70-59f1-71d4-87f2-a4d2a8d69c7d",[922,925,928],{"id":923,"optionText":924,"isCorrect":16,"displayOrder":17},"019f7f70-59f1-7178-87f2-a4d2a73a4008","una calles tranquila",{"id":926,"optionText":927,"isCorrect":40,"displayOrder":41},"019f7f70-59f1-7198-87f2-a4d2a7d88c7c","unas calles tranquilas",{"id":929,"optionText":930,"isCorrect":16,"displayOrder":26},"019f7f70-59f1-71b8-87f2-a4d2a7d97630","unas calle tranquilas",{"id":932,"sentenceTemplate":933,"displayOrder":189,"explanation":934,"exampleSentence":935,"blanks":936},"019f7f70-59f1-72e4-87f2-a4d2ac618d54","En la mesa hay una taza y cuatro vasos. La descripción correcta es: __1__.","«Una taza roja» permanece en singular y «cuatro vasos verdes» aparece en plural, según cada cantidad.","En la cesta hay una manzana verde y tres peras maduras.",[937],{"id":938,"blankNumber":41,"options":939},"019f7f70-59f1-72b0-87f2-a4d2ab9e2b43",[940,943,946],{"id":941,"optionText":942,"isCorrect":16,"displayOrder":17},"019f7f70-59f1-7254-87f2-a4d2aa7fe6b8","unas tazas rojas y un vaso verde",{"id":944,"optionText":945,"isCorrect":16,"displayOrder":41},"019f7f70-59f1-7274-87f2-a4d2aae62664","una taza rojo y cuatro vaso verde",{"id":947,"optionText":948,"isCorrect":40,"displayOrder":26},"019f7f70-59f1-7294-87f2-a4d2ab6ed79a","una taza roja y cuatro vasos verdes",{"id":386,"grammarPage":373,"title":387,"instructions":388,"displayOrder":26,"type":389,"questions":950,"ogImageUrl":390},[951,966,980,994,1008,1022,1036,1049,1063,1077],{"id":952,"sentenceTemplate":953,"displayOrder":17,"explanation":954,"exampleSentence":955,"blanks":956},"019fc2c5-68d7-779f-b534-2cbbe4522fa9","Construye la frase: __1__","«Foto» termina en vocal, por eso forma el plural con -s. «La pared del salón» indica dónde están las fotos.","Dos motos esperan delante de la tienda.",[957],{"id":958,"blankNumber":41,"options":959},"019fc2c5-68d7-7743-b534-2cbbe431ab3c",[960,963],{"id":961,"optionText":962,"isCorrect":40,"displayOrder":17},"019fc2c5-68d7-76af-b534-2cbbe367f8ed","Varias fotos decoran la pared del salón.",{"id":964,"optionText":965,"isCorrect":16,"displayOrder":41},"019fc2c5-68d7-770f-b534-2cbbe37cd301","fotoes",{"id":967,"sentenceTemplate":953,"displayOrder":41,"explanation":968,"exampleSentence":969,"blanks":970},"019fc2c5-68d7-787f-b534-2cbbe6d63af3","Después de «Dos» necesitamos «cafés» en plural. «Café» termina en vocal y añade -s.","Tres sofás ocupan la sala.",[971],{"id":972,"blankNumber":41,"options":973},"019fc2c5-68d7-7843-b534-2cbbe64315d2",[974,977],{"id":975,"optionText":976,"isCorrect":16,"displayOrder":17},"019fc2c5-68d7-77ef-b534-2cbbe510b021","cafees",{"id":978,"optionText":979,"isCorrect":40,"displayOrder":41},"019fc2c5-68d7-7813-b534-2cbbe56ef12c","Dos cafés abren temprano.",{"id":981,"sentenceTemplate":953,"displayOrder":26,"explanation":982,"exampleSentence":983,"blanks":984},"019fc2c5-68d7-7937-b534-2cbbe9e6dfa9","«Profesor» termina en consonante y añade -es; el complemento temporal aparece al final.","Dos doctores visitan el hospital.",[985],{"id":986,"blankNumber":41,"options":987},"019fc2c5-68d7-7903-b534-2cbbe8f4aadc",[988,991],{"id":989,"optionText":990,"isCorrect":40,"displayOrder":17},"019fc2c5-68d7-78c3-b534-2cbbe739568f","Tres profesores preparan el material antes de clase.",{"id":992,"optionText":993,"isCorrect":16,"displayOrder":41},"019fc2c5-68d7-78e7-b534-2cbbe81d6046","profesors",{"id":995,"sentenceTemplate":953,"displayOrder":62,"explanation":996,"exampleSentence":997,"blanks":998},"019fc2c5-68d7-79f3-b534-2cbbeba009e3","El lugar «Desde el balcón» abre la frase; después van «los reyes», el verbo y el complemento. En este modelo se conserva la y y se añade -es: «rey → reyes».","Las leyes cambian este año.",[999],{"id":1000,"blankNumber":41,"options":1001},"019fc2c5-68d7-79bb-b534-2cbbeb6c39ef",[1002,1005],{"id":1003,"optionText":1004,"isCorrect":16,"displayOrder":17},"019fc2c5-68d7-797b-b534-2cbbeadc4972","reys",{"id":1006,"optionText":1007,"isCorrect":40,"displayOrder":41},"019fc2c5-68d7-799f-b534-2cbbeb45527e","Los reyes saludan a la gente desde el balcón.",{"id":1009,"sentenceTemplate":953,"displayOrder":73,"explanation":1010,"exampleSentence":1011,"blanks":1012},"019fc2c5-68d7-7aaf-b534-2cbbee17c0fe","El lugar «En el pasillo» abre la frase; después van el sujeto plural, el verbo y el complemento. «Luz» cambia la z por c y añade -es.","Las voces llenan el teatro.",[1013],{"id":1014,"blankNumber":41,"options":1015},"019fc2c5-68d7-7a77-b534-2cbbedbc2d2b",[1016,1019],{"id":1017,"optionText":1018,"isCorrect":40,"displayOrder":17},"019fc2c5-68d7-7a37-b534-2cbbec2a4eca","Las luces iluminan el suelo en el pasillo.",{"id":1020,"optionText":1021,"isCorrect":16,"displayOrder":41},"019fc2c5-68d7-7a57-b534-2cbbecf2cee0","luzes",{"id":1023,"sentenceTemplate":953,"displayOrder":84,"explanation":1024,"exampleSentence":1025,"blanks":1026},"019fc2c5-68d7-7b6b-b534-2cbbef798c9c","Después del demostrativo plural «Estos» usamos «lápices». «Lápiz» cambia la z por c y añade -es.","Esas nueces tienen buen sabor.",[1027],{"id":1028,"blankNumber":41,"options":1029},"019fc2c5-68d7-7b33-b534-2cbbef469e9d",[1030,1033],{"id":1031,"optionText":1032,"isCorrect":16,"displayOrder":17},"019fc2c5-68d7-7aef-b534-2cbbee6f90b7","lápizs",{"id":1034,"optionText":1035,"isCorrect":40,"displayOrder":41},"019fc2c5-68d7-7b13-b534-2cbbef101c41","Estos lápices tienen punta fina.",{"id":1037,"sentenceTemplate":953,"displayOrder":95,"explanation":1038,"exampleSentence":1039,"blanks":1040},"019fc2c5-68d7-7c2f-b534-2cbbf1c2c90e","El sujeto «La biblioteca» va antes del verbo. «Lunes» no cambia en plural; el artículo «los» muestra el número.","El museo abre todos los martes.",[1041],{"id":1042,"blankNumber":41,"options":1043},"019fc2c5-68d7-7beb-b534-2cbbf14c2d04",[1044,1047],{"id":1045,"optionText":1046,"isCorrect":40,"displayOrder":17},"019fc2c5-68d7-7bab-b534-2cbbf0137a91","La biblioteca cierra los lunes.",{"id":1048,"optionText":822,"isCorrect":16,"displayOrder":41},"019fc2c5-68d7-7bcf-b534-2cbbf10a850e",{"id":1050,"sentenceTemplate":953,"displayOrder":106,"explanation":1051,"exampleSentence":1052,"blanks":1053},"019fc2c5-68d7-7cdf-b534-2cbbf4421265","La expresión plural «Los martes» abre la frase. El sustantivo «martes» mantiene la misma forma.","Los lunes practicamos español en clase.",[1054],{"id":1055,"blankNumber":41,"options":1056},"019fc2c5-68d7-7caf-b534-2cbbf34abefc",[1057,1060],{"id":1058,"optionText":1059,"isCorrect":16,"displayOrder":17},"019fc2c5-68d7-7c6f-b534-2cbbf27a40cd","marteses",{"id":1061,"optionText":1062,"isCorrect":40,"displayOrder":41},"019fc2c5-68d7-7c8f-b534-2cbbf2aa6ddb","Los martes tenemos clase de música.",{"id":1064,"sentenceTemplate":953,"displayOrder":11,"explanation":1065,"exampleSentence":1066,"blanks":1067},"019fc2c5-68d7-7d93-b534-2cbbf5c50793","El sujeto «El curso» va antes del verbo y de la duración. Después de «seis» usamos «meses»: «mes» añade -es.","La visita dura dos meses.",[1068],{"id":1069,"blankNumber":41,"options":1070},"019fc2c5-68d7-7d5f-b534-2cbbf51e61ab",[1071,1074],{"id":1072,"optionText":1073,"isCorrect":40,"displayOrder":17},"019fc2c5-68d7-7d1f-b534-2cbbf46ee505","El curso dura seis meses.",{"id":1075,"optionText":1076,"isCorrect":16,"displayOrder":41},"019fc2c5-68d7-7d43-b534-2cbbf487b254","mess",{"id":1078,"sentenceTemplate":953,"displayOrder":112,"explanation":1079,"exampleSentence":1080,"blanks":1081},"019fc2c5-68d7-7e43-b534-2cbbf7333369","El sujeto plural «Los autobuses» va antes del verbo. «Junto al mercado» aparece al final y el modelo enseñado es «autobús → autobuses».","Dos autobuses llegan a la estación.",[1082],{"id":1083,"blankNumber":41,"options":1084},"019fc2c5-68d7-7e0f-b534-2cbbf72ebf6f",[1085,1088],{"id":1086,"optionText":1087,"isCorrect":16,"displayOrder":17},"019fc2c5-68d7-7dd3-b534-2cbbf5ebc779","autobús",{"id":1089,"optionText":1090,"isCorrect":40,"displayOrder":41},"019fc2c5-68d7-7df3-b534-2cbbf6e95f0a","Los autobuses paran junto al mercado.",{"id":393,"grammarPage":373,"title":394,"instructions":388,"displayOrder":62,"type":389,"questions":1092,"ogImageUrl":395},[1093,1107,1121,1135,1149,1163,1177,1191,1204,1218],{"id":1094,"sentenceTemplate":953,"displayOrder":17,"explanation":1095,"exampleSentence":1096,"blanks":1097},"019fc2c5-68f7-7e5b-bd50-41c555f9bee8","Después de «Hoy» va el verbo y el grupo plural «las mesas redondas»: artículo, sustantivo y adjetivo concuerdan.","Ana limpia las ventanas pequeñas.",[1098],{"id":1099,"blankNumber":41,"options":1100},"019fc2c5-68f7-7dd7-bd50-41c555335795",[1101,1104],{"id":1102,"optionText":1103,"isCorrect":16,"displayOrder":17},"019fc2c5-68f7-7d17-bd50-41c5541b0982","redonda",{"id":1105,"optionText":1106,"isCorrect":40,"displayOrder":41},"019fc2c5-68f7-7d8b-bd50-41c5550d2883","Hoy limpio las mesas redondas.",{"id":1108,"sentenceTemplate":953,"displayOrder":41,"explanation":1109,"exampleSentence":1110,"blanks":1111},"019fc2c5-68f8-703a-8ea7-de9b4cb9d735","Después del verbo va «unos lápices azules». El sustantivo y el adjetivo están en plural.","Luego ordeno unas carpetas verdes.",[1112],{"id":1113,"blankNumber":41,"options":1114},"019fc2c5-68f7-7f6f-bd50-41c557c73e1b",[1115,1118],{"id":1116,"optionText":1117,"isCorrect":40,"displayOrder":17},"019fc2c5-68f7-7ee7-bd50-41c5564cc1b9","Ahora guardo unos lápices azules.",{"id":1119,"optionText":1120,"isCorrect":16,"displayOrder":41},"019fc2c5-68f7-7f2f-bd50-41c556fb515d","azul",{"id":1122,"sentenceTemplate":953,"displayOrder":26,"explanation":1123,"exampleSentence":1124,"blanks":1125},"019fc2c5-68f8-71d2-8ea7-de9b4e551d47","El grupo «las ciudades españolas» va después del verbo. Sus tres palabras están en plural.","Este año conocemos los pueblos españoles.",[1126],{"id":1127,"blankNumber":41,"options":1128},"019fc2c5-68f8-715a-8ea7-de9b4e23f4db",[1129,1132],{"id":1130,"optionText":1131,"isCorrect":16,"displayOrder":17},"019fc2c5-68f8-70c2-8ea7-de9b4d7d802e","española",{"id":1133,"optionText":1134,"isCorrect":40,"displayOrder":41},"019fc2c5-68f8-710a-8ea7-de9b4de72e9f","Mañana visitamos las ciudades españolas.",{"id":1136,"sentenceTemplate":953,"displayOrder":62,"explanation":1137,"exampleSentence":1138,"blanks":1139},"019fc2c5-68f8-7336-8ea7-de9b4f3ceefc","Después del verbo va el grupo plural «unos peces rojos». «Pez» cambia a «peces» y «rojos» concuerda.","Desde la orilla observamos unas aves blancas.",[1140],{"id":1141,"blankNumber":41,"options":1142},"019fc2c5-68f8-72d6-8ea7-de9b4effba97",[1143,1146],{"id":1144,"optionText":1145,"isCorrect":40,"displayOrder":17},"019fc2c5-68f8-725e-8ea7-de9b4e77a6ee","Desde aquí vemos unos peces rojos.",{"id":1147,"optionText":1148,"isCorrect":16,"displayOrder":41},"019fc2c5-68f8-729e-8ea7-de9b4efb3d70","rojo",{"id":1150,"sentenceTemplate":953,"displayOrder":73,"explanation":1151,"exampleSentence":1152,"blanks":1153},"019fc2c5-68f8-7462-8ea7-de9b510f0762","El lugar «En la biblioteca» abre la frase; después van Marta, el verbo y «las leyes nacionales». «Ley» forma «leyes» y el adjetivo también está en plural.","El profesor explica las reglas generales.",[1154],{"id":1155,"blankNumber":41,"options":1156},"019fc2c5-68f8-740a-8ea7-de9b50439fa1",[1157,1160],{"id":1158,"optionText":1159,"isCorrect":16,"displayOrder":17},"019fc2c5-68f8-739e-8ea7-de9b4f6aad00","nacional",{"id":1161,"optionText":1162,"isCorrect":40,"displayOrder":41},"019fc2c5-68f8-73da-8ea7-de9b4f7d7ea6","En la biblioteca, Marta estudia las leyes nacionales.",{"id":1164,"sentenceTemplate":953,"displayOrder":84,"explanation":1165,"exampleSentence":1166,"blanks":1167},"019fc2c5-68f8-75b6-8ea7-de9b525dc9cd","En «los lunes festivos», «lunes» no cambia; el artículo y el adjetivo indican el plural.","Eva marca los martes ocupados.",[1168],{"id":1169,"blankNumber":41,"options":1170},"019fc2c5-68f8-755a-8ea7-de9b5234dab7",[1171,1174],{"id":1172,"optionText":1173,"isCorrect":40,"displayOrder":17},"019fc2c5-68f8-74ea-8ea7-de9b51bac6ac","Luis marca los lunes festivos.",{"id":1175,"optionText":1176,"isCorrect":16,"displayOrder":41},"019fc2c5-68f8-7526-8ea7-de9b51bfa533","el",{"id":1178,"sentenceTemplate":953,"displayOrder":95,"explanation":1179,"exampleSentence":1180,"blanks":1181},"019fc2c5-68f8-76e2-8ea7-de9b547b0787","El lugar «En el calendario» abre la frase; después van Marta, el verbo y «los meses escolares». «Mes» añade -es y «escolares» concuerda en plural.","Pablo cuenta los días laborables.",[1182],{"id":1183,"blankNumber":41,"options":1184},"019fc2c5-68f8-768a-8ea7-de9b538bb98d",[1185,1188],{"id":1186,"optionText":1187,"isCorrect":16,"displayOrder":17},"019fc2c5-68f8-761e-8ea7-de9b52eb7f66","las",{"id":1189,"optionText":1190,"isCorrect":40,"displayOrder":41},"019fc2c5-68f8-7656-8ea7-de9b52f3c84e","En el calendario, Marta marca los meses escolares.",{"id":1192,"sentenceTemplate":953,"displayOrder":106,"explanation":1193,"exampleSentence":1194,"blanks":1195},"019fc2c5-68f8-780a-8ea7-de9b5756af59","Después del verbo va «los autobuses amarillos». El artículo, el sustantivo y el adjetivo están en plural.","Pedro fotografía los trenes rojos.",[1196],{"id":1197,"blankNumber":41,"options":1198},"019fc2c5-68f8-77b2-8ea7-de9b574ab93f",[1199,1202],{"id":1200,"optionText":1201,"isCorrect":40,"displayOrder":17},"019fc2c5-68f8-774a-8ea7-de9b55725184","Carlos fotografía los autobuses amarillos.",{"id":1203,"optionText":1176,"isCorrect":16,"displayOrder":41},"019fc2c5-68f8-777e-8ea7-de9b5656e089",{"id":1205,"sentenceTemplate":953,"displayOrder":11,"explanation":1206,"exampleSentence":1207,"blanks":1208},"019fc2c5-68f8-78ce-8ea7-de9b59fc7855","Después del verbo va «las voces femeninas». «Voz» cambia a «voces» y el adjetivo concuerda en plural.","El técnico escucha las canciones nuevas.",[1209],{"id":1210,"blankNumber":41,"options":1211},"019fc2c5-68f8-7896-8ea7-de9b5954fb28",[1212,1215],{"id":1213,"optionText":1214,"isCorrect":40,"displayOrder":17},"019fc2c5-68f8-7852-8ea7-de9b57ad3df1","En el estudio, Elena graba las voces femeninas.",{"id":1216,"optionText":1217,"isCorrect":16,"displayOrder":41},"019fc2c5-68f8-7876-8ea7-de9b585f811e","la",{"id":1219,"sentenceTemplate":953,"displayOrder":112,"explanation":1220,"exampleSentence":1221,"blanks":1222},"019fc2c5-68f8-7986-8ea7-de9b5bcb470f","Después de «a» va «los reyes españoles». En este grupo, el artículo, el sustantivo y el adjetivo están en plural.","La gente recibe a las actrices españolas.",[1223],{"id":1224,"blankNumber":41,"options":1225},"019fc2c5-68f8-7952-8ea7-de9b5b725b56",[1226,1228],{"id":1227,"optionText":1176,"isCorrect":16,"displayOrder":17},"019fc2c5-68f8-790e-8ea7-de9b5a2e53de",{"id":1229,"optionText":1230,"isCorrect":40,"displayOrder":41},"019fc2c5-68f8-7932-8ea7-de9b5b0e386a","En la plaza, todos saludan a los reyes españoles.",{"id":398,"grammarPage":373,"title":399,"instructions":400,"displayOrder":73,"type":401,"questions":1232},[1233,1251,1270,1288,1304,1321,1336,1352,1367,1385],{"id":1234,"sentenceTemplate":1235,"displayOrder":17,"explanation":1236,"exampleSentence":1237,"blanks":1238,"payload":1239},"01a01414-2f60-7f8d-90e0-b87e023ca576","Estas foto pequeñas están en mi álbum.","«Estas» y «pequeñas» están en plural, así que «foto», que termina en vocal, añade -s: «fotos».","Estas fotos pequeñas están en mi álbum.",[],{"words":1240,"correct":1248,"wrongIndex":41,"corrections":1249},[1241,1242,1243,1244,1245,1246,1247],"Estas","foto","pequeñas","están","en","mi","álbum.","fotos",[1248,965,1250],"fotoss",{"id":1252,"sentenceTemplate":1253,"displayOrder":41,"explanation":1254,"exampleSentence":1255,"blanks":1256,"payload":1257},"01a01414-2f61-7082-8047-16645271b799","En estos sobres guardo varios papel importantes.","Después de «varios» necesitamos el plural. «Papel» termina en consonante y añade -es: «papeles».","En estos sobres guardo varios papeles importantes.",[],{"words":1258,"correct":1266,"wrongIndex":84,"corrections":1267},[1259,1260,1261,1262,1263,1264,1265],"En","estos","sobres","guardo","varios","papel","importantes.","papeles",[1266,1268,1269],"papels","papeleses",{"id":1271,"sentenceTemplate":1272,"displayOrder":26,"explanation":1273,"exampleSentence":1274,"blanks":1275,"payload":1276},"01a01414-2f61-710a-8047-16645295ebb8","En el cuento, los rey jóvenes reciben a los viajeros.","En este modelo, «rey» conserva la y y añade -es para formar el plural «reyes».","En el cuento, los reyes jóvenes reciben a los viajeros.",[],{"words":1277,"correct":1285,"wrongIndex":73,"corrections":1286},[1259,1176,1278,1279,1280,1281,1282,1283,1279,1284],"cuento,","los","rey","jóvenes","reciben","a","viajeros.","reyes",[1285,1004,1287],"reies",{"id":1289,"sentenceTemplate":1290,"displayOrder":62,"explanation":1291,"exampleSentence":1292,"blanks":1293,"payload":1294},"01a01414-2f61-718a-8047-166452f8f6cd","En la cocina hay dos luz encendidas.","El plural de «luz» cambia la z por c y añade -es: «luces».","En la cocina hay dos luces encendidas.",[],{"words":1295,"correct":1301,"wrongIndex":84,"corrections":1302},[1259,1217,1296,1297,1298,1299,1300],"cocina","hay","dos","luz","encendidas.","luces",[1301,1021,1303],"luzs",{"id":1305,"sentenceTemplate":1306,"displayOrder":73,"explanation":1307,"exampleSentence":1308,"blanks":1309,"payload":1310},"01a01414-2f61-7202-8047-1664533dd3fc","El lunes son días tranquilos en la oficina.","«Lunes» no cambia en plural; el artículo «los» muestra que hablamos de varios lunes y concuerda con «son».","Los lunes son días tranquilos en la oficina.",[],{"words":1311,"correct":1317,"wrongIndex":17,"corrections":1318},[1312,819,1313,1314,1315,1245,1217,1316],"El","son","días","tranquilos","oficina.","Los",[1317,1319,1320],"La","Un",{"id":1322,"sentenceTemplate":1323,"displayOrder":84,"explanation":1324,"exampleSentence":1325,"blanks":1326,"payload":1327},"01a01414-2f61-727a-8047-166453821cc1","La exposición permanece abierta durante varios mes completos.","«Varios» exige plural. La palabra «mes» añade -es y forma «meses».","La exposición permanece abierta durante varios meses completos.",[],{"words":1328,"correct":658,"wrongIndex":95,"corrections":1334},[1319,1329,1330,1331,1332,1263,652,1333],"exposición","permanece","abierta","durante","completos.",[658,1076,1335],"meseses",{"id":1337,"sentenceTemplate":1338,"displayOrder":95,"explanation":1339,"exampleSentence":1340,"blanks":1341,"payload":1342},"01a01414-2f61-72ee-8047-166454333e19","La empresa compra cinco autobús eléctricos este año.","La cantidad «cinco» exige plural. El modelo enseñado es «autobús» → «autobuses».","La empresa compra cinco autobuses eléctricos este año.",[],{"words":1343,"correct":670,"wrongIndex":73,"corrections":1350},[1319,1344,1345,1346,1087,1347,1348,1349],"empresa","compra","cinco","eléctricos","este","año.",[670,676,1351],"autobuss",{"id":1353,"sentenceTemplate":1354,"displayOrder":106,"explanation":1355,"exampleSentence":1356,"blanks":1357,"payload":1358},"01a01414-2f61-7362-8047-1664545a9bf5","Durante el viaje conocemos la ciudades históricas.","«Ciudades» es femenino plural, por eso necesita el artículo plural «las».","Durante el viaje conocemos las ciudades históricas.",[],{"words":1359,"correct":1187,"wrongIndex":73,"corrections":1365},[1360,1176,1361,1362,1217,1363,1364],"Durante","viaje","conocemos","ciudades","históricas.",[1187,1279,1366],"una",{"id":1368,"sentenceTemplate":1369,"displayOrder":11,"explanation":1370,"exampleSentence":1371,"blanks":1372,"payload":1373},"01a01414-2f61-73da-8047-166454ca5cd5","Mi hermana vende los libros usado en internet.","El adjetivo debe concordar con «los libros» en masculino plural: «usados».","Mi hermana vende los libros usados en internet.",[],{"words":1374,"correct":1381,"wrongIndex":84,"corrections":1382},[1375,1376,1377,1279,1378,1379,1245,1380],"Mi","hermana","vende","libros","usado","internet.","usados",[1381,1383,1384],"usadas","usada",{"id":1386,"sentenceTemplate":1387,"displayOrder":112,"explanation":1388,"exampleSentence":1389,"blanks":1390,"payload":1391},"01a01414-2f61-746e-8047-16645546b19f","Ayer compramos un cuadernos azules para la clase.","«Cuadernos» es masculino plural, así que el artículo correcto es «unos».","Ayer compramos unos cuadernos azules para la clase.",[],{"words":1392,"correct":1400,"wrongIndex":26,"corrections":1401},[1393,1394,1395,1396,1397,1398,1217,1399],"Ayer","compramos","un","cuadernos","azules","para","clase.","unos",[1400,1366,1402],"uno",{"id":14,"name":15,"slug":366,"language":9,"level":10,"introduction":1404,"lessonCount":84,"totalExercises":18,"objectives":1405,"prerequisites":1409,"lessons":1411},"Este itinerario organiza sustantivos y artículos básicos en una progresión práctica. Empieza con «Género de los sustantivos: masculino y femenino», avanza por «Artículos definidos: el, la, los y las» y culmina con «Contracciones al y del», de modo que cada lección prepara la siguiente y enlaza con su práctica.",[1406,1407,1408],"Comprender y aplicar género de los sustantivos: masculino y femenino.","Relacionar los contrastes centrales del recorrido, desde «Género de los sustantivos: masculino y femenino» hasta «Contracciones al y del».","Practicar contracciones al y del con criterios de forma, significado y contexto.",[1410],"Reconocer palabras frecuentes y el orden básico de una oración en español.",[1412,1434,1443,1465,1487],{"id":1413,"contentId":1414,"slug":1415,"title":1416,"level":10,"summary":1417,"order":41,"exercises":1418},"019f7f70-2eec-7861-bb27-8f496e42a7f3","pg_019f76ef-8dde-7843-b997-c13e73d6c57a","genero-de-los-sustantivos-masculino-y-femenino","Género de los sustantivos: masculino y femenino","Explica género de los sustantivos: masculino y femenino mediante qué es el género gramatical y el patrón -o y -a. Abre la secuencia y fija la base para las lecciones siguientes.",[1419,1422,1425,1428,1431],{"id":1420,"title":1421,"order":17,"type":376},"019f7f70-40bb-7b2c-9655-4c7119024234","Patrones de género y artículos",{"id":1423,"title":1424,"order":41,"type":376},"019f7f70-40d3-7255-990e-77b9b55b4b80","Personas, excepciones y concordancia",{"id":1426,"title":1427,"order":26,"type":389},"019faa5f-cfb6-7771-9ae8-a54a4249b463","Patrones y profesiones en orden",{"id":1429,"title":1430,"order":62,"type":389},"019faa5f-cfc7-7120-9893-75c00d48ba47","Excepciones y concordancia en orden",{"id":1432,"title":1433,"order":73,"type":401},"01a01413-eab8-7c51-aaf9-e0ed3e3fb7bc","Detecta el error de género",{"id":4,"contentId":1435,"slug":6,"title":5,"level":10,"summary":1436,"order":26,"exercises":1437},"pg_019f76ef-9019-73c6-b28e-4c9e080e478e","Explica singular y plural de los sustantivos mediante singular y plural y palabras terminadas en vocal. Amplía la secuencia con un contraste o uso necesario antes de avanzar.",[1438,1439,1440,1441,1442],{"id":372,"title":374,"order":17,"type":376},{"id":380,"title":381,"order":41,"type":376},{"id":386,"title":387,"order":26,"type":389},{"id":393,"title":394,"order":62,"type":389},{"id":398,"title":399,"order":73,"type":401},{"id":1444,"contentId":1445,"slug":1446,"title":1447,"level":10,"summary":1448,"order":62,"exercises":1449},"019f7f70-2dd5-7395-8278-7fde43d3b759","pg_019f76ef-8c3b-7a90-abd3-92dfccdd5ec0","articulos-definidos-el-la-los-y-las","Artículos definidos: el, la, los y las","Explica artículos definidos: el, la, los y las mediante las cuatro formas y caso especial: el agua y el hacha. Amplía la secuencia con un contraste o uso necesario antes de avanzar.",[1450,1453,1456,1459,1462],{"id":1451,"title":1452,"order":17,"type":376},"019f7f70-33c4-7c8b-8274-912251e0f211","Concordancia y referencias conocidas",{"id":1454,"title":1455,"order":41,"type":376},"019f7f70-33dc-7f93-8fbb-a84b595ef50c","Contracciones y usos frecuentes",{"id":1457,"title":1458,"order":26,"type":389},"019faa5f-b605-7924-82a3-93eba245cab4","Construye con el, la, los y las",{"id":1460,"title":1461,"order":62,"type":389},"019faa5f-b617-7b83-912a-3ae35f75de92","Construye usos especiales",{"id":1463,"title":1464,"order":73,"type":401},"01a01413-c7a1-7cf1-ae6c-ecb135acff62","Corrige el artículo definido",{"id":1466,"contentId":1467,"slug":1468,"title":1469,"level":10,"summary":1470,"order":73,"exercises":1471},"019f7f70-2dd9-779d-bc56-43830db35739","pg_019f76ef-8d34-76c7-9ea3-ede1e59f890c","articulos-indefinidos-un-una-unos-y-unas","Artículos indefinidos: un, una, unos y unas","Explica artículos indefinidos: un, una, unos y unas mediante las cuatro formas y presentar algo nuevo. Amplía la secuencia con un contraste o uso necesario antes de avanzar.",[1472,1475,1478,1481,1484],{"id":1473,"title":1474,"order":17,"type":376},"019f7f70-33f4-7bbf-97f7-4364fdfa9ed6","Las formas un, una, unos y unas",{"id":1476,"title":1477,"order":41,"type":376},"019f7f70-340d-7538-a291-9a455261f988","Información nueva, conocida y sin artículo",{"id":1479,"title":1480,"order":26,"type":389},"019faa5f-b672-76e0-8530-7532c3452e18","Construye formas e información nueva",{"id":1482,"title":1483,"order":62,"type":389},"019faa5f-b683-7241-bd00-97c2d6144b95","Construye cantidad, referencia y omisión",{"id":1485,"title":1486,"order":73,"type":401},"01a01413-c81c-7f02-a90c-b72a7193cd27","Corrige el artículo indefinido",{"id":1488,"contentId":1489,"slug":1490,"title":1491,"level":10,"summary":1492,"order":84,"exercises":1493},"019f7f70-2e68-7f97-bdce-32c241d4fc71","pg_019f76ef-8c20-7d18-9957-5aca4d1fcca0","contracciones-al-y-del","Contracciones al y del","Explica contracciones al y del mediante cómo se forman y usos frecuentes de al. Cierra el recorrido integrando y afinando lo aprendido.",[1494,1497,1500,1503],{"id":1495,"title":1496,"order":17,"type":376},"019f7f70-3ab4-76a7-a83b-8d66226b6d60","Formar o separar",{"id":1498,"title":1499,"order":41,"type":376},"019f7f70-3ac8-7d14-8567-17f08d4d353b","Dirección, origen y relación",{"id":1501,"title":1502,"order":26,"type":389},"019faa5f-c474-7cce-aa1c-eb2081d30924","Construye con al y del",{"id":1504,"title":1505,"order":62,"type":401},"01a01413-da88-7b42-88f8-aade2d7593df","Encuentra y corrige las contracciones"]