[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a01413-9d1a-7bde-bdc0-0f493b2068ea":3,"grammar-exercise-lesson-019b6f90-9e16-780f-90b6-5b82c56bf7fe":218},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":217},"01a01413-9d1a-7bde-bdc0-0f493b2068ea","\u002Fapi\u002Fgrammar_pages\u002F019b6f90-9e16-780f-90b6-5b82c56bf7fe","Have To - Find and Fix","One word in each sentence is wrong. Tap it, then choose the correction.",6,"find_and_fix",[12,36,58,78,96,118,133,154,174,186,201],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18,"payload":19},"01a01413-9d1a-7d6e-bdc0-0f493bc7f70e","Passengers has to keep their ferry tickets until they leave.",0,"The plural subject “passengers” takes “have to”. The other forms cannot be the main verb in this sentence.","Passengers have to keep their ferry tickets until they leave.",[],{"words":20,"correct":31,"wrongIndex":32,"corrections":33},[21,22,23,24,25,26,27,28,29,30],"Passengers","has","to","keep","their","ferry","tickets","until","they","leave.","have",1,[31,34,35],"is","having",{"id":37,"sentenceTemplate":38,"displayOrder":32,"explanation":39,"exampleSentence":40,"blanks":41,"payload":42},"01a01413-9d1a-7dea-bdc0-0f493c4d2873","“Does Mina have to wear a cap today?” “Yes, she do.”","A short answer to a question beginning with “Does” uses “does”: “Yes, she does.”","“Does Mina have to wear a cap today?” “Yes, she does.”",[],{"words":43,"correct":53,"wrongIndex":54,"corrections":55},[44,45,31,23,46,47,48,49,50,51,52],"“Does","Mina","wear","a","cap","today?”","“Yes,","she","do.”","does.”",10,[53,56,57],"has.”","is.”",{"id":59,"sentenceTemplate":60,"displayOrder":61,"explanation":62,"exampleSentence":63,"blanks":64,"payload":65},"01a01413-9d1a-7e4a-bdc0-0f493c5c64c3","Rosa has to brings her photo ID tomorrow.",2,"Use the base verb after “has to”, so “Rosa has to bring her photo ID” is correct.","Rosa has to bring her photo ID tomorrow.",[],{"words":66,"correct":73,"wrongIndex":74,"corrections":75},[67,22,23,68,69,70,71,72],"Rosa","brings","her","photo","ID","tomorrow.","bring",3,[73,76,77],"brought","bringing",{"id":79,"sentenceTemplate":80,"displayOrder":74,"explanation":81,"exampleSentence":82,"blanks":83,"payload":84},"01a01413-9d1a-7ea2-bdc0-0f493ccfc9b0","You two doesn’t have to cook; dinner is ready.","With the plural subject “you two”, use “don’t have to” to say that cooking is not necessary.","You two don’t have to cook; dinner is ready.",[],{"words":85,"correct":92,"wrongIndex":61,"corrections":93},[86,87,88,31,23,89,90,34,91],"You","two","doesn’t","cook;","dinner","ready.","don’t",[92,94,95],"isn’t","hasn’t",{"id":97,"sentenceTemplate":98,"displayOrder":99,"explanation":100,"exampleSentence":101,"blanks":102,"payload":103},"01a01413-9d1a-7efa-bdc0-0f493ce8b518","The hotel provides towels, so Lena doesn’t have to packs one.",4,"After “doesn’t have to”, use the base verb “pack”, not “packs”.","The hotel provides towels, so Lena doesn’t have to pack one.",[],{"words":104,"correct":113,"wrongIndex":114,"corrections":115},[105,106,107,108,109,110,88,31,23,111,112],"The","hotel","provides","towels,","so","Lena","packs","one.","pack",9,[113,116,117],"packed","packing",{"id":119,"sentenceTemplate":120,"displayOrder":121,"explanation":122,"exampleSentence":123,"blanks":124,"payload":125},"01a01413-9d1a-7f52-bdc0-0f493da8185b","Students does not have to wear a cap today.",5,"With the plural subject “students”, the negative form is “do not have to”. “Is” and “has” cannot be followed by “not have to” here.","Students do not have to wear a cap today.",[],{"words":126,"correct":131,"wrongIndex":32,"corrections":132},[127,128,129,31,23,46,47,48,130],"Students","does","not","today.","do",[131,34,22],{"id":134,"sentenceTemplate":135,"displayOrder":9,"explanation":136,"exampleSentence":137,"blanks":138,"payload":139},"01a01413-9d1b-700d-a9dc-ed34087ae42c","Last night, the road was closed, so we have to walk home then.","“Last night” and “then” place the obligation in the past, so use “had to”.","Last night, the road was closed, so we had to walk home then.",[],{"words":140,"correct":151,"wrongIndex":152,"corrections":153},[141,142,143,144,145,146,109,147,31,23,148,149,150],"Last","night,","the","road","was","closed,","we","walk","home","then.","had",8,[151,22,35],{"id":155,"sentenceTemplate":156,"displayOrder":157,"explanation":158,"exampleSentence":159,"blanks":160,"payload":161},"01a01413-9d1b-706d-a9dc-ed3408d0aaa5","“Did you have to pay at checkout?” “No, we doesn’t.”",7,"The past question with “Did” needs the matching short answer “No, we didn’t.” “We hasn’t” and “we isn’t” are structurally incorrect.","“Did you have to pay at checkout?” “No, we didn’t.”",[],{"words":162,"correct":170,"wrongIndex":114,"corrections":171},[163,164,31,23,165,166,167,168,147,169],"“Did","you","pay","at","checkout?”","“No,","doesn’t.”","didn’t.”",[170,172,173],"hasn’t.”","isn’t.”",{"id":175,"sentenceTemplate":176,"displayOrder":152,"explanation":177,"exampleSentence":178,"blanks":179,"payload":180},"01a01413-9d1b-70c5-a9dc-ed3408f64a9e","Mina have got to leave now.","With the third-person singular subject “Mina”, the form is “has got to”.","Mina has got to leave now.",[],{"words":181,"correct":22,"wrongIndex":32,"corrections":185},[45,31,182,23,183,184],"got","leave","now.",[22,151,35],{"id":187,"sentenceTemplate":188,"displayOrder":114,"explanation":189,"exampleSentence":190,"blanks":191,"payload":192},"01a01413-9d1b-711d-a9dc-ed3409bc30b3","The storm broke the gate, so we will had to repair it tomorrow.","After “will”, use the base form “have”: “we will have to repair it tomorrow”.","The storm broke the gate, so we will have to repair it tomorrow.",[],{"words":193,"correct":31,"wrongIndex":152,"corrections":200},[105,194,195,143,196,109,147,197,151,23,198,199,72],"storm","broke","gate,","will","repair","it",[31,22,35,182],{"id":202,"sentenceTemplate":203,"displayOrder":54,"explanation":204,"exampleSentence":205,"blanks":206,"payload":207},"01a01413-9d1b-7171-a9dc-ed340a47b4e9","Do he have to pay right now?","Present simple questions with “he” use “Does he have to …?”, with “have” in the base form.","Does he have to pay right now?",[],{"words":208,"correct":213,"wrongIndex":15,"corrections":214},[209,210,31,23,165,211,212],"Do","he","right","now?","Does",[213,215,216],"Has","Is","\u002Fuploads\u002Fimages\u002Fgpimg_5be54b64-d886-4e8a-b9e8-ae43674176e7_hero.webp",{"title":219,"slug":220,"language":221,"level":222},"Modals - have to \u002F has to","modals-have-to","en","A2"]