[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-019faa5f-8558-7404-b292-021bf5cc46df":3,"grammar-exercise-lesson-019b6f90-9e16-780f-90b6-5b82c56bf7fe":157},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":156},"019faa5f-8558-7404-b292-021bf5cc46df","\u002Fapi\u002Fgrammar_pages\u002F019b6f90-9e16-780f-90b6-5b82c56bf7fe","Build External Obligations","Tap the words in the correct order to build each sentence about a rule, responsibility, or situation. One word does not belong.",3,"sentence_builder",[12,31,45,59,72,86,100,114,128,142],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18},"019faa5f-8558-75d4-b292-021bf629e77d","Build the sentence: __1__",0,"Use 'have to' with the plural subject 'visitors' for a rule that applies now.","All passengers have to show their tickets.",[19],{"id":20,"blankNumber":21,"options":22},"019faa5f-8558-757c-b292-021bf6268538",1,[23,27],{"id":24,"optionText":25,"isCorrect":26,"displayOrder":15},"019faa5f-8558-7504-b292-021bf5e54a54","has",false,{"id":28,"optionText":29,"isCorrect":30,"displayOrder":21},"019faa5f-8558-7550-b292-021bf60782bb","All visitors have to show their passes at reception.",true,{"id":32,"sentenceTemplate":14,"displayOrder":21,"explanation":33,"exampleSentence":34,"blanks":35},"019faa5f-8558-76ac-b292-021bf842a091","Use 'has to' with the singular subject 'Maya' for an outside safety requirement.","Leo has to wear safety glasses in the workshop.",[36],{"id":37,"blankNumber":21,"options":38},"019faa5f-8558-7674-b292-021bf763b6b2",[39,42],{"id":40,"optionText":41,"isCorrect":30,"displayOrder":15},"019faa5f-8558-762c-b292-021bf64f6759","Maya has to wear a helmet on the building site.",{"id":43,"optionText":44,"isCorrect":26,"displayOrder":21},"019faa5f-8558-7650-b292-021bf7256f31","have",{"id":46,"sentenceTemplate":14,"displayOrder":47,"explanation":48,"exampleSentence":49,"blanks":50},"019faa5f-8558-7768-b292-021bf9ca2c6f",2,"Use 'have to' with 'we' to describe something required by a deadline.","We have to finish the form by Monday.",[51],{"id":52,"blankNumber":21,"options":53},"019faa5f-8558-7734-b292-021bf90efbcc",[54,56],{"id":55,"optionText":25,"isCorrect":26,"displayOrder":15},"019faa5f-8558-76f0-b292-021bf8477f9b",{"id":57,"optionText":58,"isCorrect":30,"displayOrder":21},"019faa5f-8558-7714-b292-021bf881d091","We have to return these library books by Friday.",{"id":60,"sentenceTemplate":14,"displayOrder":9,"explanation":61,"exampleSentence":62,"blanks":63},"019faa5f-8558-7824-b292-021bfb4917ca","Use 'has to' because 'the bus driver' is one person and the safety check is required.","The pilot has to inspect the plane before take-off.",[64],{"id":65,"blankNumber":21,"options":66},"019faa5f-8558-77f0-b292-021bfb3ec567",[67,70],{"id":68,"optionText":69,"isCorrect":30,"displayOrder":15},"019faa5f-8558-77ac-b292-021bfa5d1bc5","The bus driver has to check every mirror before leaving.",{"id":71,"optionText":44,"isCorrect":26,"displayOrder":21},"019faa5f-8558-77d0-b292-021bfa695e5e",{"id":73,"sentenceTemplate":14,"displayOrder":74,"explanation":75,"exampleSentence":76,"blanks":77},"019faa5f-8558-78e0-b292-021bfca31f4d",4,"Use 'had to' for a necessary action in the past. The missed bus created the situation.","I had to walk home because there were no taxis.",[78],{"id":79,"blankNumber":21,"options":80},"019faa5f-8558-78ac-b292-021bfbeb959a",[81,83],{"id":82,"optionText":25,"isCorrect":26,"displayOrder":15},"019faa5f-8558-7868-b292-021bfb6c107e",{"id":84,"optionText":85,"isCorrect":30,"displayOrder":21},"019faa5f-8558-788c-b292-021bfb725013","I had to take a taxi because the last bus left.",{"id":87,"sentenceTemplate":14,"displayOrder":88,"explanation":89,"exampleSentence":90,"blanks":91},"019faa5f-8558-79b0-b292-021bfefadc2d",5,"Use 'had to' with every subject for a past obligation or necessity.","We had to move the match because of the rain.",[92],{"id":93,"blankNumber":21,"options":94},"019faa5f-8558-797c-b292-021bfe6ff4ac",[95,98],{"id":96,"optionText":97,"isCorrect":30,"displayOrder":15},"019faa5f-8558-7924-b292-021bfd499fe2","They had to cancel practice because the field was flooded.",{"id":99,"optionText":25,"isCorrect":26,"displayOrder":21},"019faa5f-8558-795c-b292-021bfe047da8",{"id":101,"sentenceTemplate":14,"displayOrder":102,"explanation":103,"exampleSentence":104,"blanks":105},"019faa5f-8558-7a64-b292-021c015272ca",6,"The time word 'yesterday' calls for past 'had to', not present 'has to'.","Nina had to miss class yesterday because she was ill.",[106],{"id":107,"blankNumber":21,"options":108},"019faa5f-8558-7a34-b292-021c0070bf9f",[109,111],{"id":110,"optionText":25,"isCorrect":26,"displayOrder":15},"019faa5f-8558-79f0-b292-021bff69b555",{"id":112,"optionText":113,"isCorrect":30,"displayOrder":21},"019faa5f-8558-7a14-b292-021c0068d85f","Ben had to stay home yesterday because he was ill.",{"id":115,"sentenceTemplate":14,"displayOrder":116,"explanation":117,"exampleSentence":118,"blanks":119},"019faa5f-8558-7b1c-b292-021c03595b6a",7,"In informal speech, 'I've got to' means 'I have to' for a present obligation.","I've got to call my parents before dinner.",[120],{"id":121,"blankNumber":21,"options":122},"019faa5f-8558-7aec-b292-021c0324ec6e",[123,126],{"id":124,"optionText":125,"isCorrect":30,"displayOrder":15},"019faa5f-8558-7aa8-b292-021c01655739","I've got to collect my sister from school now.",{"id":127,"optionText":25,"isCorrect":26,"displayOrder":21},"019faa5f-8558-7acc-b292-021c0233fef6",{"id":129,"sentenceTemplate":14,"displayOrder":130,"explanation":131,"exampleSentence":132,"blanks":133},"019faa5f-8558-7bd8-b292-021c06139d87",8,"Use 'she's got to' as the informal spoken form of 'she has to'.","She's got to finish the report today.",[134],{"id":135,"blankNumber":21,"options":136},"019faa5f-8558-7ba4-b292-021c054eb13b",[137,139],{"id":138,"optionText":44,"isCorrect":26,"displayOrder":15},"019faa5f-8558-7b64-b292-021c03c9d521",{"id":140,"optionText":141,"isCorrect":30,"displayOrder":21},"019faa5f-8558-7b84-b292-021c048206c5","She's got to renew her passport before the trip.",{"id":143,"sentenceTemplate":14,"displayOrder":144,"explanation":145,"exampleSentence":146,"blanks":147},"019faa5f-8558-7c8c-b292-021c08574ee2",9,"Use 'we've got to' for an immediate present necessity in informal speech.","We've got to hurry because the shop is closing.",[148],{"id":149,"blankNumber":21,"options":150},"019faa5f-8558-7c58-b292-021c078b9d98",[151,154],{"id":152,"optionText":153,"isCorrect":30,"displayOrder":15},"019faa5f-8558-7c1c-b292-021c06d9aae4","We've got to leave now because the station is closing.",{"id":155,"optionText":25,"isCorrect":26,"displayOrder":21},"019faa5f-8558-7c3c-b292-021c0728442e","\u002Fuploads\u002Fimages\u002Fgpimg_59d2adac-3da0-4861-8418-dc76a0761eae_hero.webp",{"title":158,"slug":159,"language":160,"level":161},"Modals - have to \u002F has to","modals-have-to","en","A2"]