[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a01413-aaa5-7499-ab62-a241861cfd7e":3,"grammar-exercise-lesson-019dfdfa-7403-7489-8772-2ee826b8e57b":235},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":234},"01a01413-aaa5-7499-ab62-a241861cfd7e","\u002Fapi\u002Fgrammar_pages\u002F019dfdfa-7403-7489-8772-2ee826b8e57b","There vs It - Find and Fix the Error","One word in each sentence is wrong. Tap it, then choose the correction.",5,"find_and_fix",[12,37,61,80,96,113,127,142,160,180,198,215],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18,"payload":19},"01a01413-aaa5-76b9-ab62-a241869995a7","The station manager expects it to be several delays after midnight.",0,"Use existential 'there' before 'to be' when predicting that several new situations will exist.","The station manager expects there to be several delays after midnight.",[],{"words":20,"correct":32,"wrongIndex":33,"corrections":34},[21,22,23,24,25,26,27,28,29,30,31],"The","station","manager","expects","it","to","be","several","delays","after","midnight.","there",4,[32,35,36],"they","we",{"id":38,"sentenceTemplate":39,"displayOrder":40,"explanation":41,"exampleSentence":42,"blanks":43,"payload":44},"01a01413-aaa5-7769-ab62-a24186bb3f25","A parcel arrived this morning, and there is marked urgent in red ink.",1,"The parcel is already known from the first clause, so use 'it' to refer back to it.","A parcel arrived this morning, and it is marked urgent in red ink.",[],{"words":45,"correct":25,"wrongIndex":58,"corrections":59},[46,47,48,49,50,51,32,52,53,54,55,56,57],"A","parcel","arrived","this","morning,","and","is","marked","urgent","in","red","ink.",6,[25,35,60],"these",{"id":62,"sentenceTemplate":63,"displayOrder":64,"explanation":65,"exampleSentence":66,"blanks":67,"payload":68},"01a01413-aaa5-77e9-ab62-a2418714f7a6","The forecast says there is likely that ice will form overnight.",2,"Use introductory 'it' before 'is likely' and a that-clause; existential 'there' must introduce a noun phrase, not a that-clause.","The forecast says it is likely that ice will form overnight.",[],{"words":69,"correct":25,"wrongIndex":78,"corrections":79},[21,70,71,32,52,72,73,74,75,76,77],"forecast","says","likely","that","ice","will","form","overnight.",3,[25,49,35],{"id":81,"sentenceTemplate":82,"displayOrder":78,"explanation":83,"exampleSentence":84,"blanks":85,"payload":86},"01a01413-aaa5-7841-ab62-a24187f01493","For safety, there is crucial to keep both exits clear.","Use introductory 'it' before an adjective and infinitive: 'it is crucial to keep both exits clear'.","For safety, it is crucial to keep both exits clear.",[],{"words":87,"correct":25,"wrongIndex":64,"corrections":95},[88,89,32,52,90,26,91,92,93,94],"For","safety,","crucial","keep","both","exits","clear.",[25,60,36],{"id":97,"sentenceTemplate":98,"displayOrder":33,"explanation":99,"exampleSentence":100,"blanks":101,"payload":102},"01a01413-aaa5-7895-ab62-a24188bd3031","The committee considers there unlikely that the proposal will fail.","Use anticipatory object 'it' before the adjective and the following that-clause.","The committee considers it unlikely that the proposal will fail.",[],{"words":103,"correct":25,"wrongIndex":78,"corrections":110},[21,104,105,32,106,73,107,108,75,109],"committee","considers","unlikely","the","proposal","fail.",[25,111,112],"them","us",{"id":114,"sentenceTemplate":115,"displayOrder":9,"explanation":116,"exampleSentence":117,"blanks":118,"payload":119},"01a01413-aaa5-78e5-ab62-a241893dfb04","Overnight, it arose several unexpected faults in the system.","Use existential 'there' before 'arose' to introduce several new faults; demonstrative subjects cannot make 'arise' transitive.","Overnight, there arose several unexpected faults in the system.",[],{"words":120,"correct":32,"wrongIndex":40,"corrections":126},[121,25,122,28,123,124,55,107,125],"Overnight,","arose","unexpected","faults","system.",[32,49,73],{"id":128,"sentenceTemplate":129,"displayOrder":58,"explanation":130,"exampleSentence":131,"blanks":132,"payload":133},"01a01413-aaa5-7935-ab62-a24189529427","By the time the crew left, there was nearly midnight.","Use dummy 'it' to state the clock time; existential 'there' introduces something that exists.","By the time the crew left, it was nearly midnight.",[],{"words":134,"correct":25,"wrongIndex":58,"corrections":141},[135,107,136,107,137,138,32,139,140,31],"By","time","crew","left,","was","nearly",[25,35,60],{"id":143,"sentenceTemplate":144,"displayOrder":145,"explanation":146,"exampleSentence":147,"blanks":148,"payload":149},"01a01413-aaa5-797d-ab62-a24189721080","In this formal report, there remains several unresolved questions.",7,"In careful writing, the existential verb agrees with the following plural noun phrase: several questions remain.","In this formal report, there remain several unresolved questions.",[],{"words":150,"correct":157,"wrongIndex":9,"corrections":158},[151,49,152,153,32,154,28,155,156],"In","formal","report,","remains","unresolved","questions.","remain",[157,159,27],"remaining",{"id":161,"sentenceTemplate":162,"displayOrder":163,"explanation":164,"exampleSentence":165,"blanks":166,"payload":167},"01a01413-aaa5-79cd-ab62-a2418a59ad85","There were two missing files, weren't it?",8,"A question tag after existential 'there' repeats 'there': 'There were two missing files, weren't there?'","There were two missing files, weren't there?",[],{"words":168,"correct":176,"wrongIndex":58,"corrections":177},[169,170,171,172,173,174,175],"There","were","two","missing","files,","weren't","it?","there?",[176,178,179],"we?","you?",{"id":181,"sentenceTemplate":182,"displayOrder":183,"explanation":184,"exampleSentence":185,"blanks":186,"payload":187},"01a01413-aaa5-7a15-ab62-a2418b3d4077","The warning light flashes twice, but there stops after a minute.",9,"The warning light is already known, so use 'it' to refer back to that singular noun.","The warning light flashes twice, but it stops after a minute.",[],{"words":188,"correct":25,"wrongIndex":58,"corrections":197},[21,189,190,191,192,193,32,194,30,195,196],"warning","light","flashes","twice,","but","stops","a","minute.",[25,36,35],{"id":199,"sentenceTemplate":200,"displayOrder":201,"explanation":202,"exampleSentence":203,"blanks":204,"payload":205},"01a01413-aaa5-7a5d-ab62-a2418c203a7b","The forecast says there are likely to be fog near the bridge tonight.",10,"The verb agrees with the singular mass noun 'fog': 'there is likely to be fog'.","The forecast says there is likely to be fog near the bridge tonight.",[],{"words":206,"correct":52,"wrongIndex":33,"corrections":212},[21,70,71,32,207,72,26,27,208,209,107,210,211],"are","fog","near","bridge","tonight.",[52,213,214,27],"have","has",{"id":216,"sentenceTemplate":217,"displayOrder":218,"explanation":219,"exampleSentence":220,"blanks":221,"payload":222},"01a01413-aaa5-7aa5-ab62-a2418d1f1eb3","There is no point on waiting for another reply.",11,"Use the fixed non-finite structure 'There is no point in + -ing'.","There is no point in waiting for another reply.",[],{"words":223,"correct":55,"wrongIndex":33,"corrections":231},[169,52,224,225,226,227,228,229,230],"no","point","on","waiting","for","another","reply.",[55,232,233],"at","by","\u002Fuploads\u002Fimages\u002Fgpimg_60202c1f-d954-4f7b-aeb9-17026267ad13_hero.webp",{"title":236,"slug":237,"language":238,"level":239},"There vs It","there-vs-it","en","B2"]