[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a01413-ac53-775d-bf2f-c0328143052d":3,"grammar-exercise-lesson-019b8488-503a-75f8-a47d-37747230fb3d":285},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":284},"01a01413-ac53-775d-bf2f-c0328143052d","\u002Fapi\u002Fgrammar_pages\u002F019b8488-503a-75f8-a47d-37747230fb3d","Past WH Questions - Find and Fix","One word in each sentence is wrong. Tap it, then choose the correction.",4,"find_and_fix",[12,41,67,94,113,132,152,172,195,216,236,263],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18,"payload":19},"01a01413-ac53-7975-bf2f-c0328226e848","After the bridge closure shown on the map, which route did the driver took to the station?",0,"An object question uses “which route did the driver take”; the base form follows “did”.","After the bridge closure shown on the map, which route did the driver take to the station?",[],{"hint":20,"words":21,"correct":36,"wrongIndex":37,"corrections":38},"Use the base verb after “did”.",[22,23,24,25,26,27,23,28,29,30,31,23,32,33,34,23,35],"After","the","bridge","closure","shown","on","map,","which","route","did","driver","took","to","station?","take",13,[36,39,40],"taken","taking",{"id":42,"sentenceTemplate":43,"displayOrder":44,"explanation":45,"exampleSentence":46,"blanks":47,"payload":48},"01a01413-ac53-7a1d-bf2f-c03283254bce","Mara promised to call after the interview, so why didn't she calls that evening?",1,"Use “Why didn’t she call?” because the base form follows “didn’t”.","Mara promised to call after the interview, so why didn't she call that evening?",[],{"hint":49,"words":50,"correct":53,"wrongIndex":63,"corrections":64},"A negative past question uses “didn’t” plus a base verb.",[51,52,34,53,54,23,55,56,57,58,59,60,61,62],"Mara","promised","call","after","interview,","so","why","didn't","she","calls","that","evening?",11,[53,65,66],"calling","called",{"id":68,"sentenceTemplate":69,"displayOrder":70,"explanation":71,"exampleSentence":72,"blanks":73,"payload":74},"01a01413-ac53-7a9d-bf2f-c03283e40aad","The delivery receipt is dated Monday. Who signing it when the parcel arrived?",2,"This is a subject question, so use the past verb directly: “Who signed it?” Do not add “did”.","The delivery receipt is dated Monday. Who signed it when the parcel arrived?",[],{"hint":75,"words":76,"correct":89,"wrongIndex":90,"corrections":91},"“Who” is the person who performed the past action.",[77,78,79,80,81,82,83,84,85,86,23,87,88],"The","delivery","receipt","is","dated","Monday.","Who","signing","it","when","parcel","arrived?","signed",7,[89,92,93],"sign","signs",{"id":95,"sentenceTemplate":96,"displayOrder":97,"explanation":98,"exampleSentence":99,"blanks":100,"payload":101},"01a01413-ac53-7b19-bf2f-c03284386adb","Where was the two witnesses when the alarm sounded?",3,"With “be” and a plural subject, invert “were” and the subject: “Where were the two witnesses?”","Where were the two witnesses when the alarm sounded?",[],{"hint":102,"words":103,"correct":110,"wrongIndex":44,"corrections":111},"The subject “two witnesses” is plural.",[104,105,23,106,107,86,23,108,109],"Where","was","two","witnesses","alarm","sounded?","were",[110,31,112],"had",{"id":114,"sentenceTemplate":115,"displayOrder":9,"explanation":116,"exampleSentence":117,"blanks":118,"payload":119},"01a01413-ac53-7b91-bf2f-c032846aebb0","How much passengers did the delayed bus carry?","Use “How many passengers” with a plural countable noun.","How many passengers did the delayed bus carry?",[],{"hint":120,"words":121,"correct":128,"wrongIndex":44,"corrections":129},"Passengers are plural countable people.",[122,123,124,31,23,125,126,127],"How","much","passengers","delayed","bus","carry?","many",[128,130,131],"long","far",{"id":133,"sentenceTemplate":134,"displayOrder":135,"explanation":136,"exampleSentence":137,"blanks":138,"payload":139},"01a01413-ac53-7c0d-bf2f-c032853d539b","I spent two hours on the form. How many time did you spend on it?",5,"Use “How much time” to ask about an uncountable amount in this follow-up question.","I spent two hours on the form. How much time did you spend on it?",[],{"hint":140,"words":141,"correct":123,"wrongIndex":150,"corrections":151},"“Time” is uncountable in this question.",[142,143,106,144,27,23,145,122,128,146,31,147,148,27,149],"I","spent","hours","form.","time","you","spend","it?",8,[123,130,131],{"id":153,"sentenceTemplate":154,"displayOrder":155,"explanation":156,"exampleSentence":157,"blanks":158,"payload":159},"01a01413-ac53-7c89-bf2f-c032855d32e8","The ladder belongs to a neighbour. Who did you borrow it at?",6,"The natural object question is “Who did you borrow it from?” with the short preposition at the end.","The ladder belongs to a neighbour. Who did you borrow it from?",[],{"hint":160,"words":161,"correct":168,"wrongIndex":63,"corrections":169},"Ask which person lent you the ladder.",[77,162,163,34,164,165,83,31,147,166,85,167],"ladder","belongs","a","neighbour.","borrow","at?","from?",[168,170,171],"under?","across?",{"id":173,"sentenceTemplate":174,"displayOrder":90,"explanation":175,"exampleSentence":176,"blanks":177,"payload":178},"01a01413-ac53-7d01-bf2f-c032863c9ded","The control-room log shows both technicians on duty at eight last night. What was both technicians doing then?","A past continuous WH-question uses “what were the technicians doing?”","The control-room log shows both technicians on duty at eight last night. What were both technicians doing then?",[],{"hint":179,"words":180,"correct":110,"wrongIndex":37,"corrections":194},"The past continuous agrees with the plural subject.",[77,181,182,183,184,185,27,186,187,188,189,190,191,105,184,185,192,193],"control-room","log","shows","both","technicians","duty","at","eight","last","night.","What","doing","then?",[110,31,112],{"id":196,"sentenceTemplate":197,"displayOrder":150,"explanation":198,"exampleSentence":199,"blanks":200,"payload":201},"01a01413-ac53-7d75-bf2f-c03286a75eae","Do you know where Lena puts the signed contract after yesterday’s meeting?","An embedded question keeps statement order: “where Lena put the contract”. The past form of “put” is unchanged.","Do you know where Lena put the signed contract after yesterday’s meeting?",[],{"hint":202,"words":203,"correct":212,"wrongIndex":135,"corrections":213},"Keep statement order after “Do you know where…”.",[204,147,205,206,207,208,23,89,209,54,210,211],"Do","know","where","Lena","puts","contract","yesterday’s","meeting?","put",[212,214,215],"putting","putted",{"id":217,"sentenceTemplate":218,"displayOrder":219,"explanation":220,"exampleSentence":221,"blanks":222,"payload":223},"01a01413-ac53-7e09-bf2f-c03286cbf3e7","The lights were off after lunch. Can you tell me why this office were empty then?",9,"Use embedded statement order “why this office was empty”; the singular subject takes “was”.","The lights were off after lunch. Can you tell me why this office was empty then?",[],{"hint":224,"words":225,"correct":105,"wrongIndex":37,"corrections":235},"The singular subject follows the question word in statement order.",[77,226,110,227,54,228,229,147,230,231,57,232,233,110,234,193],"lights","off","lunch.","Can","tell","me","this","office","empty",[105,31,112],{"id":237,"sentenceTemplate":238,"displayOrder":239,"explanation":240,"exampleSentence":241,"blanks":242,"payload":243},"01a01413-ac53-7e81-bf2f-c03287597395","The security guard left at ten yesterday. Do you know whether Ravi closes the side door before the guard left?",10,"Use “whether Ravi closed” for an embedded yes\u002Fno question about yesterday; keep statement order.","The security guard left at ten yesterday. Do you know whether Ravi closed the side door before the guard left?",[],{"hint":244,"words":245,"correct":258,"wrongIndex":259,"corrections":260},"Both actions happened during a finished past period.",[77,246,247,248,187,249,250,204,147,205,251,252,253,23,254,255,256,23,247,257],"security","guard","left","ten","yesterday.","whether","Ravi","closes","side","door","before","left?","closed",12,[258,261,262],"closing","close",{"id":264,"sentenceTemplate":265,"displayOrder":63,"explanation":266,"exampleSentence":267,"blanks":268,"payload":269},"01a01413-ac53-7ef5-bf2f-c03288054f82","How was the climb? It was exhausting, but we reach the summit before sunset yesterday.","Use past simple “reached” in the direct answer, then “but” adds a contrasting positive result.","How was the climb? It was exhausting, but we reached the summit before sunset yesterday.",[],{"hint":270,"words":271,"correct":280,"wrongIndex":219,"corrections":281},"Both parts of the answer describe yesterday’s climb.",[122,105,23,272,273,105,274,275,276,277,23,278,256,279,250],"climb?","It","exhausting,","but","we","reach","summit","sunset","reached",[280,282,283],"reaching","reaches","\u002Fuploads\u002Fimages\u002Fgpimg_69775f12-7f93-4639-bc6c-fa455e816517_hero.webp",{"title":286,"slug":287,"language":288,"level":289},"WH Questions (In the Past) and Follow-up Structure","wh-questions-in-the-past-and-follow-up-structure","en","B1"]