[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a01413-9753-7287-a26c-d1d3db3a93d2":3,"grammar-exercise-lesson-019dfde9-8a73-7247-ac3c-834f3e800f0a":233},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":232},"01a01413-9753-7287-a26c-d1d3db3a93d2","\u002Fapi\u002Fgrammar_pages\u002F019dfde9-8a73-7247-ac3c-834f3e800f0a","Past Future Forms - Find and Fix","One word in each sentence is wrong. Tap it, then choose the correction.",5,"find_and_fix",[12,40,64,90,114,131,152,172,190,208],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18,"payload":19},"01a01413-9753-7427-a26c-d1d3dbcc777c","In 2018, we knew the repairs won't be finished before winter; they weren't.",0,"From the earlier past viewpoint created by 'knew', the negative prediction uses 'wouldn't be finished'.","In 2018, we knew the repairs wouldn't be finished before winter; they weren't.",[],{"words":20,"correct":34,"wrongIndex":35,"corrections":36},[21,22,23,24,25,26,27,28,29,30,31,32,33],"In","2018,","we","knew","the","repairs","won't","be","finished","before","winter;","they","weren't.","wouldn't",6,[34,37,38,39],"weren't","didn't","hadn't",{"id":41,"sentenceTemplate":42,"displayOrder":43,"explanation":44,"exampleSentence":45,"blanks":46,"payload":47},"01a01413-9753-74eb-a26c-d1d3dc619575","In 2007, officials said the archive will open the following year; it did.",1,"The opening was future when officials spoke but is now past, so reported 'will open' backshifts to 'would open'.","In 2007, officials said the archive would open the following year; it did.",[],{"words":48,"correct":59,"wrongIndex":35,"corrections":60},[21,49,50,51,25,52,53,54,25,55,56,57,58],"2007,","officials","said","archive","will","open","following","year;","it","did.","would",[59,61,62,63],"were","had","has",{"id":65,"sentenceTemplate":66,"displayOrder":67,"explanation":68,"exampleSentence":69,"blanks":70,"payload":71},"01a01413-9753-7573-a26c-d1d3dd166554","Last Monday, Jon is going to drive the van, but he changed his mind.",2,"'Was going to drive' presents Jon's past plan, and the final clause shows that the plan changed.","Last Monday, Jon was going to drive the van, but he changed his mind.",[],{"words":72,"correct":86,"wrongIndex":87,"corrections":88},[73,74,75,76,77,78,79,25,80,81,82,83,84,85],"Last","Monday,","Jon","is","going","to","drive","van,","but","he","changed","his","mind.","was",3,[86,61,62,89],"did",{"id":91,"sentenceTemplate":92,"displayOrder":87,"explanation":93,"exampleSentence":94,"blanks":95,"payload":96},"01a01413-9753-75ef-a26c-d1d3dd52f994","At that moment, the chef was about to served dessert when the fire alarm rang.","'Was about to' marks an action on the point of happening and takes the base form 'serve'.","At that moment, the chef was about to serve dessert when the fire alarm rang.",[],{"words":97,"correct":109,"wrongIndex":110,"corrections":111},[98,99,100,25,101,86,102,78,103,104,105,25,106,107,108],"At","that","moment,","chef","about","served","dessert","when","fire","alarm","rang.","serve",8,[109,112,113],"serving","serves",{"id":115,"sentenceTemplate":116,"displayOrder":117,"explanation":118,"exampleSentence":119,"blanks":120,"payload":121},"01a01413-9753-765f-a26c-d1d3ddde9a0e","In 2019, the three researchers was planning to test another sample.",4,"The planning belonged to 2019, and the plural subject 'three researchers' takes 'were planning to test'.","In 2019, the three researchers were planning to test another sample.",[],{"words":122,"correct":61,"wrongIndex":9,"corrections":130},[21,123,25,124,125,86,126,78,127,128,129],"2019,","three","researchers","planning","test","another","sample.",[61,76,62,89],{"id":132,"sentenceTemplate":133,"displayOrder":9,"explanation":134,"exampleSentence":135,"blanks":136,"payload":137},"01a01413-9753-76d3-a26c-d1d3de7a1084","The itinerary showed that our two ferries were arrives at sunrise.","The past continuous can present a fixed arrangement seen from the past: the two ferries were arriving at sunrise.","The itinerary showed that our two ferries were arriving at sunrise.",[],{"words":138,"correct":148,"wrongIndex":110,"corrections":149},[139,140,141,99,142,143,144,61,145,146,147],"The","itinerary","showed","our","two","ferries","arrives","at","sunrise.","arriving",[148,150,151],"arrive","arrived",{"id":153,"sentenceTemplate":154,"displayOrder":35,"explanation":155,"exampleSentence":156,"blanks":157,"payload":158},"01a01413-9753-7747-a26c-d1d3dec471d4","At five, the coordinator expected Mara would be drives the supply van throughout the evening.","Use 'would be + verb-ing' for the activity expected to continue through the evening: Mara would be driving.","At five, the coordinator expected Mara would be driving the supply van throughout the evening.",[],{"words":159,"correct":169,"wrongIndex":110,"corrections":170},[98,160,25,161,162,163,59,28,164,25,165,166,167,25,168],"five,","coordinator","expected","Mara","drives","supply","van","throughout","evening.","driving",[169,79,171],"driven",{"id":173,"sentenceTemplate":174,"displayOrder":175,"explanation":176,"exampleSentence":177,"blanks":178,"payload":179},"01a01413-9753-77b3-a26c-d1d3dedaa87a","Under the 2019 schedule, the two ambassadors was to meet at noon, and they did.",7,"The plural subject takes 'were to meet' in this formal arrangement viewed from 2019.","Under the 2019 schedule, the two ambassadors were to meet at noon, and they did.",[],{"words":180,"correct":61,"wrongIndex":175,"corrections":188},[181,25,182,183,25,143,184,86,78,185,146,186,187,32,58],"Under","2019","schedule,","ambassadors","meet","noon,","and",[61,76,89,189],"been",{"id":191,"sentenceTemplate":192,"displayOrder":110,"explanation":193,"exampleSentence":194,"blanks":195,"payload":196},"01a01413-9753-7823-a26c-d1d3dee9b2b9","The envoy was to have spoke at noon, but her flight was cancelled.","A cancelled formal arrangement uses 'was to have' plus the past participle 'spoken'.","The envoy was to have spoken at noon, but her flight was cancelled.",[],{"words":197,"correct":204,"wrongIndex":9,"corrections":205},[139,198,86,78,199,200,146,186,81,201,202,86,203],"envoy","have","spoke","her","flight","cancelled.","spoken",[204,206,207],"speaking","speak",{"id":209,"sentenceTemplate":210,"displayOrder":211,"explanation":212,"exampleSentence":213,"blanks":214,"payload":215},"01a01413-9753-7897-a26c-d1d3df76fa79","The engineers' confident prediction in 2010 was if the bridge would need major repairs within five years.",9,"Use 'that' for an unconditional belief about a later event. An 'if' clause would make the outcome conditional instead of future in the past.","The engineers' confident prediction in 2010 was that the bridge would need major repairs within five years.",[],{"words":216,"correct":99,"wrongIndex":175,"corrections":229},[139,217,218,219,220,221,86,222,25,223,59,224,225,26,226,227,228],"engineers'","confident","prediction","in","2010","if","bridge","need","major","within","five","years.",[99,230,231],"which","what","\u002Fuploads\u002Fimages\u002Fog_019dfde9-8a73-7247-ac3c-834f3e800f0a.jpg?v=1784050650",{"title":234,"slug":235,"language":236,"level":237},"Future in the Past","future-in-the-past","en","B2"]