[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"external-grammar-364":3},{"payload":4,"id":86,"user":87,"level":93,"course":94,"activity":94,"activity_slug":95,"title":96,"topic":97,"tone":98,"stats":99,"created":102,"score":103,"is_favorite":104,"public":105,"is_external":104},{"assessments":5},[6,14,22,30,38,46,54,62,70,78],{"text":7,"topic":8,"choices":9},"Only after the committee had reviewed the evidence .......... the proposal.","Word Order",[10,11,12,13],"did endorse they","did they endorse","they did endorse","they endorsed",{"text":15,"topic":16,"choices":17},"She has .......... uncanny ability to defuse tension with a single remark.","Articles",[18,19,20,21],"the","an","-","a",{"text":23,"topic":24,"choices":25},"I .......... (to try) to reach you all morning—my calls keep dropping.","Present Tenses",[26,27,28,29],"am trying","was trying","have been trying","have tried",{"text":31,"topic":32,"choices":33},"By the time the auditors arrived, the company .......... (to destroy) the relevant files.","Past Tenses",[34,35,36,37],"had been destroying","had destroyed","destroyed","has destroyed",{"text":39,"topic":40,"choices":41},"This time next week, I .......... on a beach, trying not to check my email.","Future Tense",[42,43,44,45],"will have lain","will lie","will be lying","am lying",{"text":47,"topic":48,"choices":49},"The final decision .......... until all stakeholders have been consulted.","Passive Voice",[50,51,52,53],"won't make","won't have made","isn't made","won't be made",{"text":55,"topic":56,"choices":57},"You .......... have told the client the figures were provisional; now they feel misled.","Modal Verbs",[58,59,60,61],"shouldn't","should","should be","must be",{"text":63,"topic":64,"choices":65},"The CEO refused to .......... the allegations, insisting they were politically motivated.","Phrasal Verbs",[66,67,68,69],"back out","back up","back down from","back off",{"text":71,"topic":72,"choices":73},"If the report .......... (to be) more clearly structured, it would have been easier to act on.","Conditionals",[74,75,76,77],"had been","has been","would be","was",{"text":79,"topic":80,"choices":81},"\"I can't guarantee delivery by Friday,\" the supplier admitted. → The supplier admitted that .......... guarantee delivery by Friday.","Reported Speech",[82,83,84,85],"he hadn't been able to","he wouldn't","he can't","he couldn't",364,{"id":88,"username":89,"first_name":90,"last_name":91,"image":92},22397,"evelina-stastna","Evelína","Šťastná","https://api.useofenglish.ai/static/img/users/default-profile-picture.jpg","C1","Grammar","grammar","Mixed Exercise","Create a mixed exercise for grammar in use practice","Standard",{"times_played":100,"num_favorites":101},5,0,"2026-04-17T19:15:26",null,false,true]