改同义句：At last,children came up with a good solution to the problem.At last,children _____ _____ a good solution to the problem.答案填thought up,请问能不能填thought out?为什么?

He finishes his homework at last 改同义句 改同义句：She was not at home last sunday .She ______ ______ last sunday I did my homework at home last Sunday.怎么改同义句!I_ _ my homework at home last Sunday> 改同义句：At last the firemen put out the fire.At last the firemen ___ the fire ___ ___. 2.Did you enjoy yourself at xiaoming's bathday party last night?（改同义句） Everyone is at school.改同义句 The bus ran slowly and at last it stopped.The bus ran slowly and at last it ___ ___ ___ ___.(改同义句) at least my parents went to beijing.改同义句— — —my parents went to beijingAT LAST 英语好手来They got home at 10:00 last night.（改同义句）They ___ get home ___ 10:00 last night. We saw a movie last night.改同义句 Nancy went to the cinema last night(改同义句) He arrived in Shanghai last sunday改同义句 It was cloudy last sunday 改同义句 my uncle got to guangzhou last night.改同义句 school begins at nine.改同义句school【 】at nine school begins at nine.改同义句 school【 】 at nine. he was at the party last night改否定句 he is good at math last year同义句转换