last night ,he couldn't _____ (sleep)well这个空应该填什么?为什么?

英语专家进!i don't think he could have done so much homework,last night.i don't think he could have done so much homework,last night._______(反义疑问句)为什么 不加 last night 就可以填 could he,加上 last night 就必须填 did he I don’t think he could have done such a stupid thing last night,____?A.do I B.could he C.did he D.has he He a______ here last night 10.I don't think he could have done such a stupid thing last night,_______ last night,_______ A.do I B.could he C.has he D.did he His grandfather could hardly find his way back home last night.(保持原意不变）His grandfather almost _______ _______ when he returned home last night. I don't think he could have done such a stupid thing last night,__ A.could he B had he Cdid he这里could不是情态动词,have不是助动词吗?为什么要用did?（答案选C） I don't think he could have done such a stupid thing last night,-___?Ado I Bcould he Cdid heDhas he 是不是选c I don t think he could have done so much homework last night,did he?表推测的反意疑问句的问题..1.I don t think he could have done so much homework last night,did he?2.I don t think he could have done so much homework,has he?我知道第一 反义疑问句I don't think he could have done such a stupid thing last night,____?一个关于反义疑问句的问题,I don't think he could have done such a stupid thing last night _____?A.do I B.could he C.did he D.has he答案是C,求讲解.就 英语翻译He wrote ____ ____composition last night HE ____(STAY) AT HOME LAST NIGHT He got home last night 同义句 he helped my maths last night Maybe he slept late last night what did he do last night?作文 What did he do last night? what did he do last night?看电视 I have____uncle.He saw____UFO last night (a)