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    5．Research findings show we spend about two hours dreaming every night.no matter what we during the day. A．may be doing B．could have done C．must have done D．might have done 解析:句意:“研究调查结果表明.我们每天晚上花费大约两小时作梦.不管我们白天做过什么. no matter what...是让步状语从句.用“must have done 一定--和“could have done “本可.本能 .不合句意.答案是D(“might have done “也许 ). 答案:D 【查看更多】

     

    题目列表(包括答案和解析)

    Research findings show we spend about two hours dreaming every night，no matter what we____

    during the day.

    A．may be doing B．could have done C．must have done D．might have done

     

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    Research findings show we spend about two hours dreaming every night，no matter what we            during the day．

        A．may have done    B．could do        C．must have done      D．would do

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