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:“研究調查結果表明.我們每天晚上花費大約兩小時作夢.不管我們白天做過什么. no matter what...是讓步狀語從句.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 “也許 ). 答案:D 【查看更多】

 

題目列表(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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