练习册

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    64．D.can’t have done表示对过去的行为动作的否定.从上文来看“根据我所了解的情况.他们不可能这个假期很快乐 .A项表示“可能已经.该已 .B项表示“过去该做而未做 .C项表示“本来不需做而实际上做了 . 【查看更多】

     

    题目列表(包括答案和解析)

    Her handbag is on her desk. She ____ back home.

    A．must go

    B．can’t go

    C．must have gone

    D．can’t have gone

     

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    He ________ without saying good — bye to them, for he always has good manners.

    A．mustn’t have left

    B．may not have left

    C．shouldn’t have left

    D．can’t have left

     

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    —I expected him to be nervous before his speech, but he was as cool as a cucumber.

    —He _______ it carefully.

    A．could have prepared                    B．shouldn’t have prepared

    C．must have prepared                     D．can’t have prepared

     

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    My father ______ you a lift, even if he didn’t plan to take that way．

    A．must have given

    B．might have given

    C．should have given

    D．can’t have given

     

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    . -- You see, our plan has been totally ruined!

    -- Dear me, I _______ his advice.

    A．would rather have taken

    B．would rather not take

    C．must have taken

    D．can’t have taken

     

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