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    The room is in a terrible mess; it have been cleaned. A. can’t B. mustn’t C. shouldn’t D. wouldn’t 【查看更多】

     

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    The room is in a terrible mess; it ________have been cleaned.

      A. can’t                           B. mustn’t                 C. shouldn’t                        D. wouldn’t

     

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    The room is in a terrible mess, it _____ have been cleaned.
    [     ]
    A. can't
    B. mustn't
    C. shouldn't
    D. wouldn't

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    The room is in a terrible mess; it _____ have been cleaned.
    [     ]
    A. can't
    B. mustn't
    C. shouldn't
    D. wouldn't

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    The room is in a terrible mess; it ________have been cleaned.

      A. can’t                    B. mustn’t             C. shouldn’t                  D. wouldn’t

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    The room is in a terrible mess; it        have been cleaned.

    A．mustn’t

    B． can’t

    C．shouldn’t

    D．wouldn’t

     

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