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    24．The room is in a terrible mess; it cleaned. A．can’t have been B．couldn’t be C．may have been D．would be 【查看更多】

     

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    31. The room is in a terrible mess; it _______ cleaned.

    A．can’t have beenB．shouldn’t have been
    C．mustn’t have beenD．wouldn’t have been

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    The room is in a terrible mess; it ________ cleaned.

    [　　]

    A．can't have been
    B．couldn't be
    C．may have been
    D．would be

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    The room is in a terrible mess; it ________ cleaned.

    [　　]

    A．can't have been
    B．couldn't be
    C．may have been
    D．would be

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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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    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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