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    32．Mary my letter , otherwise she would have replied before now . A．has received B．ought to have received C．shouldn’t have received D．couldn’t have received 【查看更多】

     

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    Mary ________ my letter, otherwise she would have replied before now．

    [　　]

    A．has received

    B．ought to have received

    C．shouldn’t have received

    D．couldn’t have received

    查看答案和解析>>

    Mary ________ my letter; otherwise she would have replied before now．

    [　　]

    A．has received

    B．ought to have received

    C．couldn't have received

    D．shouldn't have received

    查看答案和解析>>


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