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    I need one more stamp before my collection . A. had completed B. completes C. has been completed D. is completed 答:D.若从句表示的动作发生在主句动作之后.从句时态只用一般现在时.若从句表示的动作发生在主句动作之前.从句用一般现在时或现在完成时均可．如:may watch TV after you finish your homework. 【查看更多】

     

    题目列表(包括答案和解析)

    I need one more stamp before my collection _____________.

      A. had completed    B. completes  C. has been completed    D. is completed

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    I need one more stamp before my collection ______.

    A. had completed 　 　　B. completes

    C. has been completed 　 D. is completed

     

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    I need one more stamp before my collection ______.

    　 A. had completed 　     B. completes

    　 C. has been completed 　 D. is completed

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    I need one more stamp before my collection ______.

    　 A. had completed 　 B. completes

    　 C. has been completed 　 D. is completed

     

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    I need one more stamp before my collection ________ .

    [　　]

    A．had completed
    B．completes
    C．has been completed
    D．is completed

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