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    I need one more stamp before my collection . A. had completed B. completes C. has completed D. is completed 【查看更多】

     

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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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    I need one more stamp before my collection ________ .

    [　　]

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

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