练习册

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    -What a great success Shenzhou Ⅶ is! -Yeah, our scientists must have done everything they can it up. A. send B. sending C. to send D. to be sent [解析]选C.考查非谓语动词.everything后是省略了that及谓语动词do的定语从句.此处用不定式作状语.表目的.且send与scientists之间是主动关系.用不定式的主动形式.故选C. 【查看更多】

     

    题目列表(包括答案和解析)

    -What a great success Shenzhou Ⅶ is!

    -Yeah, our scientists must have done everything they can ________ it up．


    1. A.
      send
    2. B.
      sending
    3. C.
      to send
    4. D.
      to be sent

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    －What a great success Shenzhou Ⅶ is!

    －Yeah, our scientists must have done everything they can ________ it up．

    [　　]
    A．

    send

    B．

    sending

    C．

    to send

    D．

    to be sent

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