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    8．It has been announced that it won’t be long our country an unmanned spaceship to explore the moon. A．before,sends up B．until,sends up C．since,sends up D．before,will send up 【查看更多】

     

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    It has been announced that it won’t be long _________ our country _________ an unmanned spaceship to explore the moon．


    1. A.
      before; sends up
    2. B.
      until; sends up
    3. C.
      since; sends up
    4. D.
      before; will sends up

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    It has been announced that it won’t be long _________ our country _________ an unmanned spaceship to explore the moon．

    [　　]
    A．

    before; sends up

    B．

    until; sends up

    C．

    since; sends up

    D．

    before; will sends up

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