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    To prepare for the 2008 Olympic Games, scientists have a number of suggestions to improve the environment. A. made up B. put forward C. applied for D. put up 【查看更多】

     

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    To prepare for the 2008 Olympic Games, scientists have ________ a number of suggestions to improve the environment．


    1. A.
      made up
    2. B.
      put forward
    3. C.
      applied for
    4. D.
      put up

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    To prepare for the 2008 Olympic Games, scientists have ______ a number of suggestions to improve the environment.

           A. made up                   B. put forward                     C. applied for               D. put up

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    To prepare for the 2008 Olympic Games, scientists have ________ a number of suggestions to improve the environment．

    [　　]

    A．made up

    B．put forward

    C．applied for

    D．put up

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