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    14．The river beyond our school has become clean again as new measures are to prevent it any further. A．taken; polluting B．taking; being polluted C．taken; being polluted D．taking; to be polluted 【查看更多】

     

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    The river beyond our school has become clean again as new measures are ______ to prevent it ______ any further.

       A. taken; polluting                   B. taking; being polluted

       C. taken; being polluted            D. taking; to be polluted

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    The river beyond our school has become clean again as new measures are ______ to prevent it ______ any further.

    A．taken; polluting                              B．taking; being polluted

    C．taken; being polluted                          D．taking; to be polluted

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