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    Once more attention, the little trees could have grown better. A. given B. to give C. giving D. having given 【查看更多】

     

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    Once ________ more attention, the little trees could have grown better.

       A. given         B. to give          C. giving         D. having given

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    Once ________ more attention, the little trees could have grown better.

    A．given

    B．to give

    C．giving

    D．having given

     

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