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    Large quantities of water for irrigation. A. is needed B. has -needed C. are needed D. need 【查看更多】

     

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    Large quantities of water ____ for irrigation.

    A. is needed          B. has -needed         C. are needed     D. need

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    Large quantities of water ____ for irrigation.

    A. is needed     B. has needed   C. need  D. are needed

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    Large quantities of water ____ for irrigation.

    A．is needed

    B．has -needed

    C．are needed

    D．need

     

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