练习册

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    Large quantities of water for irrigation. A. is needed B. has needed C. are needed D. need [解析]选C.句意: 灌溉需要大量的水.a quantity of/quantities of无论修饰不可数名词还是修饰可数名词复数, 作主语时, 谓语动词取决于quantity的数.large quantities为复数, 谓语动词用复数,且water与need之间为动宾关系, 用被动语态.因此选C. 【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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