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    The wide spread of super hybrid rice around the world the lives of millions and millions of people suffering from hunger to a great level. A. has improved B. is improving C. improved D. has been improving 【查看更多】

     

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    The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.

    A．has improved

    B．is improving

    C．improved

    D．has been improving

     

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    The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level


    1. A.
      has improved
    2. B.
      is improving
    3. C.
      improved
    4. D.
      has been improving

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    The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.

        A. has improved B. is improving C. improved     D. has been improving

    查看答案和解析>>

    The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.

    A．has improvedB．is improvingC．improvedD．has been improving

    查看答案和解析>>


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