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    The world's population is getting larger and larger, so scientists are trying to new ways to solve the food problem. A. catch up with B. keep up with C. come up with D. make up with 【查看更多】

     

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    The world’s population is getting larger and larger, so scientists are trying to ______ new ways to solve the food shortage.

    A．keep up withB．come up with
    C．make up withD．catch up with

    查看答案和解析>>

    The world’s population is getting larger and larger, so scientists are trying to _______ new ways to solve the food problem.

    A. catch up with   B. keep up with    C. come up with    D. make up with

     

    查看答案和解析>>

    The world’s population is getting larger and larger, so scientists are trying to ______ new ways to solve the food shortage.

    A．keep up with                           B．come up with

    C．make up with                          D．catch up with

     

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    The world’s population is getting larger and larger, so scientists are trying to _______ new ways to solve the food problem.
    A．catch up withB．keep up withC．come up withD．make up with

    查看答案和解析>>

    The world’s population is getting larger and larger, so scientists are trying to ______ new ways to solve the food shortage.
    A．keep up withB．come up with
    C．make up withD．catch up with

    查看答案和解析>>


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