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    精英家教网 > 初中英语 > 题目详情

    Scientists from different countries are trying to_____ a good way to solve the energy problem.

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

    B

    解析试题分析：句意：来自不同国家的科学家们正在尽力想出解决能源问题的好的方法。A. keep up with保持不落后； B. come up with想出； C. catch up with赶上； D. meet up with偶遇，根据句意此题应选B。
    考点：考查动词词组

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