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    -------The weather is terrible now; our earth is badly damaged! -------Yes. It’s urgent that everyone spare no effort to do something to save our world . A. must B. would C. should D. shall 【查看更多】

     

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     -------The weather is terrible now; our earth is badly damaged!

    -------Yes. It’s urgent that everyone _________ spare no effort to do something to save our world .

    A. must              B. would              C. should          D. shall

     

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     -------The weather is terrible now; our earth is badly damaged!

    -------Yes. It’s urgent that everyone _________ spare no effort to do something to save our world .

    A. must              B. would              C. should          D. shall

    查看答案和解析>>


    -------The weather is terrible now; our earth is badly damaged!
    -------Yes. It’s urgent that everyone _________ spare no effort to do something to save our world .

    A．mustB．wouldC．shouldD．shall

    查看答案和解析>>


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