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    It’s our duty the environment. 【查看更多】

     

    题目列表(包括答案和解析)

    It’s our duty ________ the environment wherever you are.


    1. A.
      protect
    2. B.
      protects
    3. C.
      protecting
    4. D.
      to protect

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    It’s our duty ______the environment.
    [      ]
    A. protect  
    B. to protect    
    C. protecting    
    D. of protecting

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    It’s our duty ________ the environment wherever you are.

    [　　]

    A．protect
    B．protects
    C．protecting
    D．to protect

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    As for air pollution, the________, the________. It’s our duty to protect the environment.
    A. less; better            B. fewer; worse               C. more; better

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    用所给词的适当形式填空

    It's our duty to help ________(protect) the environment.

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