练习册

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    This river is three thousand kilometers . A. deep B. long C. tall D. wide 【查看更多】

     

    题目列表(包括答案和解析)

    ——Yes, it’s said that 80 per cent of fish in this river ________ live long.

    A．doesn’t

    B．don’t

    C．isn’t

    D．aren’t

     

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    Kate enjoys _______ in this river in summer.

    A．swimB．swimmingC．footballD．to swim

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    The water in this river is harmful because It’s a ______ river.

    A．pollution B．polluted
    C．has pollutedD．pollutes

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    The water in this river is harmful because It’s a ______ river.

    A．pollution                              B．polluted

    C．has polluted                           D．pollutes

     

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    The water in this river is harmful because It’s a ______ river.

    A．pollution                              B．polluted

    C．has polluted                           D．pollutes

     

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