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    While building a tunnel through the mountains, . A.an underground lake was discovered B.there was an underground lake discovered C.a lake was discovered underground D.the workers discovered an underground lake 解析:v.-ing形式作状语时,v.-ing形式的逻辑主语必须与句子的主语保持一致.根据题意,只有workers才会发出building的动作. 答案:D 【查看更多】

     

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    While building a tunnel through the mountains, ______.

    A．an underground lake was discovered B．there was an underground lake discovered
    C．a lake was discovered undergroundD．the workers discovered an underground lake

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    While building a tunnel through the mountains, ______.

    A．an underground lake was discovered

    B．there was an underground lake discovered

    C．a lake was discovered underground

    D．the workers discovered an underground lake

     

    查看答案和解析>>

    While building a tunnel through the mountains, _____________.

    A．an underground lake was discovered

    B．there was an underground lake discovered

    C．a lake was discovered underground

    D．the workers discovered an underground lake.

    查看答案和解析>>

    While building a tunnel through the mountains, _____________.

    A．an underground lake was discovered

    B．there was an underground lake discovered

    C．a lake was discovered underground

    D．the workers discovered an underground lake.

     

    查看答案和解析>>

    While building a tunnel through the mountains, ________.

    [　　]

    A．an underground lake was discovered

    B．there was an underground lake discovered

    C．a lake was discovered underground

    D．the workers discovered an underground lake

    查看答案和解析>>


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