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    31．Outside the school gate stood lots of parents, for their children. A．to wait B．waiting C．were waiting D．waited 【查看更多】

     

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    Outside the school gate stood lots of parents, _________ for their children．

    [　　]

    A．to wait

    B．waiting

    C．were waiting

    D．waited

    查看答案和解析>>

    Outside the school gate stood lots of parents, __________ for their children．

    [　　]

    A．to wait

    B．waiting

    C．were waiting

    D．waited

    查看答案和解析>>


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