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    She thought I was talking about her daughter, in fact, I was talking about my daughter. A. whom B. where C. which D. while 【查看更多】

     

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    （NMET1995） Not until all the fish died in the river ____ how serious the pollution was．

    A．did the villagers realize　　　 B．the villagers realize

    C．the villagers did realize　　　 D．didn't the villagers realize

     

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