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    The telephone for five minutes before it . A.had been ringing;was answered B.had rung;answered C.has rung;answers D.has been ringing;answers e early you will see them. A.but B.or C.although D.and 【查看更多】

     

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    The telephone ________ for five minutes before it ________ .

    [　　]

    A．was ringing, was answered

    B．had been ringing, was answered

    C．was rung, answered

    D．had been rung, was answered

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