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    The unemployment rate in this district from 6% to 5% in the past two years. A．has fallen B．had fallen C．is falling D．was falling 【查看更多】

     

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    If you talk nice and polite ,people listen to you. If you shout ,this is no good,___?(2007 上海春，32)

    A.do you    B.don’t you    C.is it     D.isn’t it

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