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    If we a table earlier, we couldn’t be standing here in a queue. A. have booked B. booked C. book D. had booked 【查看更多】

     

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    (2013·高考北京卷)If we________a table earlier，we couldn’t be standing here in a queue.

    A．have booked? B．booked

    C．book? D．had booked

     

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