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    They for five hours when they in New York. A. flew-arrived B. had flown-had arrived C. flew-had arrived D. had flown-arrived 【查看更多】

     

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    They ________ for five hours when they ________ in New York.

    [　　]

    A．flew, arrived

    B．had flown, had arrived

    C．flew, had arrived

    D．had flown, arrived

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