They for five hours when they in New York. A. flew-arrived B. had flown-had arrived——青夏教育精英家教网—

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

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A．flew, arrived

B．had flown, had arrived

C．flew, had arrived

D．had flown, arrived

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