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    The shenzhou Ⅶ safely in China's northern grassland flying in space for about 68 hours. A. before B. after C. and D. so 【查看更多】

     

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    The Shenzhou Ⅶ safely landed in China's northern grassland _____ flying in space for about 68 hours.

    [     ]

    A. before
    B. after
    C. and
    D. so

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