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    You can’t use the machine today because some parts this week. A. are replaced B. are being replaced C. have replaced D. are replacing 【查看更多】

     

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    You can't use the machine today because some parts_____ this week.

    [     ]

    A. are replaced
    B. are being replaced
    C. have replaced
    D. are replacing

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     You can’t use the machine today because some parts         this week.

    A. are replaced           B. are being replaced    C. have replaced  D. are replacing

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