You can’t use the machine today because some parts this week.A. are replacedB. are being r

发布时间：2020-08-16 13:31:35


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

网友回答

A. are replaced
(答案→)B. are being replaced
C. have replaced
D. are replacing
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