27. Great changes in our city in the past twenty years.A. have been taken placeB. have tak

发布时间：2020-08-16 13:41:39


27. Great changes     in our city in the past twenty years.
A. have been taken place
B. have taken place
C. took place
D. were taken place

网友回答

A. have been taken place
(答案→)B. have taken place
C. took place
D. were taken place
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