Great changes in China in the past 20 years.A. took placeB. have taken placeC. were taken

发布时间：2020-08-16 10:30:10


Great changes      in China in the past 20 years.
A. took place
B. have taken place
C. were taken place
D. have been taken place

网友回答

A. took place
(答案→)B. have taken place
C. were taken place
D. have been taken place
解析：可联系答.案.网客服索取。
以上问题属网友观点，不代表本站立场，仅供参考！