问题
选择题
Great changes _____ in the last few years in China. [ ]
A. were taken place
B. had been happened
C. have been happened
D. have taken place
答案
答案：D
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Great changes _____ in the last few years in China. [ ]
A. were taken place
B. had been happened
C. have been happened
D. have taken place
答案：D