问题

Great changes______ in the city since1970.
A:have been taken place
B:have taken place.
C:has taken place
D:took place
B:have taken place.
C:has taken place
D:took place
正确答案是:
同类题型
Last week I paid 200 yuan _____ a new coat.[ ]
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._____ in the newspaper that there is another good harvest this year.
Hey, you haven’t been acting like yourself . Everything OK ?——。