题目内容
In the past few years there________great changes in our city.
- A.have been
- B.were
- C.has been
- D.are
A
分析:主语great changes是复数,由in the past few years可以知道该用现在完成时。
分析:主语great changes是复数,由in the past few years可以知道该用现在完成时。
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