there have been many changes_____in my hometown in the last twenty years.
there have been many changes_____in my hometown in the last twenty years.
A.happen B.happened C.happening D.to happen
人气：279 ℃ 时间：2019-10-29 18:26:44
解答
C
happening动词ing形式happening in my hometown 修饰前面的changes
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