题目内容
There__________ great changes in our city in the past 10 years.
A. were B. had C. have been D. have had
C
【解析】
试题分析:句意:在过去的10年里,我们的城市发生了很大的改变。in the past 10 years是现在完成时的标志词,用现在完成时,故选C.
考点:考查现在完成时的用法
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