题目内容
【题目】—Now Nanjing is so beautiful that I can’t recognize it.
—Yes.Great changes________in the past ten years.
A.has taken place
B.have taken place
C.took place
D.take place
【答案】B
【解析】根据in the past ten years可知用现在完成时;great changes是复数,故选B。
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