In the past few years there __great changes in my hometowmn.A.have been B.had been.我看到这道题的答案是A,但是为什么是现在完成时,不是过去完成时呢?in the past few years是不是就是现在完成时的标志啊?

Question

In the past few years there __great changes in my hometowmn.
A.have been B.had been.
我看到这道题的答案是A,但是为什么是现在完成时,不是过去完成时呢?in the past few years是不是就是现在完成时的标志啊?

Answer 1

in the past few years是现在完成时的标志