---Your school is becoming more and more beautiful!Thanks. It a lot in the past few

问题补充：

---Your school is becoming more and more beautiful!. --- Thanks. It a lot in the past few years.

A. will change

B. has changed

C. was changing

D. changed

答案：

A. will change

(答案→)B. has changed

C. was changing

D. changed

解析：句意：你们的学校变得越来越漂亮。谢谢，在最近的几年里它改变了许多。in the past/last few years.是现在完成时的标志词。故选B。