Helefthishometownin1990,andgreatchanges

問題詳情：

 He left his hometown in 1990, and great changes _________ ever since.

A. had taken place      B. took place    

 C. have been take place   D. have taken place

【回答】

D

知識點：現在完成時及其被動式

題型：選擇題