Great changes in our city last year.
A. happen
B. happened
C. take place
D. took place
网友回答
A. happen
B. happened
C. take place
(答案→)D. took place
解析：take place和happen的区别. take place 表示“发生、举行、举办”，一般指非偶然性事件的“发生”，即这种事件的发生一定有某种原因或事先的安排； happen作“发生、碰巧”解，一般用于偶然或突发性事件。