——What’s wrong with your coat?——Just now when I wanted to get off the bus the man next to

问题补充：

——What’s wrong with your coat?

——Just now when I wanted to get off the bus, the man next to me on it.

A. is sitting

B. had sat

C. sits

D. was sitting

答案：

A. is sitting

B. had sat

C. sits

(答案→)D. was sitting

解析：句意：你的外套怎么了？——刚才当我想下车时，紧挨着我的人坐在上面了。结合语境及时间状语，可知下文描述的是刚才正在进行的动作，故用过去进行时态，选D。