--- Why so many people at the street corner?
--- Oh, a traffic accident has just happened.
A. What’s going on?
B. So what?
C. How is it going?
D. What’s wrong with them?
网友回答
(答案→)A. What’s going on?
B. So what?
C. How is it going?
D. What’s wrong with them?
解析： 考察交际用语。A发生什么事情了？B那又怎么样？C进展如何？D他们怎么了？句义：—为什么街道的拐角有这么多人？发生什么事情了？—刚刚发生了一场交通事故。根据句义说明A正确。