—May I see your driving license, please?
— ? Did I do something wrong?
A. Why not
B. What
C. Who cares
D. So what
网友回答
A. Why not
(答案→)B. What
C. Who cares
D. So what
解析:句意:--我可以看一下你的护照吗?--什么事?我做错事了吗?Why not为何不(用来提出建议)。What什么事;Who cares谁在意; So what那又怎样。根据句意故选B。