--May I ask a question after class, Sir? -- , but not during my lunch break. A.

——May I ask a question after class, Sir?

——     , but not during my lunch break.

 A. I’m sorry        B. Anytime

 C. Sure               D. Go ahead

试题答案

C

解析:

本题考查交际用语。根据上下文表示 “当然可以，不过不能在午饭期间”。