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

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

---______, but not during my lunch break.

A.I'm sorry

B.Anytime

C.Certainly

D.Go ahead

试题答案

C

考查交际用语。前者对是否可以问一个问题征求对方意见，因为答语后半句有转折关系的连词but，表示后者给出了肯定的回答，只是“不愿意在午餐休息时间进行”。B项“Anytime”与答语后半句不符；若后者说D项“Go ahead”则表示对方可以马上问，没有什么附加条件。