— Sorry, Sir. I didn’t quite follow you.— . I’ll explain it to you later.A. Don’t mention

— Sorry, Sir. I didn’t quite follow you.
— . I’ll explain it to you later.
A. Don’t mention it
B. Come on
C. That’s right
D. Don’t worry

A. Don’t mention itB. Come onC. That’s right(答案→)D. Don’t worry解析：情景对话题。A.Don’t mention it 别提了 B. Come on 加油 C. That’s right 对 D. Don’t worry 别担心 “对不起我没听懂”“别担心，我稍后给你解释” 修D

就是这个解释