—Thanks for your help but can you do me one more favour please?— Sir. What’s it then?A

问题补充：

—Thanks for your help, but can you do me one more favour, please?

— , Sir. What’s it then?

A. Just a minute

B. At your service

C. That’s right

D. My pleasure

答案：

A. Just a minute

(答案→)B. At your service

C. That’s right

D. My pleasure

解析：句意：.— 感谢你的帮助，不过你可以再帮我一个忙吗？—有事请随时吩咐，先生。那是什么？A.就一分钟； B.有事请随时吩咐； C.对了；D.别客气。故选B。

考点: 考查日常交际用语的用法。