—CanIcometoaskforsomeadviceatanytime?—Yes,ofcourse.　　　　...

问题详情：

—Can I come to ask for some advice at any time?

—Yes, of course. 　　　　.

A. If you’re convenient                B. At your convenience

C. Don’t worry                     D. Don’t mention it

【回答】

B

知识点：交际用语

题型：选择题