— Tony said he could fix my bicycle, but I really doubt it.

— _____. He's very good at this sort of thing. [ ]

A. Don't worry

B. I couldn't agree more

C. Of course

D. A piece of cake

下列国际收支平衡表项目中，不属于经常项目的是()

A.贸易收支

B.劳务收支

C.转移收支

D.错误与遗漏