--Would you mind if I used your mobile phone?-- please. A. YesB. Go aheadC. Of courseD.

问题补充：

--Would you mind if I used your mobile phone?

-- , please.

A. Yes

B. Go ahead

C. Of course

D. All right

答案：

A. Yes

(答案→)B. Go ahead

C. Of course

D. All right

解析：句意：上文，你介意我用一下你的手机吗？下文，用吧。Yes是的；Go ahead用吧；Of course当然；All right尚可，选B。