A、  B、  C、  A“Could you…?”是“可不可以……?”的意思，是请求别人时使用的句式。问可不可以把音乐的音量调小，(A)表示抱歉，马上就调小，因此是正确答案。(B)选项是针对问路的回答。

We are close to the art gallery, aren’t we?
(A) It is closed now.
(B) No, it’s two blocks away.
(C) Take Bus #201.

Could you turn down the music please?
(A) Sorry, I’ll do that right away.
(B) Turn right, and go straight down.
(C) You can borrow it, anytime.