--- Excuse me.　--- ? --- Could you tell me how I can get to the First Department? A. Pard

问题补充：

--- Excuse me.

--- ?

--- Could you tell me how I can get to the First Department?

A. Pardon

B. Why

C. Yes

D. Please

答案：

A. Pardon

B. Why

(答案→)C. Yes

D. Please

解析： yes有时可以用于表示应答呼唤或表示在注意倾听对方。