— —Er…I want to buy my wife a gift for Christmas but I don’t know what she would like.

问题补充：

—

—Er…I want to buy my wife a gift for Christmas, but I don’t know what she would like.

A. What are you looking for, sir?

B. Welcome to our store, sir.

C. May I help you, sir?

D. What on earth do you want, sir?

答案：

A. What are you looking for, sir?

B. Welcome to our store, sir.

(答案→)C. May I help you, sir?

D. What on earth do you want, sir?

解析：这是服务行业的服务员询问顾客要求的话。