问题补充:
— , sir?
—I’d like to buy a gift for my friend.
A. Can you help me
B. What can I do for you
C. How are you
D. What about you
答案:
A. Can you help me
(答案→)B. What can I do for you
C. How are you
D. What about you
解析:句意:有什么需要帮忙的吗,先生?我想为我的朋友买份礼物。在交际用语中,当有顾客上门时,通常用What can I do for you或Can I help you?来表示礼貌;故选B。