问题补充:
---?
---Yes, please.
A. How are you
B. Can I help you
C. What can you do for me
D. Nice to meet you
答案:
A. How are you
(答案→)B. Can I help you
C. What can you do for me
D. Nice to meet you
解析:根据情景对话中的内容要求,答案B符合题意,一般为售货员对于顾客说的,然后顾客有需要的话,就用Yes, please。故选B