—Can I help you?—. I want a pair of shoes for my son.A. Yes pleaseB. No you can’tC. Yes

问题补充：

—Can I help you?

—. I want a pair of shoes for my son.

A. Yes, please

B. No, you can’t

C. Yes, you can.

D. Sorry, you can’t.

答案：

(答案→)A. Yes, please

B. No, you can’t

C. Yes, you can.

D. Sorry, you can’t.

解析：考查对一般疑问句的回答。根据答语的内容我想要给儿子买一双鞋，应对上面的疑问句做出肯定的回答，这是顾客与店员之间的对话用语，故选A。