高级英语对话 第 195 课：购买毛衣-1

A: Pardon me. Could you help me?
B: Of course. How can I help you?
A: I am looking for a sweater.
B: What size do you wear?
A: Medium, I think.
B: Here. How do you like this one?
A: It's pretty. Can I try it on?
B: You can try it on in the fitting room over there.