
A: Can I help you?
B: Yes. This red chess is nice. Can l try it on?
A: Of course. Here you are. Is it OK?
B: No, It's too big.
A: How about the yellow one?
B: OK. Let me try. It's just right. I’ll take it.
① How do you like this chess? A. It's$50.
② How much is this sweater? B. Yes How much is it?
③ The socks are $50. C. It's very pretty.
④ Can l help you? D. They're too expensive.
A.
B.
C.
D.
E. 
—It's 20 yuan.
—Yes.
—Sorry, Mary. It's too expensive.
—I'll take my umbrella.
—Yes,they are 15 yuan.

—How much the ?
—It's eighteen yuan.