选择合适的单词，补全对话

A. much    B. Can    C. cheap    D. at    E. expensive?

A: Good evening. I help you?

B: Yes. I want a dress, please.

A: Please look this one. It's very pretty.

B: But it's too. It's 350 yuan.

A: How about this one? It's.

B: But I don't like the colour. It's too colourful.

A: Do you like that yellow one?

B: It is nice. How is it?

A: It's 100 yuan.

B: OK. I'll take it. Here is the money.

A: Thank you. Anything else?

B: No, thanks. Goodbye!