课文原文:
Tom: Sarah, what did you do today?
Sarah: I went shopping.
Tom: Did you buy anything?
Sarah: Yes, I bought a few things.
Tom: What did you buy?
Sarah: I bought this coat. Do you like it?
Tom: Yeah, I like it a lot. It's very pretty. Where did you buy it?
Sarah: At the mall on 5th street.
Tom: Was it expensive?
Sarah: No, it wasn't expensive. It was on sale for 20 dollars.
Tom: That's cheap.
Sarah: I know. It was a really good deal.
Tom: I don't think you'll need to wear it for a while. It's been really hot lately.