1. 阅读对话，判断正误。

    A: Can I help you?

    B: Yes. The green scarf is very pretty. How much is it?

    A: It's $100.

    B: It's too expensive. What about the sunglasses?

    A: They're $20.

    B: They're cheap. I like them.

1. （1） The scarf is very expensive.
3. （2） The sunglasses are green.
5. （3） The sunglasses are $200.
7. （4） The scarf is very pretty.