1. 问答匹配。

A. Is it a mouse? B. No, I don't. C. What's the matter? D. Can I help you? E. Thank you.

1. （1） —

   —My leg hurts.

3. （2） —

   —No, it's a cat.

5. （3） —Let me help you.

   —

7. （4） —

   —Yes, please.

9. （5） —Do you like eggs?

   —