三、阅读对话，回答下列问题。
A: Hello. Who's that speaking?
B: Hello. This is David. May I speak to Cathy, please?
A: I'm sorry. She is ill. She has a high fever.
B: I'm sorry to hear that. Does she go to see a doctor?
A: Yes. She is staying in bed now.
B: OK. I hope she will get better(好一些)soon.
A: Thank you, David.
B: Not at all.
1. Who's calling Cathy?
________
2. What's wrong with Cathy?
________
3. Does Cathy go to see a doctor?
________
4. Can you give（给）Cathy any advice（建议）?
________

1.David.　2.She has a high fever.　3.Yes,she does.　4.略