这8道选择题,做的正确吗?

这8道选择题,做的正确吗?
22. - How is your headache?
- ______B___
A. Not at all. B. Nothing serious.
C. It's quite all right. D. Nothing special.
23. - Why don't you come to my birthday party this Sunday?
- ______C___
A. Because I'm very busy. B. Ok, I don't.
C. Ok, I do. D. Ok, I will.
24. - Would you like a coffee?
- _____A____
A. Yes, please. B. Yes, I prefer tea.
C. I like coffee very much. D. It doesn't matter.
25. - Do you happen to have twenty dollars with you?
- _____C___
- I want to buy a notebook.
A. How do you want it? B. How much?
C. What for? D. When can you pay me back?
26. - I am so sorry to interrupt you again.
- ___B______
A. That's good. B. It's all right.
C. I don't think so. D. No way!
27. - How do I transfer calls?
- ___C______
A. Do as you like. B. It is a bit difficult.
C. Let me show you. D. Not at all.
28. - Can I speak to Mr. Brown, please?
- Yes, ____A__
A. Brown is speaking. B. I am Mr. Brown.
C. this is me. D. please speak.
29. - Welcome to the party! ______C___
- Thank you!
A. Excuse me! B. I totally agree with you.
C. How pretty you look today! D. Which one do you prefer?
30. - Would you transfer this call to the Financial Department?
- ____C_____
A. Yes, I can't. B. No, somebody else is on the phone.
C. Sorry, but the line is busy. D. Yes. But you should wait.

23是D why not =why don't you 为什么不.呢 是给建议的 对方只要同意或者拒绝 不需要because.