( )1. A. Yes, please. B. Good idea. C. Of course, it is.
( )2. A. Ok, I will. B. Yes, I think so. C. Good for you.
( )3. A. Don't say so. B. Thanks a lot. C. I agree with you.
( )4. A. What a pity! B. Help yourself. C. Watch out.
( )5. A. I have a headache. B. I'm sorry. C. That's all right.
