( )6.A. Yes, I did. B. No, I don’t. C. Yes, I have.
( )7. A. Yes, she is. B. No, she doesn’t. C. Yes, she did.
( )8. A. What about a tie? B. I disagree. C. That’s a bad idea.
( )9.A.interesting B. short C. It doesn’t matter.
( )10. A. Never mind. B. Sounds good. C. I know.