（ ）6. A. Hi, Grace. B. Thanks. C.I'm fine.
（ ）7. A. Hello, Frank. B. I'm OK. C.It's a pen.
（ ）8. A. Good morning, Cindy. B.Good evening, Alice. C.Good afternoon, Frank.
（ ）9. A. It's red. B. I'm OK. C.It's a quilt.
（ ）10. A. How are you?. B. I'm OK. C.It's white.
