6.A.That’s OK. B.All right. C.Thank you.
7.A.Yes, she is. B.Yes, she does. C.Yes, she has.
8.A.It’s very nice. B.It’s 600dollars. C.It’s expensive.
9.A.Yes, I will. B.I’d like to. C.Good idea.
10.A.I want to go shopping. B.I hurt my hand. C.I’m sorry to hear that.