(    ) 1. A. Yes, there are.   B. Yes, I think so.   C. No, there aren’t.

(    ) 2. A. Yes, you should.   B. No, you shouldn’t.

C. You should say you’re sorry.

(    ) 3. A.You were in my barber shop.      B.I was cutting your hair.

C.No, I don’t know.