6. A. You can't find it.  B. It's not far.       C.between the hank and the hospital.

7. A.Yes, you do.         B.Yes, that's true.    C. Don't be late.

8. A.What about you?      B.I agree with you.    C. Yes, we really do.

9. A.No, it's not yours.  B. Science.            C. Return it on time.

10.A.But you can borrow one. B. By bicycle.      C. Let' s go together.