(     )6.A.play football     B. playing football      C. playing the piano

(     )7. A. your friend      B. You’re my friend.    C. Are you my friend?

(     )8. A. It’s a bed       B. on the bed           C. It’s on the bed.

(     )9. A. They’re desks.   B. These are desks.     C. There are some desks.

(     )10. A. these bags      B. These are books.     C. these books