16.　　 Tom usually plays ping-pong ____ two hours.

15.　　 My shoes are _____ the bed.

14.　　 My mirror(镜子) is ____ the dresser.

13.　　 A set of keys is ____ the drawer.

12.　　 Many books are____ the bookcase.

11.　　　 Please come and see at our store _____yourself.

10.　　 What’s this _____ Japanese?

9.　　　　 Children’s Day is _____ June.

8.　　　　 My birthday is ______ February, 15^th.

7.　　　　 Many students do homework _____ pens