26.　 Here is a photo _____ my family.

25.　 There are many pears ______ the tree.

24.　 This boy is ______ the tree. It’s very dangerous(危险)。

23.　 They usually play basketball ______Saturday morning.

22.　 He often plays computer games ____ the evening.

21.　　 I buy two pairs of shoes _____$50

20.　 We sell these bags ____ sports _____$5.

19.　　 Please bring some books _____ school.

18.　　 I go to school______ a backpack.

17.　　 B is ____ A _____C.