21.There's a __________ on the desk. Jane is playing __________ __________.

20.Do you have a__________? Yes, I do. I watch it every day.

19.I have many kinds of balls, __________ball,__________ and __________.

18.My tennis __________ is there. It's under the bed.

17.What's that? That's a__________ __________.I can play baseball with it.

16.　 A: Let's play volleyball.

B: 　 That(sound, sounds) good.

C.根据句意填词完成句子(每空一词)(10 分)

15.　 Let(she, her) sit down.

14.　 Where (is, are) these soccer balls? They are under the bed.

13.　 Can you bring your basketball(to, in) school?

12.　 Does Mary have two(pencils case, pencil cases)?