补充对话。 A: Let's play __ 1 __, OK? B: Sorry, I don't have a volleyball. __ 2 __ I have a basketball. A: I __ 3 __ want to play basketball. I only want to play volleyball. B: Who __ 4 __ a volleyball? Do you know? A: Maybe Tom has one. Let's go and ask him. A and B: Hi,Tom, __ 5 __ you have a volleyball? C: No,I __ 6 __. __ 7 __ Peter have one? A and B: Oh, yes, he __ 8 __. A,B and C: Hi, Peter! Do you have a volleyball? D: Yes, I do.__ 9 __ is here. A B and C: Let's play volleyball, OK? D: OK! __ 10 __ go!