补全对话

A: ?

B: It's 3:15. It's time to go and play games. ?

A: I don't know. I can't find it.

C: Whose watch is it? Is it yours, David?

B: .

C: What color is your watch, Paul？

A: .

C: Is this one yours?

A: Oh, yes. It's mine.

C: Here you are.

A: .