1. 补全对话 

A. I don't like football. B. It's a football. C. Hi, Amy.  D. All right.  E. I like basketball best（最）.

A: Hello, Lili. 

B:  What's this?

A:  Let's play football, OK?

B: Sorry, 

A: Oh, what's your favourite?

B: 

A: Let's play basketball, OK?

B:  Let's go.