从所给的句子中选出合适的补全对话。(填序号)

A. What is your idea? B. We can talk about how to reuse old things. C. I agree with you. D. I don't want to see the dirty city. E. What should we talk about in the class meeting?

A: We want to have a class meeting this Monday afternoon.

B:

A: Reusing things, because we can't throw away bottles and cans everywhere.

B: That is true.

A: You are right! We should find out some ways to do it.

B:

A: We should not throw rubbish everywhere.

B: We can't throw away other old bottles and cans.

A: Yes, don't make our city dirty.

I hope we can do something to protect our home clean.

B: