阅读短文，回答问题。
Country mouse: What's the city like?
City mouse: It has a lot of things.
Country mouse: Are there any tall buildings
City mouse: Yes, there are .
Country mouse: Are there any rivers in the city?
City mouse: No, there aren't.
Country mouse: Are there any mountains?
City mouse: No, there aren't, but there are many cars and buses.
