壹般疑問句：Are they your bags?
肯定回答：Yes, they are.
否定回答：No, they aren't.
2.否定句：I'm not Kate.
壹般疑問句：Are you Kate?
肯定回答：Yes, I am.
否定回答：No, I'm not.
3.否定句：That isn't green.
壹般疑問句：Is that green?
肯定回答：Yes, that is.
否定回答：No, that isn't.