1. Barbara went to Liverpool university, didn't she?
Yes, she did.
2. You've been diving, have you?
No, I haven't, actually.
3. It was a great match yesterday, wasn't it? Yes, it was.
4. You haven't ordered any food yet, haven't, you?
No, we haven't.
5. You don't have any kinds, do you?
No, I don't.