1. Yes, there are. / No, there aren’t.
2. Yes, there is. / No, there isn’t. (isn’t = is not).
También se puede decir “No, there’s not” = there is not)
3. Yes, there is. / No, there isn’t. (isn’t = is not)
4. Yes, there are. / No, there aren’t.
5. Yes, there is. / No, there isn’t. (isn’t = is not)
6. Yes, there is. / No, there isn’t. (isn’t = is not)
7. Yes, there is. / No, there isn’t. (isn’t = is not)
8. Yes, there is. / No, there isn’t. (isn’t = is not)