Are they waiters?
No, they aren't.
Are they nurses?
Yes, they are.
Are they vets?
No, they aren't.
Are they pupils?
Yes, they are.
Are they teachers?
No, they aren't.
Are they builders?
Yes, they are.
Are they waiters?
Yes, they are.
Are they teachers?
No, they aren't.
Are they vets?
Yes, they are.
Are they doctors?
No, they aren't.
