Who is this?
pupil
Who is this?
builder
Who is this?
waiter
Who is this?
vet
Who is this?
teacher
Are they vets?
Yes, they are.
Are they builders?
Yes, they are.
Are they pupils?
Yes, they are.
Are they pupils?
No, they aren't.
Are they waiters?
No, they aren't.
Are they teachers?
No, they aren't.
Who are they?
Waiters
Who are they?
vets
Who are they?
builders
