you tired? No,
Are you tired? No, I'm not
Frank and Carol from London? +
Are Frank and Carol from London? Yes, they are.
zebra? No
Is it a zebra? No, it isn't
Janet from Egypt?
Is Jane from Egypt?
I businessman? Yes
Am I a businessman? Yes, I am
they nervous? +
Are they nervous? Yes, they are
Is Ray twelve? No, _______
No, he isn't
he your brother ? Yes
Is he your brother? Yes, he is
we policemen? +
Are we policemen? Yes, we are.