Is she a nurse?
Yes, she is.
Are they teachers?
No, they aren't. They're students.
They/pilots, they/x/cooks.
They're pilots, they aren't cooks.
Is she a cook?
Yes, she is.
Are they cooks?
No, they aren't. They're police officers.
They're...They/x/firefighters.
They're police officers. They aren't firefighters.
Is he a bus driver?
Yes, he is.
Is he a pilot?
No, he isn't. He's a soccer player.
They're...They/x/teachers.
They're students. They aren't teachers.
Is he a firefighter?
Yes, he is.
Is he a pilot?
No, he isn't. He's a bus driver.
Is he a nurse?
No, he isn't. He's a doctor.
Is he a firefighter?
No, he isn't. He's a soccer player.
