Who are they?
They're pilots
What's the matter?
She's tired
Who's he?
He's a doctor.
Who's she?
She's a nurse.
What's the matter?
He's sick.
What's the matter?
She's cold.
Who are they?
They're firefighters
Who's he?
He's a cook
What's the matter?
He's sad
Who's she?
She's a teacher