What is this?
This is a computer room.
Are they in the computer room?
No, they are in the library.
What is this?
This is a music room.
What is this?
This is a playground.
Where is he?
He is in the computer room.
Where are they?
They are in the classroom.
Is this a playground?
Yes, it is a playground.
Where are they?
They're in the bathroom.
Where is he?
He is in the toilet.
Is he in the toilet?
No, he's in the playground.
Where is he?
He is in the art room.
Is he in the music room?
Yes, he is.
