Is this a doll?
Yes, it is.
Is this your dog?
No, it isn't.
What is this?
It's a car.
Is this your cat?
Yes, it is.
What is this?
It's a ball.
What's this?
It's a kite.
What is this?
It's a teddy.
What is this?
It's a puzzle.
What is this?
It's a train.
Is this a car?
No, it isn't.