Is there a teddy bear on the shelf?
Yes, there is.
Has he got a lamp?
Yes, he has.
Has he got a toy robot?
Yes, he has.
Has he got a desk?
Yes, he has
Has he got a slide?
No, he hasn't.
Has he got a clock?
No, he hasn't.
Has he got a chair?
No, he hasn't.
Is there a computer on his desk?
No, there isn't.