Is it a desk?
No, it isn't. It's a pencil
What's this?
It's a bag
Is it a desk?
Yes, it is.
Is it a pen?
No, it isn't. It's a pencil
What's this?
It's an eraser/ It's a rubber
Is it a desk?
No, it isn't. It's a ruler
Is it a notebook?
Yes, it is.
What's this?
It's a pencil case.