What's this?
It's an eraser.
What's this?
It's a ruler.
Is it a board?
Yes, it is.
What's this?
It's a book.
Is it a poster?
No, it isn't.
What's this?
It's a pencil case.
Is it a crayon?
Yes, it is.
What's this?
It's a bag.
Is it a pencil?
No, it isn't.
Is it a chair?
No, it isn't.