What's in the backpack?
A pencil and a ruler.
What's in the backpack?
Two books, two pencils and a pencil case.
What is it?
It's a pencil.
What is it?
It's a backpack.
What is it?
It's a ruler.
What is it?
It's a pencil case.
What is it?
It's a pen.
What is it?
It's an eraser.