What's this?
It's a rubber.
Is it a pencil?
No, it isn't. It's a ruler.
Is it a ruler?
No, it isn't. It's a pencil.
Is it a pen?
Yes, It is.
What's this?
It's a door
What's this?
It's a bag
What's this?
It's a folder
What's this?
It's a ruler.
What's this?
It's a pen.
What's this?
It's a book.
What's this?
It's a window
What's this?
It's a pencil.
Is it a book?
Yes it is.
What's this?
It's a bookcase
What's =
What is
Is it a pencil?
No it isn't. It's a rubber.