What's this?
It's a door.
What's this?
This is a pen.
What's this?
It's a bag.
What's this?
It's a table.
What's this?
This is a book.
What's this?
It's a bookcase.
What's this?
This is a pencil.
What's this?
It's a window.
What's this?
This is a ruler.
What's this?
It's a folder.
What's this?
It's a pencil case.
What's this?
It's a chair.
What's this?
It's a rubber.