What's this?
It's a pen.
What's this?
It's an eraser.
What's this?
It's a pencil.
Is it a ruler?
No, it isn't.
Is it a bag?
Yes, it is.
How many folders?
7 folders
................the door.
Open the door
...............the window
Close the window.
Is it a bookcase?
Yes, it is.
