What is this?
This is a desk.
What is this?
This is a classroom.
What is this?
This is a door.
What is this?
This is a pencil.
What is this?
This is a desk.
What is this?
This is a chair.
What is this?
This is a classroom.
What is this?
This is a door.
What is this?
This is a chair.
What is this?
This is a window.
What is this?
This is a window.
What is this?
This is a pencil.