What is that?
A door!
What is that?
A desk!
What is that?
A notebook!
What is that?
A dictionary!
What is that?
A trash can!
What is that?
it's a backpack!
What is that?
A whiteboard!
What is that?
A window!
What is that?
A wall!
What is that?
A laptop!
What are those?
Books.
What is that?
A calculator!
What is that?
A chair!