What's this?
Close your book!
What's this?
Open your book!
What's this?
Come here
What's this?
Open the door!
What's this?
Stand up!
What's this?
Raise your hand!
What's this?
Write your name
What's this?
Close the door!
What's this?
Be quiet!
What's this?
Sit down!
What's this?
Clean the board
What's this?
Turn around!
What's this?
Point!
What's this?
Clap your hands!