What is this?
Stand in line.
What is this?
Raise your hand.
What is this?
Raise your hand.
What is this?
Don't eat in class.
What is this?
Wait your turn.
What is this?
Don't eat in class.
What is this?
Share your things
What is this?
Stand in line.
What is this?
Share your things
What is this?
Speak quietly.
What is this?
Wait your turn.
What is this?
Speak quietly.