What is this?
This is "I don't know."
What is this?
This is "Be quiet."
What is this?
This is "Take out your book."
What is this?
This is "Go to your seat."
What is this?
This is "Stand up."
What is this?
This is "I have a question."
What is this?
This is "Put your hand down."
What is this?
This is "Close your book."
What is this?
This is "Look at me."
What is this?
This is "Help me please."
What is this?
This is "Come to the front."
What is this?
This is "Open your book."
What is this?
This is "Pack your bag."
What is this?
This is "Wait a minute."
What is this?
This is "Sit down."
What is this?
This is "Raise your hand."