What must we do?
Sit on the chair
What must we do? (camera)
Keep a camera on.
What MUSTN'T we do?
No shouting
What must we do?
Raise your hand
What must we do?
Do homework
What MUSTN'T we do?
No rocking on the chair
What must we do? (teacher)
Listen to your teacher
What must we do?
Be quiet
What must we do?
Be on time
What MUSTN'T we do?
No eating in class
What must we do?
Speak English
What must we do?
Get ready for the lesson