Lie down on the table. Is it nice?
No, it isn't. We must sit nicely.
Shouting. DO or DON'T?
DON'T --> Don't shout.
What rule is this?
Sit nicely.
What rule is this?
Raise hand to speak.
What rule is this?
Come to class on time. / Be on time.
Be active in class. DO or DON'T?
DO
What rule is this?
Listen to the speakers.
Speak Vietnamese. DO or DON'T?
DON'T --> Speak English.
What rule is this?
Keep your desk clean.
Play during the class. DO or DON'T?
DON'T --> Don't play during the lesson.
What rule is this?
Be nice to others.
Talking with others during a class. DO or DON'T?
DON'T --> Don't talk with others during a class.