sit down., listen to the teacher., Don't shout., Don't run., Don't eat or drink., Turn off your MP3 player ., Wear your uniform., Listen to the teacher., Don't run, Don't feed animal, Don't chew gum, Don't shout, Don't chew gum, Don't shout., Don't eat or drink., Don't be late., Do your homework, Bring your book., Wear your uniform, Listen to the teacher., Look at your friend., Coppy homework.

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