2. In class, be quiet, keep your mouth shut, keep your feet steady, sit up straight and then look up.
3. Put your hands flat on your chest like a leather pencil.
4, the teacher said, concentrate on listening, think hard, and don't be distracted.
5. Raise your right hand when answering questions. Please be quiet when no roll call is made.
6. The teacher agreed to stand up straight, speak slowly, speak boldly and answer clearly and methodically.
7. Listen to the students silently and add questions.
8. Do your homework, don't be careless, read the questions carefully and write neatly.