Jawaban:

1. You should talk politely to your teacher

2. you should pay attention when the teacher explains about the lessons

3. you should not do your homework at school

4. you should ask permission to the teacher if you want to go to the bathroom

5. you should put your phone into your bag during class

6. you should not speak loudly when the teacher still teaching

7. you should not eat while the lessons still on-going

8. you should prepare the books before teacher come to class

9. you should turn off your phone during the lessons

10. you should be active in class and be a good student

11. you should not sleeping during the class

12. you should tell the teacher if you feel unwell

13. you should not use calculator during math lesson

14. you should finish your chores on time

15. you should put your trash into a trashcan