you should be calm at the lessons
you should wear uniform
you should listen to the teacher carefully
you should do your homework
you should help your classmates
you should bring all your textbooks at school
you should be more attentive at the lessons
you should not shout during the lessons and breaks
you should not be late at school
you should go to the school canteen
you should be calm at the lessons
you should wear uniform
you should listen to the teacher carefully
you should do your homework
you should help your classmates
you should bring all your textbooks at school
you should be more attentive at the lessons
you should not shout during the lessons and breaks
you should not be late at school
you should go to the school canteen