1. Pupils must come to school on time.2. Pupils must wear school uniform.3 Pupils must not bring pets to school.4.Pupils must do their home-work.5.Pupils must listen to the teacher at the lesson.6. Pupils must not cheat.(жульничать)7.Pupils must not run along the corridors.8.Pupils must not bring games and walkman at school. 9 Pupils must tell parents about their marks.10. Pupils must sit still at the lesson.11. Pupils must not smoke.
Везде вместо must можно поставить have to (это тоже самое-должны)