Write what you must / mustn't do or be at schoolpolite listen to the teacher be late for school friendiy miss lessons come to school on time use modile

1. We must be polite with our classmates and teachers at school.

2. We must listen to the teacher at school.

3. We must't be late for school.

4. We must be friendly with each other and with our guests at school.

5. We mustn't miss lessons at school.

6. We must come to school on time.

7. We mustn't use mobile phones at school during lessons.