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You must go to bed before 9:00 pm.
You must get up early to get ready for school.
You must do your homework.
You must listen to the teacher.
You must be on time for school.
You must not be late for school.
You must not write on the desk.
Summary
You must come to school on time.
You must not be late for school.
1. Remember the new words and expressions.
2. Role-play the conversation with a partner after class.
Homework
Thank you