Подскажите , пожалуйста!
I. Write (O) obligation, (NO) no obligation, (A) advice or (P) prohibition.
1. You should do regular exercises.
2. We don't have to take off our shoes at home.
3. They must arrive early for the exam.
4. You mustn't be rude to your teacher.
5. You don't have to bring a present.
6. You mustn't interrupt a conversation. It's rude.
7. You shouldn't get up so late at the weekend.
8. I have to tidy my room at the weekend.
9. The students must wear a uniform for school.
10. My dad doesn't have to wear a suit for work.