Complete the sentences with must, mustn't, should, shouldn't or don't/doesn't have to. The context is given in brackets.

1. I must go to that college? (Do you think it's a good idea?)

2. We must practise the violin every day. (It's necessary.)

3. You shouldn't miss so many classes. (It's not a good idea.)

4. We mustn't be late for lessons. (It's the rule.)

5. You don't have to do extra activities. (It's not necessary.)

6. You must train to become a teacher. (It's a good idea.)

7. My daughter doesn't have to wear a school uniform. (It's not necessary.)

8. You must try to get good marks! (It's necessary.)