2 Choose the correct words.
1 You should/mustn't forget to call me tonight.
2 Students should / mustn't run in the corridors.
3 You must / shouldn't stay up so late - you're
tired today
4 I think they must / should relax more.
5 We shouldn't/mustn't be noisy in the library.
1) mustn't
2) mustn't
3) shouldn't
4) should
5)shouldn't