1. Nick is able to run long distances.
2. He is able to speak many foreign languages.
3. You is able to join our group.
4. I has to excuse myself.
5. You don’t have to park the car here.
6. The boy has to (is to) see a doctor.
7. You are allowed to keep my book for a week.
8. Drivers are allowed to go at 60 kilometers an hour here.
9. You are allowed to stay at your friends’ over the weekend.
10. It should be cold. Take your coat.
11. Jack mustn’t have laughed at John.
12. John should be more careful in the future.
13. You mustn’t buy bread. We have some at home.
14. You mustn’t have done this. It was useless.
15. I must take a taxi in order not to be late.
16. We were to wait as the manager was out.
17. Robert must take his exams next month.
18. We must meet at 5 o’clock.
