Odpowiedź: 2. Mustn't, 3. Don't have to, 4. Must, 5. Mustn't, 6. Must, 7. Mustn't, 8. Must, 9. Have to, 10. Must, 11. Must, 12. Don't have to, 13. Had to, 14. Have to, 15. Mustn't, 16. Mustn't
Wyjaśnienie:
