1. more hard-working than
2. the hottest
3. better than
4. the biggest
5. the most talkative
6. the biggest
7. the most popular
8. faster than
9. more intelligent than
10. the most difficult
11. the best
12. worse than
14. more boring
15. better, more
16. louder
17. healthier than
18. older than
19. the most important
20. more intelligent than
21. the best
22. happier
23. the most handsome
24. longer, funnier than
25. colder
26. more difficult than
27. the most delicious
28. greedier than
29. the best
30. the most important
31. the most difficult (W tym zdaniu jest błąd, pomyłka. Chodzi / chodziło o przymiotnik difficult.)