Ex.1
1. as fast as
2. isn't cheap enough
3. as difficult as
4. arrive early enough
5. too poor to
6. the friendliest person
7. wasn't easy enough
8. as cold as
9. the best student
10. as big as
11. isn't warm enough
12. wasn't big enough
13. as old as
14. not as good
15. the largest
16. better than
17. boring for
18. was messy
19. is the most beautiful
20. more difficult than
21. the best
