Complete the sentences with the comparatives and superlatives of the adjectives in brackets.​

1. the biggest
2. much more useful
3. the busiest
4. taller
5. the most boring
6. thicker
7. the cheapest
8. the scariest
9. cleaner
10. shorter
11. the coldest
12. simpler
13. the most comfortable
14. sweeter
15. smaller
16. the cutest
17. stricter
18. the most dangerous
19. darkest secret
20. the smartest