Задание 1.
2. smaller, more beautiful
3. better
4. worse
5. faster, more comfortable
6. cheaper
Задание 2.
1. hottest
2. worst
3. most famous
4. nicest
5. the best
6. fastest
Задание 3.
2. the longest
3. the highest
4. the most interesting
5. friendlier
6. the kindest
7. the busiest
8. the best
9. more exciting