Первое задание:
1. Faster
2. wider
3. More excited
4. More difficult
5. More successful
6. weaker
7. better
8. more valuable
9. more frequent
10. colder
Задание 2:
1. were
2. didn't live
3. lived
4. flew, swam
5. didn't eat, ate
6. had
7. drank, didn't drink
8. spent, didn't spend
9. saw , didn't see
10. Swam , didn't swim