Adjective or Adverb?

Which is the correct answer? Adjective or Adverb?

1. It´s their job to prepare (good/well) food.
2. Sue cooks (good/well).
3. Jake always eats (hungry/hungrily).
4. Jake is very (hungry/hungrily) today.
5. Mr Brown drives his taxi (careful/carefully).
6. He´s a (careful/carefully) driver.
7. This band is (fantastic/fantastically).
8. This band plays (fantastic/fantastically).
9. The girls eat (healthy/healthily) food.
10. They always eat (healthy/healthily).