Решение:
- The old man was tired and he walked slowly.
- The team won the match because they played well.
- The road is dangerous, so don't drive fast.
- It wasn't a difficult exam, so I passed it easily.
- Don't break the dishes! Wash them carefully.
- They did the work, but they did it badly.
Ответ: slowly; well; fast; easily; carefully; badly.