Решение:
Вставляем подходящие по смыслу слова.
- Jack's running very fast, but I don't think he can ______. You must walk ______ to your next lesson.
- Don't run! You must walk slowly, you're in school.
- You must climb ______. You don't want to fall.
- I'm learning to sk ______. It's very good. I ski very ______.
- My sister is a brill ______ . She dances very ______.
Ответ: 1. fast 2. slowly