Wskaż zdania poprawne i popraw błędne.

1. My brother wants to be a rock star.  ✓
2. To do extreme sports is a great way to keep fit.
3. Our English teacher makes us to work really hard. She gives us testy every week.
4. It's important to learn about different cultures.
5. Simon promised being on time for the class.
6. I can't wait to go out this evening.
7. I've joined the gym keeping fit.
8. My friends are mad about playing music.
9. I haven't managed doing my homework yet.