Complete the sentences with the proper form of the given words. 1. We should not forget our ____________ (responsible) for protecting nature. 2. Nobody can touch the clock without____________ (permit). 3. College students are not totally ____________ (depend) on their parents. 4. Not knowing anyone at the party made her feel _____________ (comfortable). 5. We should repect others'_________ (private). 6. — What's the __________ (different) between high school and college. 7. — In my opinion, college life means more _________ (free). 8. . It’s a good way to improve ___________ (communicate) skills. 9. Don’t see your roommates as ___________ (strange). 10. There are many interesting ___________ (active) on campus.