IX/ Word formation
1. We should do exercise to stay_________. (health)
2. It is _____ to smoke. (health)
3. Life in the countryside is ______ than it is in a big city . (health)
4. If you want to live longer, try to live _______. (health)
5. Many people say “_____ is gold” (health)
6. In ____ to his appearance, Nam is very intelligent. (add)
healthy
unhealthy
healthier
more healthily
health
addition