1. Asia is bigger than Europe.
2. Vegetables are healthier choice than candy.
3. Fresh food has more vitamins and minerals than fast food.
4. Fresh food is better for you than fast food.
5. People will live on Mars one day as it is too expensive to travel there now.
6. Mars is too cold for human visitors but they will have to warm it up.
7. The school ought to turn off the light at night.
8. We could be saving energy if we unplug our computers at night.