1. Eat more fruits and vegetables.

2. Stay outdoor and do more exerclses to be healthier.

3. Drink less alcohol or you will be weak.

4. Sleep more and don't go to bed too late.

5. Practice more and you will improve your skills.

6. Spend less time on smartphone and laptop or you will ruin your eyes.

7. Go out more and make some new friends, so you won't be lonely.

8. Drink less coffee. It's not goodfor your brain.

9. Read more books to broaden your knowledge.

10. Play less computer games and study more.

11. Take more vitamin A to strengthen your immune system.

12. Put more wood into the campfire to keep warm.

13. Smoke less or you will have lung cancer.

14. Eat less raw food or you will have stomachache.

15. Spend less time on TV and pay more attention to your siblings.

16. Sunbathe less if you don't want to have skin cancer.

17. Take more photos of this beautiful mountainous area.

18. Wear more warm clothes or you'll be cold.

19. Put more effort in your work to achieve best result.

20. Watch more documentaries about Nile River and write a report.

1. more

2. more 

3. less

4. more

5. more

6. less

7.  more

8. less

9. more

10. less 

11. more 

12. more 

13. less 

14. less 

15. less 

16. less

17. more

18. more 

19. more

20. more