Can you review and correct these sentences? Thanks a lot. ^^

1. Having yearly medical check-up is important for everyone, especially for those who have a family of disease.
2. A health care system provides easy, accessible and affortdable for everyone all the nation/ in whole the country.
3. None of person./ No one is too old to learn new things, since the desire to learn is a part of human nature.
4. The rich wants to maintain a certain standard of living where they are or whatever they do.
5. The self-employment is a attactive choice for those who do not want to work for other people.
6. The university posts/sticks up a list of optional subjects on the board for the students to watch.
7. The company’s productivity increased once the management improve the working condition of the employees.
8. In fast-changing world, jobs always change, and having a lifetime job become rare.
9. His job performance is appriciated/ is highly praised, therfore the management promote a higher position.
Or Can I write in this way:
His job performance is so highely praised that the management promote a higher position.
10. The restaurant advertised for a server, as they need a person handeling the midnight shift.
11. The proportion of juvenile problems is increasing highly because a lot of children have in troube in our community.
12. Nowadays, all children are required to wear school uniform on Foundation Day celebration.
13. We make a list of tourist attractions for us to visit once we go to Europe this summer.
If I write in this way, it is ok?
We make a list of tourist attractions which we will visit when we go to Europe this summer Most of the time, my friends and I kill time by going to shopping center and going to cinema.
14. When my friend knew my journey to Egypt, she said that Pyramid in Giza was must-visit place.
15. When we used to be students with a limited budget, the package tour was a better choice.
16. Doctors usually encourage their patients to take part in outdoor activities to stay inshape and healthy.
17. The handcraft shop sell smalll and cute souvenirs to the travellers visiting there.
18. The city need to improve the public transportation system to reduce traffic problems, especially in peak hours/rush hours.
19. Watching movies is fun and highly entertaining with interesting dialogues and amazing digital effects.
20. Because classical music has harmony sound, I usually listen to when I want to relax.
21. Increasing the illiteracy in the country makes a lot of worries for the teachers and the educationists.
22. The art gallery’s hall which we visited last week displayed some best beautiful paintings/works that I have ever seen.
23. The organization sponsored a culture exchange program for high school students. That program helped them understand other coutries’s culture more.
24. My family has the clear musicial orient/the instinct for music. When we grew up, all my brothers and sisters were taught to play different musical instruments.
25. The drama sings the praises of the rich diversity of cutural heritages. It describes some important events and a lot of the national heros in our history.
26. In three family generations, that family have being preserved a tradition of gathering every year to light the Christmas tree.
27. Although the saxophonist is tone-deaf, he plays very well. He is capable of plaing by ear.
28. Detecting AND is an important breakthough in medicine field.
29. Our national resources need to be protected because of benefits of the future generations.
30. The technology innovations make life easier and people more convenient.
31. That company tried to improve a wireless communication system to give/provide people better services.
32. I cannot attend usual courses because of my work schedule. Fortunately, the university has the online courses to allow me to study at home by using the Internet.
33. Today’s companies are selling the more eco-friendly products made of/from recyled and organic materials.

34. To play the lastest virtual computer program, I have to go online and download certain program to my computer.
35. In many of next years, I hope scientists will develop important advances in technology used in space exploration programs.