1. Do vitamins play a very important role in human health?
2. When did the story of vitamins begin?
3. What are the vitamins necessary for?
4. What vitamin protects eyesight, increases resistance to infection?
5. Does vitamin D help the body in formation of bones and strong teeth?
1.they play a very important role
2.100 years ago
3.this substance could cure
4.vitamin A
5.yes he helps
Объяснение:
думаю вот