Main body:
healthy food is good for you health.
Example: an apple contains many healthy vitamins and iron that improves health.
Body looks makes better on exertion.
Example: when running, the airways improve, muscles strengthen and endurance improves.
Health improves and you feel much better. Example: if you follow the daily rules for the type of drink every day 2 liters of water, you will see how your health is changing.
Good sleep is good for your condition.
Example: if you go to bed a wake up on time, the condition of the whole organism will improve.
ответ:1) Paul said (that) he was going to the park with his brother next day.
2) Kim said (that) she hadn't seen David
3) Amy said (that) she hadn't written the message yet
4) My friend asked me whether I lived with my parents
5) I asked him if it had been too hard to find his room
6) She asked me not to tell Sara
Объяснение: В reported speech ми змінюємо час цитати, наприклад Past Simple i Present Perfect на Past Perfect. Не забуваємо змінювати займенники та обставини часу. Дуже хороше пояснення з тестами тут: https://www.perfect-english-grammar.com/reported-speech.html