Ответ:
You should do some exercise every day.
You shouldn't go to bed late.
You should eat five fruits and vegetables every day.
You shouldn't drink too much alcohol.
You shouldn't eat too many sweets.
You shouldn't brush your teeth after every meal.
You should wash your hands before every meal.
You should sleep eight hours every day.
You should wear your coat in winter.
You should visit a dentist once a year.
You shouldn't play video games all day.
You shouldn't smoke.
You should drink lots of water.
You shouldn't watch too much TV.
Объяснение: SHOULD - вежливая форма глагола, чтобы дать совет, рекомендацию. (Тебе стоит сделать... ; Тебе надо бы...)
SHOULDN'T - наоборот ( Лучше тебе не надо делать... ; Будет лучше, если ты не...)