The Present Simple is used :
►To talk about regular activities, routine, habits:
- John plays tennis once a week.
- We start work at 9 a.m. every day.
- Mary eats fish on Fridays.
►To talk about tastes:
- Peter likes Chinese food.
- Julie doesn't like fish.
- Their children love chocolate.
► To talk about facts:
- The sun rises in the east.
- In Europe, the weather is cold in winter.
- Authors write books.