Structure:

• For most verbs: Subject + base form of the verb (e.g., I eat, he works).
• For third-person singular (he, she, it): Add -s or -es to the base form of the verb (e.g., he eats, she works).

Examples:

1. Affirmative Statements:
   • I play tennis every Sunday.
   • She watches movies on Fridays.
   • The sun rises in the east.
2. Negative Statements:
   • I don't like coffee.
   • He doesn't play video games.
   • We don't go to the gym on Saturdays.
3. Questions:
   • Do you like pizza?
   • Does she work here?
   • What time does the movie start?
4. Routines and Habits:
   • I always go for a walk in the evening.
   • He usually takes the bus to work.
   • They often visit their grandparents.
5. Facts and General Truths:
   • Water boils at 100 degrees Celsius.
   • The Earth revolves around the sun.
   • The company opens at 9 AM.

Remember, the present simple tense is not just about the current moment; it's often used for repeated actions, habits, and things that are generally true.