Here are some examples of sentences in the present simple tense:
1. Positive Sentences
I play football every weekend.
She works at a bank.
They study English every day.
The sun rises in the east.
We enjoy reading books.
2. Negative Sentences
I do not (don’t) like spicy food.
He does not (doesn’t) play the guitar.
They do not (don’t) live in the city.
She does not (doesn’t) drink coffee.
We do not (don’t) watch TV often.
3. Questions
Do you play chess?
Does she know the answer?
Do they visit their grandparents often?
Does he work in the evening?
Do we need more time?
4. Uses
Habits: I brush my teeth twice a day.
Facts: Water boils at 100°C.
Schedules: The train leaves at 6 PM.
General truths: Birds fly in the sky.