Simple present tense is used to make a kind of sentence that indicates an action that is usually true or habitual.
The formula for Simple Present Tense Affirmative Sentence is as such:
Subject + Verb (root form) + Object (optional)
Note: If the subject in the sentence is third-person singular such as he, she, it, then 's' or 'es' will be added to the main verb.
Example:
I read.
You read a book.
She likes music.
He reads.
We watch news daily.
The formula for Simple Present Tense Negative Sentence is as such:
Subject + Do / Does not + Verb (root form) + Object (optional)
Example:
I do not play on Monday.
She does not study hard for exams.
The formula for Simple Present Tense Interrogative Sentence is as such:
Do / Does + Subject + Verb (root form) + Object (optional)
Example:
Do I study hard for exams?
Does she sleep late on Monday?
The formula for Simple Present Tense Negative Interrogative Sentence is as such:
Do / Does + Subject +Not +Verb (root form) +Object (optional)
Example:
Do I not play on Sunday?
Does he not go to work everyday?
The present indefinite tense / simple present tense is mainly used as:
For example
I watch television in the evening.
He walks to school.
For example:
The sun rises in the east.
The earth revolves around the sun.
Application :
Practical English Tenses