Present progressive / continuous tense is used to make a sentence that describes an ongoing action of the present.
The formula for Present Progressive / Continuous Tense Affirmative Sentence is as such:
Subject + Auxiliary Verb (am, is, are) + Verb ('ing' form) + Object (optional)
Example:
I am watching a movie.
He is studying hard for exams.
The formula for Present Progressive / Continuous Tense Negative Sentence is as such:
Subject + Auxiliary Verb (am, is, are) + Not + Verb ('ing' form) + Object (optional)
Example:
She is not coming to school.
He is not waiting for you.
The formula for Present Progressive / Continuous Tense Interrogative Sentence is as such:
Auxiliary Verb (am, is, are) + Subject + Verb ('ing' form) + Object (optional)
Example:
Is she watching a movie?
Are they not coming to party?
The formula for Present Progressive / Continuous Tense Negative Interrogative Sentence is as such:
Auxiliary Verb (am, is, are) + Subject + Not + Verb ('ing' form) + Object (optional)
Example:
Am I not going to school every day?
Is she not listening to music?
The present progressive / continuous tense is mainly used as:
For example
I am going to school.
He is swimming in the river.
She is playing tennis.
They are partying in the park.
For example:
She is going to marry next week.
What are you doing on Sunday?
Application :
Practical English Tenses