1. How it is formed
Formula:
am / is / are + V-ing
Example: I am working / he is working / they are working
Subject + am/is/are + verb with the -ing ending.
Rule details
A1 (Beginner / Elementary)
Formula:
am / is / are + V-ing
Example: I am working / he is working / they are working
Subject + am/is/are + verb with the -ing ending.
Example 1 (action now):
I am reading a book at the moment.
Example 2 (temporary action):
She is staying with her friend this week.
Example 3 (action around the moment of speaking):
They are working on a new project these days.
Present Continuous vs Present Simple
Present Simple describes regular, permanent actions. Present Continuous describes actions happening right now or during the current period.
Example: I read books every day. I am reading a book now.
Present Continuous vs Present Perfect Continuous
Present Continuous is for actions at the moment of speaking; Present Perfect Continuous is for actions that started in the past and continue up to now.
Example: I am reading a book. I have been reading this book for two hours.