The present simple is used to talk about things that we do all
the time (facts, routines, habits).
The present continuous is used to talk about events that are
happening at the moment of speaking.
The present simple: I play tennis.
The present continuous: I am playing tennis.
Present simple: ‘I play tennis.’ tells us that playing tennis is
something the speaker always does. It is part of a routine or habit.
We can call this a permanent situation.
Present continuous: ‘I am playing tennis’ tells us that the speaker is
playing tennis right now. Soon the game will be over. We call this a
temporary situation.
Present continuous: am/are/is + -ing form
With the present simple we say:
I play tennis
You play tennis
We play tennis
They play tennis
He/she/ it plays tennis.
With the present continuous we say:
I am playing tennis
You are playing tennis
We are playing tennis
They are playing tennis
He/she/it is playing tennis