The present progressive refers to NOW, at this moment. It is formed
with NOUN + BE + (VERB+ING):
NOUN BE NEGATIVE VERB + ING CONTRACTION
I am speaking. I'm speaking.
I am not speaking. I'm not speaking.
You are listening. You're listening.
You are not listening. You're not listening.
You aren't listening.
He is thinking. He's thinking.
He is not thinking. He's not thinking.
He isn't thinking.
It is raining. It's raining.
It is not raining. It's not raining.
It isn't raining.
We are sitting. We're sitting.
We are not sitting. We're not sitting.
We aren't sitting.
SPELLING:
For most verbs, add "ing":
stand standing
look looking
try trying
sleep sleeping
For verbs that end in "e", remove the "e" and add "ing":
write writing
give giving
use using
exaggerate exaggerating
For verbs that end in ONE VOWEL + ONE CONSONANT, where the accent
is on the last syllable, double the last consonant:
stop stopping
get getting
run running
sit sitting