Singular

I am not
I'm not
I ain't
-------------
You are not
You're not
You aren't
-------------
He is not
He's not
He isn't
-------------
She is not
She's not
She isn't
-------------
It is not
It's not
It isn't

Plural

We are not
We're not
We aren't
-------------
You are not
You're not
You aren't
-------------
They are not
They're not
They aren't

Adjective

happy
sad
angry
artistic