I am
Ja sam
You are (informal)
Ti si
He is
On je
She is
Ona je
It is
Ono je
We are
Mi smo
You are (formal)
Vi ste
They are (m)
Oni su
They are (f)
One su
They are (n)
Ona su
I am not
Ja nisam
You are not (informal)
Ti nisi
He is not
On nije
She is not
Ona nije
It is not
Ono nije
We are not
Mi nismo
You are not (formal)
Vi niste
They are not (m)
Oni nisu
They are not (f)
One nisu
They are not (n)
Ona nisu