present
I prove
You prove
He proves
She proves
It proves
We prove
They prove
past
I proved
You proved
He proved
She proved
It proved
We proved
They proved
future
I will prove
You will prove
He will prove
She will prove
It will prove
We will prove
They will prove
conditional
I would prove
You would prove
He would prove
She would prove
It would prove
We would prove
They would prove