present
I ski
You ski
He skis
She skis
It skis
We ski
They ski
past
I skied
You skied
He skied
She skied
It skied
We skied
They skied
future
I will ski
You will ski
He will ski
She will ski
It will ski
We will ski
They will ski
conditional
I would ski
You would ski
He would ski
She would ski
It would ski
We would ski
They would ski