present
I screw
You screw
He screws
She screws
It screws
We screw
They screw
past
I screwed
You screwed
He screwed
She screwed
It screwed
We screwed
They screwed
future
I will screw
You will screw
He will screw
She will screw
It will screw
We will screw
They will screw
conditional
I would screw
You would screw
He would screw
She would screw
It would screw
We would screw
They would screw