present
I zip
You zip
He zips
She zips
It zips
We zip
They zip
past
I zipped
You zipped
He zipped
She zipped
It zipped
We zipped
They zipped
future
I will zip
You will zip
He will zip
She will zip
It will zip
We will zip
They will zip
conditional
I would zip
You would zip
He would zip
She would zip
It would zip
We would zip
They would zip