present
I contain
You contain
He contains
She contains
It contains
We contain
They contain
past
I contained
You contained
He contained
She contained
It contained
We contained
They contained
future
I will contain
You will contain
He will contain
She will contain
It will contain
We will contain
They will contain
conditional
I would contain
You would contain
He would contain
She would contain
It would contain
We would contain
They would contain