present
I buy
You buy
He buys
She buys
It buys
We buy
They buy
past
I bought
You bought
He bought
She bought
It bought
We bought
They bought
future
I will buy
You will buy
He will buy
She will buy
It will buy
We will buy
They will buy
conditional
I would buy
You would buy
He would buy
She would buy
It would buy
We would buy
They would buy