present
I heat
You heat
He heats
She heats
It heats
We heat
They heat
past
I heated
You heated
He heated
She heated
It heated
We heated
They heated
future
I will heat
You will heat
He will heat
She will heat
It will heat
We will heat
They will heat
conditional
I would heat
You would heat
He would heat
She would heat
It would heat
We would heat
They would heat