present
I cough
You cough
He coughs
She coughs
It coughs
We cough
They cough
past
I coughed
You coughed
He coughed
She coughed
It coughed
We coughed
They coughed
future
I will cough
You will cough
He will cough
She will cough
It will cough
We will cough
They will cough
conditional
I would cough
You would cough
He would cough
She would cough
It would cough
We would cough
They would cough