present
I puncture
You puncture
He punctures
She punctures
It punctures
We puncture
They puncture
past
I punctured
You punctured
He punctured
She punctured
It punctured
We punctured
They punctured
future
I will puncture
You will puncture
He will puncture
She will puncture
It will puncture
We will puncture
They will puncture
conditional
I would puncture
You would puncture
He would puncture
She would puncture
It would puncture
We would puncture
They would puncture