Present
I pen
you pen
he pens
we pen
you pen
they pen

Perfect
I have penned
you have penned
he has penned
we have penned
you have penned
they have penned

Past
I penned
you penned
he penned
we penned
you penned
they penned

Pluperfect
I had penned
you had penned
he had penned
we had penned
you had penned
they had penned

Future
I will pen
you will pen
he will pen
we will pen
you will pen
they will pen

Future perfect
I will have penned
you will have penned
he will have penned
we will have penned
you will have penned
they will have penned

Present
I pen
you pen
he pen
we pen
you pen
they pen

Present
I have penned
you have penned
he have penned
we have penned
you have penned
they have penned

Imperfect
I penned
you penned
he penned
we penned
you penned
they penned

Pluperfect
I had penned
you had penned
he had penned
we had penned
you had penned
they had penned

Present
I would pen
you would pen
he would pen
we would pen
you would pen
they would pen

Perfect
I would have penned
you would have penned
he would have penned
we would have penned
you would have penned
they would have penned

you pen
we Let's pen
you pen

Present
I am penning
you are penning
he is penning
we are penning
you are penning
they are penning

Perfect
I have been penning
you have been penning
he has been penning
we have been penning
you have been penning
they have been penning

Past
I was penning
you were penning
he was penning
we were penning
you were penning
they were penning

Pluperfect
I had been penning
you had been penning
he had been penning
we had been penning
you had been penning
they had been penning

Future
I will be penning
you will be penning
he will be penning
we will be penning
you will be penning
they will be penning

Future perfect
I will have been penning
you will have been penning
he will have been penning
we will have been penning
you will have been penning
they will have been penning

Present
I would be penning
you would be penning
he would be penning
we would be penning
you would be penning
they would be penning

Perfect
I would have been penning
you would have been penning
he would have been penning
we would have been penning
you would have been penning
they would have been penning