do I pen? do you pen? does she pen? do we pen? do you pen? do they pen?
Present continuous
am I penning? are you penning? is she penning? are we penning? are you penning? are they penning?
Preterite
did I pen? did you pen? did she pen? did we pen? did you pen? did they pen?
Preterite continuous
was I penning? were you penning? was she penning? were we penning? were you penning? were they penning?
Present perfect
have I penned? have you penned? has she penned? have we penned? have you penned? have they penned?
Present perfect continuous
have I been penning? have you been penning? has she been penning? have we been penning? have you been penning? have they been penning?
Pluperfect
had I penned? had you penned? had she penned? had we penned? had you penned? had they penned?
Pluperfect continuous
had I been penning? had you been penning? had she been penning? had we been penning? had you been penning? had they been penning?
Future
will I pen? will you pen? will she pen? will we pen? will you pen? will they pen?
Future continuous
will I be penning? will you be penning? will she be penning? will we be penning? will you be penning? will they be penning?
Future perfect
will I have penned? will you have penned? will she have penned? will we have penned? will you have penned? will they have penned?
Future perfect continuous
will I have been penning? will you have been penning? will she have been penning? will we have been penning? will you have been penning? will they have been penning?
Conditional
Present
would I pen? would you pen? would she pen? would we pen? would you pen? would they pen?
Present continuous
would I be penning? would you be penning? would she be penning? would we be penning? would you be penning? would they be penning?
Past
would I have penned? would you have penned? would she have penned? would we have penned? would you have penned? would they have penned?
Past continuous
would I have been penning? would you have been penning? would she have been penning? would we have been penning? would you have been penning? would they have been penning?