don't I pen? don't you pen? doesn't he pen? don't we pen? don't you pen? don't they pen?
Presente continuo
am I not penning? aren't you penning? isn't he penning? aren't we penning? aren't you penning? aren't they penning?
Preterito
didn't I pen? didn't you pen? didn't he pen? didn't we pen? didn't you pen? didn't they pen?
Preterite continua
wasn't I penning? weren't you penning? wasn't he penning? weren't we penning? weren't you penning? weren't they penning?
Presente perfetto
haven't I penned? haven't you penned? hasn't he penned? haven't we penned? haven't you penned? haven't they penned?
Presente perfetto continuo
haven't I been penning? haven't you been penning? hasn't he been penning? haven't we been penning? haven't you been penning? haven't they been penning?
Piuccheperfetto
hadn't I penned? hadn't you penned? hadn't he penned? hadn't we penned? hadn't you penned? hadn't they penned?
Piuccheperfetto continuo
hadn't I been penning? hadn't you been penning? hadn't he been penning? hadn't we been penning? hadn't you been penning? hadn't they been penning?
Futuro semplice
won't I pen? won't you pen? won't he pen? won't we pen? won't you pen? won't they pen?
Futuro continuo
won't I be penning? won't you be penning? won't he be penning? won't we be penning? won't you be penning? won't they be penning?
Futuro anteriore
won't I have penned? won't you have penned? won't he have penned? won't we have penned? won't you have penned? won't they have penned?
Futuro anteriore contínuo
won't I have been penning? won't you have been penning? won't he have been penning? won't we have been penning? won't you have been penning? won't they have been penning?
Condizionale
Presente
wouldn't I pen? wouldn't you pen? wouldn't he pen? wouldn't we pen? wouldn't you pen? wouldn't they pen?
Presente continuo
wouldn't I be penning? wouldn't you be penning? wouldn't he be penning? wouldn't we be penning? wouldn't you be penning? wouldn't they be penning?
Passato
wouldn't I have penned? wouldn't you have penned? wouldn't he have penned? wouldn't we have penned? wouldn't you have penned? wouldn't they have penned?
Passato continuo
wouldn't I have been penning? wouldn't you have been penning? wouldn't he have been penning? wouldn't we have been penning? wouldn't you have been penning? wouldn't they have been penning?