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