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