don't I exist? don't you exist? doesn't he exist? don't we exist? don't you exist? don't they exist?
Presente contínuo
am I not existing? aren't you existing? isn't he existing? aren't we existing? aren't you existing? aren't they existing?
Pretérito
didn't I exist? didn't you exist? didn't he exist? didn't we exist? didn't you exist? didn't they exist?
Preterito contínuo
wasn't I existing? weren't you existing? wasn't he existing? weren't we existing? weren't you existing? weren't they existing?
Presente perfeito
haven't I existed? haven't you existed? hasn't he existed? haven't we existed? haven't you existed? haven't they existed?
Presente perfeito contínuo
haven't I been existing? haven't you been existing? hasn't he been existing? haven't we been existing? haven't you been existing? haven't they been existing?
Mais perfeito
hadn't I existed? hadn't you existed? hadn't he existed? hadn't we existed? hadn't you existed? hadn't they existed?
Contínuo mais perfeito
hadn't I been existing? hadn't you been existing? hadn't he been existing? hadn't we been existing? hadn't you been existing? hadn't they been existing?
Futuro
won't I exist? won't you exist? won't he exist? won't we exist? won't you exist? won't they exist?
Futuro contínuo
won't I be existing? won't you be existing? won't he be existing? won't we be existing? won't you be existing? won't they be existing?
futuro perfeito
won't I have existed? won't you have existed? won't he have existed? won't we have existed? won't you have existed? won't they have existed?
futuro perfeito contínuo
won't I have been existing? won't you have been existing? won't he have been existing? won't we have been existing? won't you have been existing? won't they have been existing?
Condicional
Presente
wouldn't I exist? wouldn't you exist? wouldn't he exist? wouldn't we exist? wouldn't you exist? wouldn't they exist?
Presente contínuo
wouldn't I be existing? wouldn't you be existing? wouldn't he be existing? wouldn't we be existing? wouldn't you be existing? wouldn't they be existing?
Passado
wouldn't I have existed? wouldn't you have existed? wouldn't he have existed? wouldn't we have existed? wouldn't you have existed? wouldn't they have existed?
Passado contínuo
wouldn't I have been existing? wouldn't you have been existing? wouldn't he have been existing? wouldn't we have been existing? wouldn't you have been existing? wouldn't they have been existing?