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