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