don't I stammer? don't you stammer? doesn't he stammer? don't we stammer? don't you stammer? don't they stammer?
Presente continuo
am I not stammering? aren't you stammering? isn't he stammering? aren't we stammering? aren't you stammering? aren't they stammering?
Pretérito
didn't I stammer? didn't you stammer? didn't he stammer? didn't we stammer? didn't you stammer? didn't they stammer?
Pretérito continuo
wasn't I stammering? weren't you stammering? wasn't he stammering? weren't we stammering? weren't you stammering? weren't they stammering?
Presente perfecto
haven't I stammered? haven't you stammered? hasn't he stammered? haven't we stammered? haven't you stammered? haven't they stammered?
Presente perfecto continuo
haven't I been stammering? haven't you been stammering? hasn't he been stammering? haven't we been stammering? haven't you been stammering? haven't they been stammering?
Pluscuamperfecto
hadn't I stammered? hadn't you stammered? hadn't he stammered? hadn't we stammered? hadn't you stammered? hadn't they stammered?
Pluscuamperfecto continuo
hadn't I been stammering? hadn't you been stammering? hadn't he been stammering? hadn't we been stammering? hadn't you been stammering? hadn't they been stammering?
Futuro simple
won't I stammer? won't you stammer? won't he stammer? won't we stammer? won't you stammer? won't they stammer?
Futuro continuo
won't I be stammering? won't you be stammering? won't he be stammering? won't we be stammering? won't you be stammering? won't they be stammering?
Futuro perfecto
won't I have stammered? won't you have stammered? won't he have stammered? won't we have stammered? won't you have stammered? won't they have stammered?
Futuro perfecto contínuo
won't I have been stammering? won't you have been stammering? won't he have been stammering? won't we have been stammering? won't you have been stammering? won't they have been stammering?
Condicional
Presente
wouldn't I stammer? wouldn't you stammer? wouldn't he stammer? wouldn't we stammer? wouldn't you stammer? wouldn't they stammer?
Presente continuo
wouldn't I be stammering? wouldn't you be stammering? wouldn't he be stammering? wouldn't we be stammering? wouldn't you be stammering? wouldn't they be stammering?
Passado
wouldn't I have stammered? wouldn't you have stammered? wouldn't he have stammered? wouldn't we have stammered? wouldn't you have stammered? wouldn't they have stammered?
Passado continuo
wouldn't I have been stammering? wouldn't you have been stammering? wouldn't he have been stammering? wouldn't we have been stammering? wouldn't you have been stammering? wouldn't they have been stammering?