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