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