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