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