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