don't I ko? don't you ko? doesn't he ko? don't we ko? don't you ko? don't they ko?
Presente contínuo
am I not koing? aren't you koing? isn't he koing? aren't we koing? aren't you koing? aren't they koing?
Pretérito
didn't I ko? didn't you ko? didn't he ko? didn't we ko? didn't you ko? didn't they ko?
Preterito contínuo
wasn't I koing? weren't you koing? wasn't he koing? weren't we koing? weren't you koing? weren't they koing?
Presente perfeito
haven't I koed? haven't you koed? hasn't he koed? haven't we koed? haven't you koed? haven't they koed?
Presente perfeito contínuo
haven't I been koing? haven't you been koing? hasn't he been koing? haven't we been koing? haven't you been koing? haven't they been koing?
Mais perfeito
hadn't I koed? hadn't you koed? hadn't he koed? hadn't we koed? hadn't you koed? hadn't they koed?
Contínuo mais perfeito
hadn't I been koing? hadn't you been koing? hadn't he been koing? hadn't we been koing? hadn't you been koing? hadn't they been koing?
Futuro
won't I ko? won't you ko? won't he ko? won't we ko? won't you ko? won't they ko?
Futuro contínuo
won't I be koing? won't you be koing? won't he be koing? won't we be koing? won't you be koing? won't they be koing?
futuro perfeito
won't I have koed? won't you have koed? won't he have koed? won't we have koed? won't you have koed? won't they have koed?
futuro perfeito contínuo
won't I have been koing? won't you have been koing? won't he have been koing? won't we have been koing? won't you have been koing? won't they have been koing?
Condicional
Presente
wouldn't I ko? wouldn't you ko? wouldn't he ko? wouldn't we ko? wouldn't you ko? wouldn't they ko?
Presente contínuo
wouldn't I be koing? wouldn't you be koing? wouldn't he be koing? wouldn't we be koing? wouldn't you be koing? wouldn't they be koing?
Passado
wouldn't I have koed? wouldn't you have koed? wouldn't he have koed? wouldn't we have koed? wouldn't you have koed? wouldn't they have koed?
Passado contínuo
wouldn't I have been koing? wouldn't you have been koing? wouldn't he have been koing? wouldn't we have been koing? wouldn't you have been koing? wouldn't they have been koing?