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