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