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