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