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