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