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