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