don't I founder? don't you founder? doesn't he founder? don't we founder? don't you founder? don't they founder?
Presente continuo
am I not foundering? aren't you foundering? isn't he foundering? aren't we foundering? aren't you foundering? aren't they foundering?
Pretérito
didn't I founder? didn't you founder? didn't he founder? didn't we founder? didn't you founder? didn't they founder?
Pretérito continuo
wasn't I foundering? weren't you foundering? wasn't he foundering? weren't we foundering? weren't you foundering? weren't they foundering?
Presente perfecto
haven't I foundered? haven't you foundered? hasn't he foundered? haven't we foundered? haven't you foundered? haven't they foundered?
Presente perfecto continuo
haven't I been foundering? haven't you been foundering? hasn't he been foundering? haven't we been foundering? haven't you been foundering? haven't they been foundering?
Pluscuamperfecto
hadn't I foundered? hadn't you foundered? hadn't he foundered? hadn't we foundered? hadn't you foundered? hadn't they foundered?
Pluscuamperfecto continuo
hadn't I been foundering? hadn't you been foundering? hadn't he been foundering? hadn't we been foundering? hadn't you been foundering? hadn't they been foundering?
Futuro simple
won't I founder? won't you founder? won't he founder? won't we founder? won't you founder? won't they founder?
Futuro continuo
won't I be foundering? won't you be foundering? won't he be foundering? won't we be foundering? won't you be foundering? won't they be foundering?
Futuro perfecto
won't I have foundered? won't you have foundered? won't he have foundered? won't we have foundered? won't you have foundered? won't they have foundered?
Futuro perfecto contínuo
won't I have been foundering? won't you have been foundering? won't he have been foundering? won't we have been foundering? won't you have been foundering? won't they have been foundering?
Condicional
Presente
wouldn't I founder? wouldn't you founder? wouldn't he founder? wouldn't we founder? wouldn't you founder? wouldn't they founder?
Presente continuo
wouldn't I be foundering? wouldn't you be foundering? wouldn't he be foundering? wouldn't we be foundering? wouldn't you be foundering? wouldn't they be foundering?
Passado
wouldn't I have foundered? wouldn't you have foundered? wouldn't he have foundered? wouldn't we have foundered? wouldn't you have foundered? wouldn't they have foundered?
Passado continuo
wouldn't I have been foundering? wouldn't you have been foundering? wouldn't he have been foundering? wouldn't we have been foundering? wouldn't you have been foundering? wouldn't they have been foundering?