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