don't I centrifuge? don't you centrifuge? doesn't he centrifuge? don't we centrifuge? don't you centrifuge? don't they centrifuge?
Présent continu
am I not centrifuging? aren't you centrifuging? isn't he centrifuging? aren't we centrifuging? aren't you centrifuging? aren't they centrifuging?
Prétérit
didn't I centrifuge? didn't you centrifuge? didn't he centrifuge? didn't we centrifuge? didn't you centrifuge? didn't they centrifuge?
Prétérit
wasn't I centrifuging? weren't you centrifuging? wasn't he centrifuging? weren't we centrifuging? weren't you centrifuging? weren't they centrifuging?
Present perfect
haven't I centrifuged? haven't you centrifuged? hasn't he centrifuged? haven't we centrifuged? haven't you centrifuged? haven't they centrifuged?
Present perfect continu
haven't I been centrifuging? haven't you been centrifuging? hasn't he been centrifuging? haven't we been centrifuging? haven't you been centrifuging? haven't they been centrifuging?
Pluperfect
hadn't I centrifuged? hadn't you centrifuged? hadn't he centrifuged? hadn't we centrifuged? hadn't you centrifuged? hadn't they centrifuged?
Pluperfect continu
hadn't I been centrifuging? hadn't you been centrifuging? hadn't he been centrifuging? hadn't we been centrifuging? hadn't you been centrifuging? hadn't they been centrifuging?
Futur
won't I centrifuge? won't you centrifuge? won't he centrifuge? won't we centrifuge? won't you centrifuge? won't they centrifuge?
Futur continu
won't I be centrifuging? won't you be centrifuging? won't he be centrifuging? won't we be centrifuging? won't you be centrifuging? won't they be centrifuging?
Futur antérieur
won't I have centrifuged? won't you have centrifuged? won't he have centrifuged? won't we have centrifuged? won't you have centrifuged? won't they have centrifuged?
Futur antérieur continu
won't I have been centrifuging? won't you have been centrifuging? won't he have been centrifuging? won't we have been centrifuging? won't you have been centrifuging? won't they have been centrifuging?
Conditionnel
Présent
wouldn't I centrifuge? wouldn't you centrifuge? wouldn't he centrifuge? wouldn't we centrifuge? wouldn't you centrifuge? wouldn't they centrifuge?
Présent continu
wouldn't I be centrifuging? wouldn't you be centrifuging? wouldn't he be centrifuging? wouldn't we be centrifuging? wouldn't you be centrifuging? wouldn't they be centrifuging?
Passé
wouldn't I have centrifuged? wouldn't you have centrifuged? wouldn't he have centrifuged? wouldn't we have centrifuged? wouldn't you have centrifuged? wouldn't they have centrifuged?
Passé continu
wouldn't I have been centrifuging? wouldn't you have been centrifuging? wouldn't he have been centrifuging? wouldn't we have been centrifuging? wouldn't you have been centrifuging? wouldn't they have been centrifuging?