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