I'd be backfilling you'd be backfilling she'd be backfilling we'd be backfilling you'd be backfilling they'd be backfilling
Perfect
I should've backfilled you should've backfilled she should've backfilled we should've backfilled you should've backfilled they should've backfilled
Perfect en V-ing
I should've been backfilling you should've been backfilling she should've been backfilling we should've been backfilling you should've been backfilling they should've been backfilling
Négation
Forme simple
I shouldn't backfill you shouldn't backfill she shouldn't backfill we shouldn't backfill you shouldn't backfill they shouldn't backfill
Forme en V-ing
I shouldn't be backfilling you shouldn't be backfilling she shouldn't be backfilling we shouldn't be backfilling you shouldn't be backfilling they shouldn't be backfilling
Perfect
I shouldn't have backfilled you shouldn't have backfilled she shouldn't have backfilled we shouldn't have backfilled you shouldn't have backfilled they shouldn't have backfilled
Perfect en V-ing
I shouldn't have been backfilling you shouldn't have been backfilling she shouldn't have been backfilling we shouldn't have been backfilling you shouldn't have been backfilling they shouldn't have been backfilling
Forme interrogative
Forme simple
should I backfill? should you backfill? should she backfill? should we backfill? should you backfill? should they backfill?
Forme en V-ing
should I be backfilling? should you be backfilling? should she be backfilling? should we be backfilling? should you be backfilling? should they be backfilling?
Perfect
should I have backfilled? should you have backfilled? should she have backfilled? should we have backfilled? should you have backfilled? should they have backfilled?
Perfect en V-ing
should I have been backfilling? should you have been backfilling? should she have been backfilling? should we have been backfilling? should you have been backfilling? should they have been backfilling?
Forme interro-négative
Forme simple
shouldn't I backfill? shouldn't you backfill? shouldn't she backfill? shouldn't we backfill? shouldn't you backfill? shouldn't they backfill?
Forme en V-ing
shouldn't I be backfilling? shouldn't you be backfilling? shouldn't she be backfilling? shouldn't we be backfilling? shouldn't you be backfilling? shouldn't they be backfilling?
Perfect
shouldn't I have backfilled? shouldn't you have backfilled? shouldn't she have backfilled? shouldn't we have backfilled? shouldn't you have backfilled? shouldn't they have backfilled?
Perfect en V-ing
shouldn't I have been backfilling? shouldn't you have been backfilling? shouldn't she have been backfilling? shouldn't we have been backfilling? shouldn't you have been backfilling? shouldn't they have been backfilling?