I'll be backfiting you'll be backfiting she'll be backfiting we'll be backfiting you'll be backfiting they'll be backfiting
Futuro anteriore
I'll have backfit, backfitted you'll have backfit, backfitted she'll have backfit, backfitted we'll have backfit, backfitted you'll have backfit, backfitted they'll have backfit, backfitted
Futuro anteriore contínuo
I'll have been backfiting you'll have been backfiting she'll have been backfiting we'll have been backfiting you'll have been backfiting they'll have been backfiting
I'd be backfiting you'd be backfiting she'd be backfiting we'd be backfiting you'd be backfiting they'd be backfiting
Passato
I'd have backfit, backfitted you'd have backfit, backfitted she'd have backfit, backfitted we'd have backfit, backfitted you'd have backfit, backfitted they'd have backfit, backfitted
Passato continuo
I'd have been backfiting you'd have been backfiting she'd have been backfiting we'd have been backfiting you'd have been backfiting they'd have been backfiting