I'll be backfiting you'll be backfiting he'll be backfiting we'll be backfiting you'll be backfiting they'll be backfiting
Futuro perfecto
I'll have backfit, backfitted you'll have backfit, backfitted he'll have backfit, backfitted we'll have backfit, backfitted you'll have backfit, backfitted they'll have backfit, backfitted
Futuro perfecto contínuo
I'll have been backfiting you'll have been backfiting he'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 he'd be backfiting we'd be backfiting you'd be backfiting they'd be backfiting
Passado
I'd have backfit, backfitted you'd have backfit, backfitted he'd have backfit, backfitted we'd have backfit, backfitted you'd have backfit, backfitted they'd have backfit, backfitted
Passado continuo
I'd have been backfiting you'd have been backfiting he'd have been backfiting we'd have been backfiting you'd have been backfiting they'd have been backfiting