I'll be retarding you'll be retarding he'll be retarding we'll be retarding you'll be retarding they'll be retarding
Futuro anteriore
I'll have retarded you'll have retarded he'll have retarded we'll have retarded you'll have retarded they'll have retarded
Futuro anteriore contínuo
I'll have been retarding you'll have been retarding he'll have been retarding we'll have been retarding you'll have been retarding they'll have been retarding
I'd be retarding you'd be retarding he'd be retarding we'd be retarding you'd be retarding they'd be retarding
Passato
I'd have retarded you'd have retarded he'd have retarded we'd have retarded you'd have retarded they'd have retarded
Passato continuo
I'd have been retarding you'd have been retarding he'd have been retarding we'd have been retarding you'd have been retarding they'd have been retarding