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