I've been perseverating you've been perseverating he's been perseverating we've been perseverating you've been perseverating they've been perseverating
I'll be perseverating you'll be perseverating he'll be perseverating we'll be perseverating you'll be perseverating they'll be perseverating
Futuro anteriore
I'll have perseverated you'll have perseverated he'll have perseverated we'll have perseverated you'll have perseverated they'll have perseverated
Futuro anteriore contínuo
I'll have been perseverating you'll have been perseverating he'll have been perseverating we'll have been perseverating you'll have been perseverating they'll have been perseverating
I'd be perseverating you'd be perseverating he'd be perseverating we'd be perseverating you'd be perseverating they'd be perseverating
Passato
I'd have perseverated you'd have perseverated he'd have perseverated we'd have perseverated you'd have perseverated they'd have perseverated
Passato continuo
I'd have been perseverating you'd have been perseverating he'd have been perseverating we'd have been perseverating you'd have been perseverating they'd have been perseverating