I'll be fluttering you'll be fluttering she'll be fluttering we'll be fluttering you'll be fluttering they'll be fluttering
Futuro anteriore
I'll have fluttered you'll have fluttered she'll have fluttered we'll have fluttered you'll have fluttered they'll have fluttered
Futuro anteriore contínuo
I'll have been fluttering you'll have been fluttering she'll have been fluttering we'll have been fluttering you'll have been fluttering they'll have been fluttering
I'd be fluttering you'd be fluttering she'd be fluttering we'd be fluttering you'd be fluttering they'd be fluttering
Passato
I'd have fluttered you'd have fluttered she'd have fluttered we'd have fluttered you'd have fluttered they'd have fluttered
Passato continuo
I'd have been fluttering you'd have been fluttering she'd have been fluttering we'd have been fluttering you'd have been fluttering they'd have been fluttering