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