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