I'll be exchanging you'll be exchanging he'll be exchanging we'll be exchanging you'll be exchanging they'll be exchanging
futuro perfeito
I'll have exchanged you'll have exchanged he'll have exchanged we'll have exchanged you'll have exchanged they'll have exchanged
futuro perfeito contínuo
I'll have been exchanging you'll have been exchanging he'll have been exchanging we'll have been exchanging you'll have been exchanging they'll have been exchanging
I'd be exchanging you'd be exchanging he'd be exchanging we'd be exchanging you'd be exchanging they'd be exchanging
Passado
I'd have exchanged you'd have exchanged he'd have exchanged we'd have exchanged you'd have exchanged they'd have exchanged
Passado contínuo
I'd have been exchanging you'd have been exchanging he'd have been exchanging we'd have been exchanging you'd have been exchanging they'd have been exchanging