I'll be backcrossing you'll be backcrossing he'll be backcrossing we'll be backcrossing you'll be backcrossing they'll be backcrossing
Futuro perfecto
I'll have backcrossed you'll have backcrossed he'll have backcrossed we'll have backcrossed you'll have backcrossed they'll have backcrossed
Futuro perfecto contínuo
I'll have been backcrossing you'll have been backcrossing he'll have been backcrossing we'll have been backcrossing you'll have been backcrossing they'll have been backcrossing
I'd be backcrossing you'd be backcrossing he'd be backcrossing we'd be backcrossing you'd be backcrossing they'd be backcrossing
Passado
I'd have backcrossed you'd have backcrossed he'd have backcrossed we'd have backcrossed you'd have backcrossed they'd have backcrossed
Passado continuo
I'd have been backcrossing you'd have been backcrossing he'd have been backcrossing we'd have been backcrossing you'd have been backcrossing they'd have been backcrossing