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