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