I'd be gassering you'd be gassering he'd be gassering we'd be gassering you'd be gassering they'd be gassering
Perfect
I should've gassered you should've gassered he should've gassered we should've gassered you should've gassered they should've gassered
Perfect en V-ing
I should've been gassering you should've been gassering he should've been gassering we should've been gassering you should've been gassering they should've been gassering
Négation
Forme simple
I shouldn't gasser you shouldn't gasser he shouldn't gasser we shouldn't gasser you shouldn't gasser they shouldn't gasser
Forme en V-ing
I shouldn't be gassering you shouldn't be gassering he shouldn't be gassering we shouldn't be gassering you shouldn't be gassering they shouldn't be gassering
Perfect
I shouldn't have gassered you shouldn't have gassered he shouldn't have gassered we shouldn't have gassered you shouldn't have gassered they shouldn't have gassered
Perfect en V-ing
I shouldn't have been gassering you shouldn't have been gassering he shouldn't have been gassering we shouldn't have been gassering you shouldn't have been gassering they shouldn't have been gassering
Forme interrogative
Forme simple
should I gasser? should you gasser? should he gasser? should we gasser? should you gasser? should they gasser?
Forme en V-ing
should I be gassering? should you be gassering? should he be gassering? should we be gassering? should you be gassering? should they be gassering?
Perfect
should I have gassered? should you have gassered? should he have gassered? should we have gassered? should you have gassered? should they have gassered?
Perfect en V-ing
should I have been gassering? should you have been gassering? should he have been gassering? should we have been gassering? should you have been gassering? should they have been gassering?
Forme interro-négative
Forme simple
shouldn't I gasser? shouldn't you gasser? shouldn't he gasser? shouldn't we gasser? shouldn't you gasser? shouldn't they gasser?
Forme en V-ing
shouldn't I be gassering? shouldn't you be gassering? shouldn't he be gassering? shouldn't we be gassering? shouldn't you be gassering? shouldn't they be gassering?
Perfect
shouldn't I have gassered? shouldn't you have gassered? shouldn't he have gassered? shouldn't we have gassered? shouldn't you have gassered? shouldn't they have gassered?
Perfect en V-ing
shouldn't I have been gassering? shouldn't you have been gassering? shouldn't he have been gassering? shouldn't we have been gassering? shouldn't you have been gassering? shouldn't they have been gassering?