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