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