I'd be existing you'd be existing she'd be existing we'd be existing you'd be existing they'd be existing
Perfect
I should've existed you should've existed she should've existed we should've existed you should've existed they should've existed
Perfect en V-ing
I should've been existing you should've been existing she should've been existing we should've been existing you should've been existing they should've been existing
Négation
Forme simple
I shouldn't exist you shouldn't exist she shouldn't exist we shouldn't exist you shouldn't exist they shouldn't exist
Forme en V-ing
I shouldn't be existing you shouldn't be existing she shouldn't be existing we shouldn't be existing you shouldn't be existing they shouldn't be existing
Perfect
I shouldn't have existed you shouldn't have existed she shouldn't have existed we shouldn't have existed you shouldn't have existed they shouldn't have existed
Perfect en V-ing
I shouldn't have been existing you shouldn't have been existing she shouldn't have been existing we shouldn't have been existing you shouldn't have been existing they shouldn't have been existing
Forme interrogative
Forme simple
should I exist? should you exist? should she exist? should we exist? should you exist? should they exist?
Forme en V-ing
should I be existing? should you be existing? should she be existing? should we be existing? should you be existing? should they be existing?
Perfect
should I have existed? should you have existed? should she have existed? should we have existed? should you have existed? should they have existed?
Perfect en V-ing
should I have been existing? should you have been existing? should she have been existing? should we have been existing? should you have been existing? should they have been existing?
Forme interro-négative
Forme simple
shouldn't I exist? shouldn't you exist? shouldn't she exist? shouldn't we exist? shouldn't you exist? shouldn't they exist?
Forme en V-ing
shouldn't I be existing? shouldn't you be existing? shouldn't she be existing? shouldn't we be existing? shouldn't you be existing? shouldn't they be existing?
Perfect
shouldn't I have existed? shouldn't you have existed? shouldn't she have existed? shouldn't we have existed? shouldn't you have existed? shouldn't they have existed?
Perfect en V-ing
shouldn't I have been existing? shouldn't you have been existing? shouldn't she have been existing? shouldn't we have been existing? shouldn't you have been existing? shouldn't they have been existing?