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