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