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