I ought to discern you ought to discern she ought to discern we ought to discern you ought to discern they ought to discern
Forme en V-ing
I ought to be discerning you ought to be discerning she ought to be discerning we ought to be discerning you ought to be discerning they ought to be discerning
Perfect
I ought to have discerned you ought to have discerned she ought to have discerned we ought to have discerned you ought to have discerned they ought to have discerned
Perfect en V-ing
I ought to have been discerning you ought to have been discerning she ought to have been discerning we ought to have been discerning you ought to have been discerning they ought to have been discerning
Négation
Forme simple
I oughtn't to discern you oughtn't to discern she oughtn't to discern we oughtn't to discern you oughtn't to discern they oughtn't to discern
Forme en V-ing
I oughtn't to be discerning you oughtn't to be discerning she oughtn't to be discerning we oughtn't to be discerning you oughtn't to be discerning they oughtn't to be discerning
Perfect
I oughtn't to have discerned you oughtn't to have discerned she oughtn't to have discerned we oughtn't to have discerned you oughtn't to have discerned they oughtn't to have discerned
Perfect en V-ing
I oughtn't to have been discerning you oughtn't to have been discerning she oughtn't to have been discerning we oughtn't to have been discerning you oughtn't to have been discerning they oughtn't to have been discerning
Forme interrogative
Forme simple
ought to I discern? ought to you discern? ought to she discern? ought to we discern? ought to you discern? ought to they discern?
Forme en V-ing
ought to I be discerning? ought to you be discerning? ought to she be discerning? ought to we be discerning? ought to you be discerning? ought to they be discerning?
Perfect
ought to I have discerned? ought to you have discerned? ought to she have discerned? ought to we have discerned? ought to you have discerned? ought to they have discerned?
Perfect en V-ing
ought to I have been discerning? ought to you have been discerning? ought to she have been discerning? ought to we have been discerning? ought to you have been discerning? ought to they have been discerning?
Forme interro-négative
Forme simple
oughtn't I to discern? oughtn't you to discern? oughtn't she to discern? oughtn't we to discern? oughtn't you to discern? oughtn't they to discern?
Forme en V-ing
oughtn't I to be discerning? oughtn't you to be discerning? oughtn't she to be discerning? oughtn't we to be discerning? oughtn't you to be discerning? oughtn't they to be discerning?
Perfect
oughtn't I to have discerned? oughtn't you to have discerned? oughtn't she to have discerned? oughtn't we to have discerned? oughtn't you to have discerned? oughtn't they to have discerned?
Perfect en V-ing
oughtn't I to have been discerning? oughtn't you to have been discerning? oughtn't she to have been discerning? oughtn't we to have been discerning? oughtn't you to have been discerning? oughtn't they to have been discerning?