I ought to don you ought to don he ought to don we ought to don you ought to don they ought to don
V-ing form
I ought to be donning you ought to be donning he ought to be donning we ought to be donning you ought to be donning they ought to be donning
Perfect
I ought to have donned you ought to have donned he ought to have donned we ought to have donned you ought to have donned they ought to have donned
V-ing perfect
I ought to have been donning you ought to have been donning he ought to have been donning we ought to have been donning you ought to have been donning they ought to have been donning
Negation
Simple form
I oughtn't to don you oughtn't to don he oughtn't to don we oughtn't to don you oughtn't to don they oughtn't to don
V-ing form
I oughtn't to be donning you oughtn't to be donning he oughtn't to be donning we oughtn't to be donning you oughtn't to be donning they oughtn't to be donning
Perfect
I oughtn't to have donned you oughtn't to have donned he oughtn't to have donned we oughtn't to have donned you oughtn't to have donned they oughtn't to have donned
V-ing perfect
I oughtn't to have been donning you oughtn't to have been donning he oughtn't to have been donning we oughtn't to have been donning you oughtn't to have been donning they oughtn't to have been donning
Interrogative form
Simple form
ought to I don? ought to you don? ought to he don? ought to we don? ought to you don? ought to they don?
V-ing form
ought to I be donning? ought to you be donning? ought to he be donning? ought to we be donning? ought to you be donning? ought to they be donning?
Perfect
ought to I have donned? ought to you have donned? ought to he have donned? ought to we have donned? ought to you have donned? ought to they have donned?
V-ing perfect
ought to I have been donning? ought to you have been donning? ought to he have been donning? ought to we have been donning? ought to you have been donning? ought to they have been donning?
Interro-negative form
Simple form
oughtn't I to don? oughtn't you to don? oughtn't he to don? oughtn't we to don? oughtn't you to don? oughtn't they to don?
V-ing form
oughtn't I to be donning? oughtn't you to be donning? oughtn't he to be donning? oughtn't we to be donning? oughtn't you to be donning? oughtn't they to be donning?
Perfect
oughtn't I to have donned? oughtn't you to have donned? oughtn't he to have donned? oughtn't we to have donned? oughtn't you to have donned? oughtn't they to have donned?
V-ing perfect
oughtn't I to have been donning? oughtn't you to have been donning? oughtn't he to have been donning? oughtn't we to have been donning? oughtn't you to have been donning? oughtn't they to have been donning?