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