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