English verb conjugation
OUGHT TO CONSTRAIN

Regular verb: constrain - constrained - constrained

Affirmation

Simple form	V-ing form
I ought to constrain you ought to constrain he ought to constrain we ought to constrain you ought to constrain they ought to constrain	I ought to be constraining you ought to be constraining he ought to be constraining we ought to be constraining you ought to be constraining they ought to be constraining
Perfect	V-ing perfect
I ought to have constrained you ought to have constrained he ought to have constrained we ought to have constrained you ought to have constrained they ought to have constrained	I ought to have been constraining you ought to have been constraining he ought to have been constraining we ought to have been constraining you ought to have been constraining they ought to have been constraining

Negation

Simple form	V-ing form
I oughtn't to constrain you oughtn't to constrain he oughtn't to constrain we oughtn't to constrain you oughtn't to constrain they oughtn't to constrain	I oughtn't to be constraining you oughtn't to be constraining he oughtn't to be constraining we oughtn't to be constraining you oughtn't to be constraining they oughtn't to be constraining
Perfect	V-ing perfect
I oughtn't to have constrained you oughtn't to have constrained he oughtn't to have constrained we oughtn't to have constrained you oughtn't to have constrained they oughtn't to have constrained	I oughtn't to have been constraining you oughtn't to have been constraining he oughtn't to have been constraining we oughtn't to have been constraining you oughtn't to have been constraining they oughtn't to have been constraining

Interrogative form

Simple form	V-ing form
ought to I constrain? ought to you constrain? ought to he constrain? ought to we constrain? ought to you constrain? ought to they constrain?	ought to I be constraining? ought to you be constraining? ought to he be constraining? ought to we be constraining? ought to you be constraining? ought to they be constraining?
Perfect	V-ing perfect
ought to I have constrained? ought to you have constrained? ought to he have constrained? ought to we have constrained? ought to you have constrained? ought to they have constrained?	ought to I have been constraining? ought to you have been constraining? ought to he have been constraining? ought to we have been constraining? ought to you have been constraining? ought to they have been constraining?

Interro-negative form

Simple form	V-ing form
oughtn't I to constrain? oughtn't you to constrain? oughtn't he to constrain? oughtn't we to constrain? oughtn't you to constrain? oughtn't they to constrain?	oughtn't I to be constraining? oughtn't you to be constraining? oughtn't he to be constraining? oughtn't we to be constraining? oughtn't you to be constraining? oughtn't they to be constraining?
Perfect	V-ing perfect
oughtn't I to have constrained? oughtn't you to have constrained? oughtn't he to have constrained? oughtn't we to have constrained? oughtn't you to have constrained? oughtn't they to have constrained?	oughtn't I to have been constraining? oughtn't you to have been constraining? oughtn't he to have been constraining? oughtn't we to have been constraining? oughtn't you to have been constraining? oughtn't they to have been constraining?