English verb conjugation
OUGHT TO ENSURE

Regular verb: ensure - ensured - ensured

Affirmation

Simple form	V-ing form
I ought to ensure you ought to ensure he ought to ensure we ought to ensure you ought to ensure they ought to ensure	I ought to be ensuring you ought to be ensuring he ought to be ensuring we ought to be ensuring you ought to be ensuring they ought to be ensuring
Perfect	V-ing perfect
I ought to have ensured you ought to have ensured he ought to have ensured we ought to have ensured you ought to have ensured they ought to have ensured	I ought to have been ensuring you ought to have been ensuring he ought to have been ensuring we ought to have been ensuring you ought to have been ensuring they ought to have been ensuring

Negation

Simple form	V-ing form
I oughtn't to ensure you oughtn't to ensure he oughtn't to ensure we oughtn't to ensure you oughtn't to ensure they oughtn't to ensure	I oughtn't to be ensuring you oughtn't to be ensuring he oughtn't to be ensuring we oughtn't to be ensuring you oughtn't to be ensuring they oughtn't to be ensuring
Perfect	V-ing perfect
I oughtn't to have ensured you oughtn't to have ensured he oughtn't to have ensured we oughtn't to have ensured you oughtn't to have ensured they oughtn't to have ensured	I oughtn't to have been ensuring you oughtn't to have been ensuring he oughtn't to have been ensuring we oughtn't to have been ensuring you oughtn't to have been ensuring they oughtn't to have been ensuring

Interrogative form

Simple form	V-ing form
ought to I ensure? ought to you ensure? ought to he ensure? ought to we ensure? ought to you ensure? ought to they ensure?	ought to I be ensuring? ought to you be ensuring? ought to he be ensuring? ought to we be ensuring? ought to you be ensuring? ought to they be ensuring?
Perfect	V-ing perfect
ought to I have ensured? ought to you have ensured? ought to he have ensured? ought to we have ensured? ought to you have ensured? ought to they have ensured?	ought to I have been ensuring? ought to you have been ensuring? ought to he have been ensuring? ought to we have been ensuring? ought to you have been ensuring? ought to they have been ensuring?

Interro-negative form

Simple form	V-ing form
oughtn't I to ensure? oughtn't you to ensure? oughtn't he to ensure? oughtn't we to ensure? oughtn't you to ensure? oughtn't they to ensure?	oughtn't I to be ensuring? oughtn't you to be ensuring? oughtn't he to be ensuring? oughtn't we to be ensuring? oughtn't you to be ensuring? oughtn't they to be ensuring?
Perfect	V-ing perfect
oughtn't I to have ensured? oughtn't you to have ensured? oughtn't he to have ensured? oughtn't we to have ensured? oughtn't you to have ensured? oughtn't they to have ensured?	oughtn't I to have been ensuring? oughtn't you to have been ensuring? oughtn't he to have been ensuring? oughtn't we to have been ensuring? oughtn't you to have been ensuring? oughtn't they to have been ensuring?