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 ought not to ensure you ought not to ensure he ought not to ensure we ought not to ensure you ought not to ensure they ought not to ensure	I ought not to ensuring you ought not to ensuring he ought not to ensuring we ought not to ensuring you ought not to ensuring they ought not to ensuring
Perfect	V-ing perfect
I ought not to have ensured you ought not to have ensured he ought not to have ensured we ought not to have ensured you ought not to have ensured they ought not to have ensured	I ought not to have been ensuring you ought not to have been ensuring he ought not to have been ensuring we ought not to have been ensuring you ought not to have been ensuring they ought not 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
ought I not to ensure? ought you not to ensure? ought he not to ensure? ought we not to ensure? ought you not to ensure? ought they not to ensure?	ought I not to be ensuring? ought you not to be ensuring? ought he not to be ensuring? ought we not to be ensuring? ought you not to be ensuring? ought they not to be ensuring?
Perfect	V-ing perfect
ought I not to have ensured? ought you not to have ensured? ought he not to have ensured? ought we not to have ensured? ought you not to have ensured? ought they not to have ensured?	ought I not to have been ensuring? ought you not to have been ensuring? ought he not to have been ensuring? ought we not to have been ensuring? ought you not to have been ensuring? ought they not to have been ensuring?