English verb conjugation
OUGHT TO ENGRAIN

Regular verb: engrain - engrained - engrained

Affirmation

Simple form	V-ing form
I ought to engrain you ought to engrain he ought to engrain we ought to engrain you ought to engrain they ought to engrain	I ought to be engraining you ought to be engraining he ought to be engraining we ought to be engraining you ought to be engraining they ought to be engraining
Perfect	V-ing perfect
I ought to have engrained you ought to have engrained he ought to have engrained we ought to have engrained you ought to have engrained they ought to have engrained	I ought to have been engraining you ought to have been engraining he ought to have been engraining we ought to have been engraining you ought to have been engraining they ought to have been engraining

Negation

Simple form	V-ing form
I oughtn't to engrain you oughtn't to engrain he oughtn't to engrain we oughtn't to engrain you oughtn't to engrain they oughtn't to engrain	I oughtn't to be engraining you oughtn't to be engraining he oughtn't to be engraining we oughtn't to be engraining you oughtn't to be engraining they oughtn't to be engraining
Perfect	V-ing perfect
I oughtn't to have engrained you oughtn't to have engrained he oughtn't to have engrained we oughtn't to have engrained you oughtn't to have engrained they oughtn't to have engrained	I oughtn't to have been engraining you oughtn't to have been engraining he oughtn't to have been engraining we oughtn't to have been engraining you oughtn't to have been engraining they oughtn't to have been engraining

Interrogative form

Simple form	V-ing form
ought to I engrain? ought to you engrain? ought to he engrain? ought to we engrain? ought to you engrain? ought to they engrain?	ought to I be engraining? ought to you be engraining? ought to he be engraining? ought to we be engraining? ought to you be engraining? ought to they be engraining?
Perfect	V-ing perfect
ought to I have engrained? ought to you have engrained? ought to he have engrained? ought to we have engrained? ought to you have engrained? ought to they have engrained?	ought to I have been engraining? ought to you have been engraining? ought to he have been engraining? ought to we have been engraining? ought to you have been engraining? ought to they have been engraining?

Interro-negative form

Simple form	V-ing form
oughtn't I to engrain? oughtn't you to engrain? oughtn't he to engrain? oughtn't we to engrain? oughtn't you to engrain? oughtn't they to engrain?	oughtn't I to be engraining? oughtn't you to be engraining? oughtn't he to be engraining? oughtn't we to be engraining? oughtn't you to be engraining? oughtn't they to be engraining?
Perfect	V-ing perfect
oughtn't I to have engrained? oughtn't you to have engrained? oughtn't he to have engrained? oughtn't we to have engrained? oughtn't you to have engrained? oughtn't they to have engrained?	oughtn't I to have been engraining? oughtn't you to have been engraining? oughtn't he to have been engraining? oughtn't we to have been engraining? oughtn't you to have been engraining? oughtn't they to have been engraining?