English verb conjugation
OUGHT TO SPRAIN

Regular verb: sprain - sprained - sprained

Affirmation

Simple form	V-ing form
I ought to sprain you ought to sprain he ought to sprain we ought to sprain you ought to sprain they ought to sprain	I ought to be spraining you ought to be spraining he ought to be spraining we ought to be spraining you ought to be spraining they ought to be spraining
Perfect	V-ing perfect
I ought to have sprained you ought to have sprained he ought to have sprained we ought to have sprained you ought to have sprained they ought to have sprained	I ought to have been spraining you ought to have been spraining he ought to have been spraining we ought to have been spraining you ought to have been spraining they ought to have been spraining

Negation

Simple form	V-ing form
I oughtn't to sprain you oughtn't to sprain he oughtn't to sprain we oughtn't to sprain you oughtn't to sprain they oughtn't to sprain	I oughtn't to be spraining you oughtn't to be spraining he oughtn't to be spraining we oughtn't to be spraining you oughtn't to be spraining they oughtn't to be spraining
Perfect	V-ing perfect
I oughtn't to have sprained you oughtn't to have sprained he oughtn't to have sprained we oughtn't to have sprained you oughtn't to have sprained they oughtn't to have sprained	I oughtn't to have been spraining you oughtn't to have been spraining he oughtn't to have been spraining we oughtn't to have been spraining you oughtn't to have been spraining they oughtn't to have been spraining

Interrogative form

Simple form	V-ing form
ought to I sprain? ought to you sprain? ought to he sprain? ought to we sprain? ought to you sprain? ought to they sprain?	ought to I be spraining? ought to you be spraining? ought to he be spraining? ought to we be spraining? ought to you be spraining? ought to they be spraining?
Perfect	V-ing perfect
ought to I have sprained? ought to you have sprained? ought to he have sprained? ought to we have sprained? ought to you have sprained? ought to they have sprained?	ought to I have been spraining? ought to you have been spraining? ought to he have been spraining? ought to we have been spraining? ought to you have been spraining? ought to they have been spraining?

Interro-negative form

Simple form	V-ing form
oughtn't I to sprain? oughtn't you to sprain? oughtn't he to sprain? oughtn't we to sprain? oughtn't you to sprain? oughtn't they to sprain?	oughtn't I to be spraining? oughtn't you to be spraining? oughtn't he to be spraining? oughtn't we to be spraining? oughtn't you to be spraining? oughtn't they to be spraining?
Perfect	V-ing perfect
oughtn't I to have sprained? oughtn't you to have sprained? oughtn't he to have sprained? oughtn't we to have sprained? oughtn't you to have sprained? oughtn't they to have sprained?	oughtn't I to have been spraining? oughtn't you to have been spraining? oughtn't he to have been spraining? oughtn't we to have been spraining? oughtn't you to have been spraining? oughtn't they to have been spraining?