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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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?