English verb conjugation
OUGHT TO TEACH

Irregular verb: teach - taught - taught

Affirmation

Simple form	V-ing form
I ought to teach you ought to teach she ought to teach we ought to teach you ought to teach they ought to teach	I ought to be teaching you ought to be teaching she ought to be teaching we ought to be teaching you ought to be teaching they ought to be teaching
Perfect	V-ing perfect
I ought to have taught you ought to have taught she ought to have taught we ought to have taught you ought to have taught they ought to have taught	I ought to have been teaching you ought to have been teaching she ought to have been teaching we ought to have been teaching you ought to have been teaching they ought to have been teaching

Negation

Simple form	V-ing form
I oughtn't to teach you oughtn't to teach she oughtn't to teach we oughtn't to teach you oughtn't to teach they oughtn't to teach	I oughtn't to be teaching you oughtn't to be teaching she oughtn't to be teaching we oughtn't to be teaching you oughtn't to be teaching they oughtn't to be teaching
Perfect	V-ing perfect
I oughtn't to have taught you oughtn't to have taught she oughtn't to have taught we oughtn't to have taught you oughtn't to have taught they oughtn't to have taught	I oughtn't to have been teaching you oughtn't to have been teaching she oughtn't to have been teaching we oughtn't to have been teaching you oughtn't to have been teaching they oughtn't to have been teaching

Interrogative form

Simple form	V-ing form
ought to I teach? ought to you teach? ought to she teach? ought to we teach? ought to you teach? ought to they teach?	ought to I be teaching? ought to you be teaching? ought to she be teaching? ought to we be teaching? ought to you be teaching? ought to they be teaching?
Perfect	V-ing perfect
ought to I have taught? ought to you have taught? ought to she have taught? ought to we have taught? ought to you have taught? ought to they have taught?	ought to I have been teaching? ought to you have been teaching? ought to she have been teaching? ought to we have been teaching? ought to you have been teaching? ought to they have been teaching?

Interro-negative form

Simple form	V-ing form
oughtn't I to teach? oughtn't you to teach? oughtn't she to teach? oughtn't we to teach? oughtn't you to teach? oughtn't they to teach?	oughtn't I to be teaching? oughtn't you to be teaching? oughtn't she to be teaching? oughtn't we to be teaching? oughtn't you to be teaching? oughtn't they to be teaching?
Perfect	V-ing perfect
oughtn't I to have taught? oughtn't you to have taught? oughtn't she to have taught? oughtn't we to have taught? oughtn't you to have taught? oughtn't they to have taught?	oughtn't I to have been teaching? oughtn't you to have been teaching? oughtn't she to have been teaching? oughtn't we to have been teaching? oughtn't you to have been teaching? oughtn't they to have been teaching?