English verb conjugation
OUGHT TO ESTABLISH

Regular verb: establish - established - established

Affirmation

Simple form	V-ing form
I ought to establish you ought to establish he ought to establish we ought to establish you ought to establish they ought to establish	I ought to be establishing you ought to be establishing he ought to be establishing we ought to be establishing you ought to be establishing they ought to be establishing
Perfect	V-ing perfect
I ought to have established you ought to have established he ought to have established we ought to have established you ought to have established they ought to have established	I ought to have been establishing you ought to have been establishing he ought to have been establishing we ought to have been establishing you ought to have been establishing they ought to have been establishing

Negation

Simple form	V-ing form
I oughtn't to establish you oughtn't to establish he oughtn't to establish we oughtn't to establish you oughtn't to establish they oughtn't to establish	I oughtn't to be establishing you oughtn't to be establishing he oughtn't to be establishing we oughtn't to be establishing you oughtn't to be establishing they oughtn't to be establishing
Perfect	V-ing perfect
I oughtn't to have established you oughtn't to have established he oughtn't to have established we oughtn't to have established you oughtn't to have established they oughtn't to have established	I oughtn't to have been establishing you oughtn't to have been establishing he oughtn't to have been establishing we oughtn't to have been establishing you oughtn't to have been establishing they oughtn't to have been establishing

Interrogative form

Simple form	V-ing form
ought to I establish? ought to you establish? ought to he establish? ought to we establish? ought to you establish? ought to they establish?	ought to I be establishing? ought to you be establishing? ought to he be establishing? ought to we be establishing? ought to you be establishing? ought to they be establishing?
Perfect	V-ing perfect
ought to I have established? ought to you have established? ought to he have established? ought to we have established? ought to you have established? ought to they have established?	ought to I have been establishing? ought to you have been establishing? ought to he have been establishing? ought to we have been establishing? ought to you have been establishing? ought to they have been establishing?

Interro-negative form

Simple form	V-ing form
oughtn't I to establish? oughtn't you to establish? oughtn't he to establish? oughtn't we to establish? oughtn't you to establish? oughtn't they to establish?	oughtn't I to be establishing? oughtn't you to be establishing? oughtn't he to be establishing? oughtn't we to be establishing? oughtn't you to be establishing? oughtn't they to be establishing?
Perfect	V-ing perfect
oughtn't I to have established? oughtn't you to have established? oughtn't he to have established? oughtn't we to have established? oughtn't you to have established? oughtn't they to have established?	oughtn't I to have been establishing? oughtn't you to have been establishing? oughtn't he to have been establishing? oughtn't we to have been establishing? oughtn't you to have been establishing? oughtn't they to have been establishing?