English verb conjugation
OUGHT TO UNTANGLE

Regular verb: untangle - untangled - untangled

Affirmation

Simple form	V-ing form
I ought to untangle you ought to untangle he ought to untangle we ought to untangle you ought to untangle they ought to untangle	I ought to be untangling you ought to be untangling he ought to be untangling we ought to be untangling you ought to be untangling they ought to be untangling
Perfect	V-ing perfect
I ought to have untangled you ought to have untangled he ought to have untangled we ought to have untangled you ought to have untangled they ought to have untangled	I ought to have been untangling you ought to have been untangling he ought to have been untangling we ought to have been untangling you ought to have been untangling they ought to have been untangling

Negation

Simple form	V-ing form
I oughtn't to untangle you oughtn't to untangle he oughtn't to untangle we oughtn't to untangle you oughtn't to untangle they oughtn't to untangle	I oughtn't to be untangling you oughtn't to be untangling he oughtn't to be untangling we oughtn't to be untangling you oughtn't to be untangling they oughtn't to be untangling
Perfect	V-ing perfect
I oughtn't to have untangled you oughtn't to have untangled he oughtn't to have untangled we oughtn't to have untangled you oughtn't to have untangled they oughtn't to have untangled	I oughtn't to have been untangling you oughtn't to have been untangling he oughtn't to have been untangling we oughtn't to have been untangling you oughtn't to have been untangling they oughtn't to have been untangling

Interrogative form

Simple form	V-ing form
ought to I untangle? ought to you untangle? ought to he untangle? ought to we untangle? ought to you untangle? ought to they untangle?	ought to I be untangling? ought to you be untangling? ought to he be untangling? ought to we be untangling? ought to you be untangling? ought to they be untangling?
Perfect	V-ing perfect
ought to I have untangled? ought to you have untangled? ought to he have untangled? ought to we have untangled? ought to you have untangled? ought to they have untangled?	ought to I have been untangling? ought to you have been untangling? ought to he have been untangling? ought to we have been untangling? ought to you have been untangling? ought to they have been untangling?

Interro-negative form

Simple form	V-ing form
oughtn't I to untangle? oughtn't you to untangle? oughtn't he to untangle? oughtn't we to untangle? oughtn't you to untangle? oughtn't they to untangle?	oughtn't I to be untangling? oughtn't you to be untangling? oughtn't he to be untangling? oughtn't we to be untangling? oughtn't you to be untangling? oughtn't they to be untangling?
Perfect	V-ing perfect
oughtn't I to have untangled? oughtn't you to have untangled? oughtn't he to have untangled? oughtn't we to have untangled? oughtn't you to have untangled? oughtn't they to have untangled?	oughtn't I to have been untangling? oughtn't you to have been untangling? oughtn't he to have been untangling? oughtn't we to have been untangling? oughtn't you to have been untangling? oughtn't they to have been untangling?