English verb conjugation
OUGHT TO LUFF

Regular verb: luff - luffed - luffed

Affirmation

Simple form	V-ing form
I ought to luff you ought to luff he ought to luff we ought to luff you ought to luff they ought to luff	I ought to be luffing you ought to be luffing he ought to be luffing we ought to be luffing you ought to be luffing they ought to be luffing
Perfect	V-ing perfect
I ought to have luffed you ought to have luffed he ought to have luffed we ought to have luffed you ought to have luffed they ought to have luffed	I ought to have been luffing you ought to have been luffing he ought to have been luffing we ought to have been luffing you ought to have been luffing they ought to have been luffing

Negation

Simple form	V-ing form
I oughtn't to luff you oughtn't to luff he oughtn't to luff we oughtn't to luff you oughtn't to luff they oughtn't to luff	I oughtn't to be luffing you oughtn't to be luffing he oughtn't to be luffing we oughtn't to be luffing you oughtn't to be luffing they oughtn't to be luffing
Perfect	V-ing perfect
I oughtn't to have luffed you oughtn't to have luffed he oughtn't to have luffed we oughtn't to have luffed you oughtn't to have luffed they oughtn't to have luffed	I oughtn't to have been luffing you oughtn't to have been luffing he oughtn't to have been luffing we oughtn't to have been luffing you oughtn't to have been luffing they oughtn't to have been luffing

Interrogative form

Simple form	V-ing form
ought to I luff? ought to you luff? ought to he luff? ought to we luff? ought to you luff? ought to they luff?	ought to I be luffing? ought to you be luffing? ought to he be luffing? ought to we be luffing? ought to you be luffing? ought to they be luffing?
Perfect	V-ing perfect
ought to I have luffed? ought to you have luffed? ought to he have luffed? ought to we have luffed? ought to you have luffed? ought to they have luffed?	ought to I have been luffing? ought to you have been luffing? ought to he have been luffing? ought to we have been luffing? ought to you have been luffing? ought to they have been luffing?

Interro-negative form

Simple form	V-ing form
oughtn't I to luff? oughtn't you to luff? oughtn't he to luff? oughtn't we to luff? oughtn't you to luff? oughtn't they to luff?	oughtn't I to be luffing? oughtn't you to be luffing? oughtn't he to be luffing? oughtn't we to be luffing? oughtn't you to be luffing? oughtn't they to be luffing?
Perfect	V-ing perfect
oughtn't I to have luffed? oughtn't you to have luffed? oughtn't he to have luffed? oughtn't we to have luffed? oughtn't you to have luffed? oughtn't they to have luffed?	oughtn't I to have been luffing? oughtn't you to have been luffing? oughtn't he to have been luffing? oughtn't we to have been luffing? oughtn't you to have been luffing? oughtn't they to have been luffing?