English verb conjugation
OUGHT TO PREALTER

Regular verb: prealter - prealtered - prealtered

Affirmation

Simple form	V-ing form
I ought to prealter you ought to prealter he ought to prealter we ought to prealter you ought to prealter they ought to prealter	I ought to be prealtering you ought to be prealtering he ought to be prealtering we ought to be prealtering you ought to be prealtering they ought to be prealtering
Perfect	V-ing perfect
I ought to have prealtered you ought to have prealtered he ought to have prealtered we ought to have prealtered you ought to have prealtered they ought to have prealtered	I ought to have been prealtering you ought to have been prealtering he ought to have been prealtering we ought to have been prealtering you ought to have been prealtering they ought to have been prealtering

Negation

Simple form	V-ing form
I oughtn't to prealter you oughtn't to prealter he oughtn't to prealter we oughtn't to prealter you oughtn't to prealter they oughtn't to prealter	I oughtn't to be prealtering you oughtn't to be prealtering he oughtn't to be prealtering we oughtn't to be prealtering you oughtn't to be prealtering they oughtn't to be prealtering
Perfect	V-ing perfect
I oughtn't to have prealtered you oughtn't to have prealtered he oughtn't to have prealtered we oughtn't to have prealtered you oughtn't to have prealtered they oughtn't to have prealtered	I oughtn't to have been prealtering you oughtn't to have been prealtering he oughtn't to have been prealtering we oughtn't to have been prealtering you oughtn't to have been prealtering they oughtn't to have been prealtering

Interrogative form

Simple form	V-ing form
ought to I prealter? ought to you prealter? ought to he prealter? ought to we prealter? ought to you prealter? ought to they prealter?	ought to I be prealtering? ought to you be prealtering? ought to he be prealtering? ought to we be prealtering? ought to you be prealtering? ought to they be prealtering?
Perfect	V-ing perfect
ought to I have prealtered? ought to you have prealtered? ought to he have prealtered? ought to we have prealtered? ought to you have prealtered? ought to they have prealtered?	ought to I have been prealtering? ought to you have been prealtering? ought to he have been prealtering? ought to we have been prealtering? ought to you have been prealtering? ought to they have been prealtering?

Interro-negative form

Simple form	V-ing form
oughtn't I to prealter? oughtn't you to prealter? oughtn't he to prealter? oughtn't we to prealter? oughtn't you to prealter? oughtn't they to prealter?	oughtn't I to be prealtering? oughtn't you to be prealtering? oughtn't he to be prealtering? oughtn't we to be prealtering? oughtn't you to be prealtering? oughtn't they to be prealtering?
Perfect	V-ing perfect
oughtn't I to have prealtered? oughtn't you to have prealtered? oughtn't he to have prealtered? oughtn't we to have prealtered? oughtn't you to have prealtered? oughtn't they to have prealtered?	oughtn't I to have been prealtering? oughtn't you to have been prealtering? oughtn't he to have been prealtering? oughtn't we to have been prealtering? oughtn't you to have been prealtering? oughtn't they to have been prealtering?