English verb conjugation
OUGHT TO BITTER

Regular verb: bitter - bittered - bittered

Affirmation

Simple form	V-ing form
I ought to bitter you ought to bitter he ought to bitter we ought to bitter you ought to bitter they ought to bitter	I ought to be bittering you ought to be bittering he ought to be bittering we ought to be bittering you ought to be bittering they ought to be bittering
Perfect	V-ing perfect
I ought to have bittered you ought to have bittered he ought to have bittered we ought to have bittered you ought to have bittered they ought to have bittered	I ought to have been bittering you ought to have been bittering he ought to have been bittering we ought to have been bittering you ought to have been bittering they ought to have been bittering

Negation

Simple form	V-ing form
I oughtn't to bitter you oughtn't to bitter he oughtn't to bitter we oughtn't to bitter you oughtn't to bitter they oughtn't to bitter	I oughtn't to be bittering you oughtn't to be bittering he oughtn't to be bittering we oughtn't to be bittering you oughtn't to be bittering they oughtn't to be bittering
Perfect	V-ing perfect
I oughtn't to have bittered you oughtn't to have bittered he oughtn't to have bittered we oughtn't to have bittered you oughtn't to have bittered they oughtn't to have bittered	I oughtn't to have been bittering you oughtn't to have been bittering he oughtn't to have been bittering we oughtn't to have been bittering you oughtn't to have been bittering they oughtn't to have been bittering

Interrogative form

Simple form	V-ing form
ought to I bitter? ought to you bitter? ought to he bitter? ought to we bitter? ought to you bitter? ought to they bitter?	ought to I be bittering? ought to you be bittering? ought to he be bittering? ought to we be bittering? ought to you be bittering? ought to they be bittering?
Perfect	V-ing perfect
ought to I have bittered? ought to you have bittered? ought to he have bittered? ought to we have bittered? ought to you have bittered? ought to they have bittered?	ought to I have been bittering? ought to you have been bittering? ought to he have been bittering? ought to we have been bittering? ought to you have been bittering? ought to they have been bittering?

Interro-negative form

Simple form	V-ing form
oughtn't I to bitter? oughtn't you to bitter? oughtn't he to bitter? oughtn't we to bitter? oughtn't you to bitter? oughtn't they to bitter?	oughtn't I to be bittering? oughtn't you to be bittering? oughtn't he to be bittering? oughtn't we to be bittering? oughtn't you to be bittering? oughtn't they to be bittering?
Perfect	V-ing perfect
oughtn't I to have bittered? oughtn't you to have bittered? oughtn't he to have bittered? oughtn't we to have bittered? oughtn't you to have bittered? oughtn't they to have bittered?	oughtn't I to have been bittering? oughtn't you to have been bittering? oughtn't he to have been bittering? oughtn't we to have been bittering? oughtn't you to have been bittering? oughtn't they to have been bittering?