English verb conjugation
OUGHT TO HAFT

Regular verb: haft - hafted - hafted

Affirmation

Simple form	V-ing form
I ought to haft you ought to haft he ought to haft we ought to haft you ought to haft they ought to haft	I ought to be hafting you ought to be hafting he ought to be hafting we ought to be hafting you ought to be hafting they ought to be hafting
Perfect	V-ing perfect
I ought to have hafted you ought to have hafted he ought to have hafted we ought to have hafted you ought to have hafted they ought to have hafted	I ought to have been hafting you ought to have been hafting he ought to have been hafting we ought to have been hafting you ought to have been hafting they ought to have been hafting

Negation

Simple form	V-ing form
I oughtn't to haft you oughtn't to haft he oughtn't to haft we oughtn't to haft you oughtn't to haft they oughtn't to haft	I oughtn't to be hafting you oughtn't to be hafting he oughtn't to be hafting we oughtn't to be hafting you oughtn't to be hafting they oughtn't to be hafting
Perfect	V-ing perfect
I oughtn't to have hafted you oughtn't to have hafted he oughtn't to have hafted we oughtn't to have hafted you oughtn't to have hafted they oughtn't to have hafted	I oughtn't to have been hafting you oughtn't to have been hafting he oughtn't to have been hafting we oughtn't to have been hafting you oughtn't to have been hafting they oughtn't to have been hafting

Interrogative form

Simple form	V-ing form
ought to I haft? ought to you haft? ought to he haft? ought to we haft? ought to you haft? ought to they haft?	ought to I be hafting? ought to you be hafting? ought to he be hafting? ought to we be hafting? ought to you be hafting? ought to they be hafting?
Perfect	V-ing perfect
ought to I have hafted? ought to you have hafted? ought to he have hafted? ought to we have hafted? ought to you have hafted? ought to they have hafted?	ought to I have been hafting? ought to you have been hafting? ought to he have been hafting? ought to we have been hafting? ought to you have been hafting? ought to they have been hafting?

Interro-negative form

Simple form	V-ing form
oughtn't I to haft? oughtn't you to haft? oughtn't he to haft? oughtn't we to haft? oughtn't you to haft? oughtn't they to haft?	oughtn't I to be hafting? oughtn't you to be hafting? oughtn't he to be hafting? oughtn't we to be hafting? oughtn't you to be hafting? oughtn't they to be hafting?
Perfect	V-ing perfect
oughtn't I to have hafted? oughtn't you to have hafted? oughtn't he to have hafted? oughtn't we to have hafted? oughtn't you to have hafted? oughtn't they to have hafted?	oughtn't I to have been hafting? oughtn't you to have been hafting? oughtn't he to have been hafting? oughtn't we to have been hafting? oughtn't you to have been hafting? oughtn't they to have been hafting?