English verb conjugation
OUGHT TO PREFIX

Regular verb: prefix - prefixed - prefixed

Affirmation

Simple form	V-ing form
I ought to prefix you ought to prefix he ought to prefix we ought to prefix you ought to prefix they ought to prefix	I ought to be prefixing you ought to be prefixing he ought to be prefixing we ought to be prefixing you ought to be prefixing they ought to be prefixing
Perfect	V-ing perfect
I ought to have prefixed you ought to have prefixed he ought to have prefixed we ought to have prefixed you ought to have prefixed they ought to have prefixed	I ought to have been prefixing you ought to have been prefixing he ought to have been prefixing we ought to have been prefixing you ought to have been prefixing they ought to have been prefixing

Negation

Simple form	V-ing form
I oughtn't to prefix you oughtn't to prefix he oughtn't to prefix we oughtn't to prefix you oughtn't to prefix they oughtn't to prefix	I oughtn't to be prefixing you oughtn't to be prefixing he oughtn't to be prefixing we oughtn't to be prefixing you oughtn't to be prefixing they oughtn't to be prefixing
Perfect	V-ing perfect
I oughtn't to have prefixed you oughtn't to have prefixed he oughtn't to have prefixed we oughtn't to have prefixed you oughtn't to have prefixed they oughtn't to have prefixed	I oughtn't to have been prefixing you oughtn't to have been prefixing he oughtn't to have been prefixing we oughtn't to have been prefixing you oughtn't to have been prefixing they oughtn't to have been prefixing

Interrogative form

Simple form	V-ing form
ought to I prefix? ought to you prefix? ought to he prefix? ought to we prefix? ought to you prefix? ought to they prefix?	ought to I be prefixing? ought to you be prefixing? ought to he be prefixing? ought to we be prefixing? ought to you be prefixing? ought to they be prefixing?
Perfect	V-ing perfect
ought to I have prefixed? ought to you have prefixed? ought to he have prefixed? ought to we have prefixed? ought to you have prefixed? ought to they have prefixed?	ought to I have been prefixing? ought to you have been prefixing? ought to he have been prefixing? ought to we have been prefixing? ought to you have been prefixing? ought to they have been prefixing?

Interro-negative form

Simple form	V-ing form
oughtn't I to prefix? oughtn't you to prefix? oughtn't he to prefix? oughtn't we to prefix? oughtn't you to prefix? oughtn't they to prefix?	oughtn't I to be prefixing? oughtn't you to be prefixing? oughtn't he to be prefixing? oughtn't we to be prefixing? oughtn't you to be prefixing? oughtn't they to be prefixing?
Perfect	V-ing perfect
oughtn't I to have prefixed? oughtn't you to have prefixed? oughtn't he to have prefixed? oughtn't we to have prefixed? oughtn't you to have prefixed? oughtn't they to have prefixed?	oughtn't I to have been prefixing? oughtn't you to have been prefixing? oughtn't he to have been prefixing? oughtn't we to have been prefixing? oughtn't you to have been prefixing? oughtn't they to have been prefixing?