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 ought not to prefix you ought not to prefix he ought not to prefix we ought not to prefix you ought not to prefix they ought not to prefix	I ought not to prefixing you ought not to prefixing he ought not to prefixing we ought not to prefixing you ought not to prefixing they ought not to prefixing
Perfect	V-ing perfect
I ought not to have prefixed you ought not to have prefixed he ought not to have prefixed we ought not to have prefixed you ought not to have prefixed they ought not to have prefixed	I ought not to have been prefixing you ought not to have been prefixing he ought not to have been prefixing we ought not to have been prefixing you ought not to have been prefixing they ought not 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
ought I not to prefix? ought you not to prefix? ought he not to prefix? ought we not to prefix? ought you not to prefix? ought they not to prefix?	ought I not to be prefixing? ought you not to be prefixing? ought he not to be prefixing? ought we not to be prefixing? ought you not to be prefixing? ought they not to be prefixing?
Perfect	V-ing perfect
ought I not to have prefixed? ought you not to have prefixed? ought he not to have prefixed? ought we not to have prefixed? ought you not to have prefixed? ought they not to have prefixed?	ought I not to have been prefixing? ought you not to have been prefixing? ought he not to have been prefixing? ought we not to have been prefixing? ought you not to have been prefixing? ought they not to have been prefixing?