English verb conjugation
OUGHT TO FORBID

Irregular verb: forbid - forbid, forbade - forbid, forbidden

Affirmation

Simple form	V-ing form
I ought to forbid you ought to forbid she ought to forbid we ought to forbid you ought to forbid they ought to forbid	I ought to be forbidding you ought to be forbidding she ought to be forbidding we ought to be forbidding you ought to be forbidding they ought to be forbidding
Perfect	V-ing perfect
I ought to have forbid, forbidden you ought to have forbid, forbidden she ought to have forbid, forbidden we ought to have forbid, forbidden you ought to have forbid, forbidden they ought to have forbid, forbidden	I ought to have been forbidding you ought to have been forbidding she ought to have been forbidding we ought to have been forbidding you ought to have been forbidding they ought to have been forbidding

Negation

Simple form	V-ing form
I ought not to forbid you ought not to forbid she ought not to forbid we ought not to forbid you ought not to forbid they ought not to forbid	I ought not to forbidding you ought not to forbidding she ought not to forbidding we ought not to forbidding you ought not to forbidding they ought not to forbidding
Perfect	V-ing perfect
I ought not to have forbid, forbidden you ought not to have forbid, forbidden she ought not to have forbid, forbidden we ought not to have forbid, forbidden you ought not to have forbid, forbidden they ought not to have forbid, forbidden	I ought not to have been forbidding you ought not to have been forbidding she ought not to have been forbidding we ought not to have been forbidding you ought not to have been forbidding they ought not to have been forbidding

Interrogative form

Simple form	V-ing form
ought to I forbid? ought to you forbid? ought to she forbid? ought to we forbid? ought to you forbid? ought to they forbid?	ought to I be forbidding? ought to you be forbidding? ought to she be forbidding? ought to we be forbidding? ought to you be forbidding? ought to they be forbidding?
Perfect	V-ing perfect
ought to I have forbid, forbidden? ought to you have forbid, forbidden? ought to she have forbid, forbidden? ought to we have forbid, forbidden? ought to you have forbid, forbidden? ought to they have forbid, forbidden?	ought to I have been forbidding? ought to you have been forbidding? ought to she have been forbidding? ought to we have been forbidding? ought to you have been forbidding? ought to they have been forbidding?

Interro-negative form

Simple form	V-ing form
ought I not to forbid? ought you not to forbid? ought she not to forbid? ought we not to forbid? ought you not to forbid? ought they not to forbid?	ought I not to be forbidding? ought you not to be forbidding? ought she not to be forbidding? ought we not to be forbidding? ought you not to be forbidding? ought they not to be forbidding?
Perfect	V-ing perfect
ought I not to have forbid, forbidden? ought you not to have forbid, forbidden? ought she not to have forbid, forbidden? ought we not to have forbid, forbidden? ought you not to have forbid, forbidden? ought they not to have forbid, forbidden?	ought I not to have been forbidding? ought you not to have been forbidding? ought she not to have been forbidding? ought we not to have been forbidding? ought you not to have been forbidding? ought they not to have been forbidding?