English verb conjugation
OUGHT TO THREATEN

Regular verb: threaten - threatened - threatened

Affirmation

Simple form	V-ing form
I ought to threaten you ought to threaten she ought to threaten we ought to threaten you ought to threaten they ought to threaten	I ought to be threatening you ought to be threatening she ought to be threatening we ought to be threatening you ought to be threatening they ought to be threatening
Perfect	V-ing perfect
I ought to have threatened you ought to have threatened she ought to have threatened we ought to have threatened you ought to have threatened they ought to have threatened	I ought to have been threatening you ought to have been threatening she ought to have been threatening we ought to have been threatening you ought to have been threatening they ought to have been threatening

Negation

Simple form	V-ing form
I ought not to threaten you ought not to threaten she ought not to threaten we ought not to threaten you ought not to threaten they ought not to threaten	I ought not to threatening you ought not to threatening she ought not to threatening we ought not to threatening you ought not to threatening they ought not to threatening
Perfect	V-ing perfect
I ought not to have threatened you ought not to have threatened she ought not to have threatened we ought not to have threatened you ought not to have threatened they ought not to have threatened	I ought not to have been threatening you ought not to have been threatening she ought not to have been threatening we ought not to have been threatening you ought not to have been threatening they ought not to have been threatening

Interrogative form

Simple form	V-ing form
ought to I threaten? ought to you threaten? ought to she threaten? ought to we threaten? ought to you threaten? ought to they threaten?	ought to I be threatening? ought to you be threatening? ought to she be threatening? ought to we be threatening? ought to you be threatening? ought to they be threatening?
Perfect	V-ing perfect
ought to I have threatened? ought to you have threatened? ought to she have threatened? ought to we have threatened? ought to you have threatened? ought to they have threatened?	ought to I have been threatening? ought to you have been threatening? ought to she have been threatening? ought to we have been threatening? ought to you have been threatening? ought to they have been threatening?

Interro-negative form

Simple form	V-ing form
ought I not to threaten? ought you not to threaten? ought she not to threaten? ought we not to threaten? ought you not to threaten? ought they not to threaten?	ought I not to be threatening? ought you not to be threatening? ought she not to be threatening? ought we not to be threatening? ought you not to be threatening? ought they not to be threatening?
Perfect	V-ing perfect
ought I not to have threatened? ought you not to have threatened? ought she not to have threatened? ought we not to have threatened? ought you not to have threatened? ought they not to have threatened?	ought I not to have been threatening? ought you not to have been threatening? ought she not to have been threatening? ought we not to have been threatening? ought you not to have been threatening? ought they not to have been threatening?