English verb conjugation
OUGHT TO BLACKMAIL

Regular verb: blackmail - blackmailed - blackmailed

Affirmation

Simple form	V-ing form
I ought to blackmail you ought to blackmail he ought to blackmail we ought to blackmail you ought to blackmail they ought to blackmail	I ought to be blackmailing you ought to be blackmailing he ought to be blackmailing we ought to be blackmailing you ought to be blackmailing they ought to be blackmailing
Perfect	V-ing perfect
I ought to have blackmailed you ought to have blackmailed he ought to have blackmailed we ought to have blackmailed you ought to have blackmailed they ought to have blackmailed	I ought to have been blackmailing you ought to have been blackmailing he ought to have been blackmailing we ought to have been blackmailing you ought to have been blackmailing they ought to have been blackmailing

Negation

Simple form	V-ing form
I oughtn't to blackmail you oughtn't to blackmail he oughtn't to blackmail we oughtn't to blackmail you oughtn't to blackmail they oughtn't to blackmail	I oughtn't to be blackmailing you oughtn't to be blackmailing he oughtn't to be blackmailing we oughtn't to be blackmailing you oughtn't to be blackmailing they oughtn't to be blackmailing
Perfect	V-ing perfect
I oughtn't to have blackmailed you oughtn't to have blackmailed he oughtn't to have blackmailed we oughtn't to have blackmailed you oughtn't to have blackmailed they oughtn't to have blackmailed	I oughtn't to have been blackmailing you oughtn't to have been blackmailing he oughtn't to have been blackmailing we oughtn't to have been blackmailing you oughtn't to have been blackmailing they oughtn't to have been blackmailing

Interrogative form

Simple form	V-ing form
ought to I blackmail? ought to you blackmail? ought to he blackmail? ought to we blackmail? ought to you blackmail? ought to they blackmail?	ought to I be blackmailing? ought to you be blackmailing? ought to he be blackmailing? ought to we be blackmailing? ought to you be blackmailing? ought to they be blackmailing?
Perfect	V-ing perfect
ought to I have blackmailed? ought to you have blackmailed? ought to he have blackmailed? ought to we have blackmailed? ought to you have blackmailed? ought to they have blackmailed?	ought to I have been blackmailing? ought to you have been blackmailing? ought to he have been blackmailing? ought to we have been blackmailing? ought to you have been blackmailing? ought to they have been blackmailing?

Interro-negative form

Simple form	V-ing form
oughtn't I to blackmail? oughtn't you to blackmail? oughtn't he to blackmail? oughtn't we to blackmail? oughtn't you to blackmail? oughtn't they to blackmail?	oughtn't I to be blackmailing? oughtn't you to be blackmailing? oughtn't he to be blackmailing? oughtn't we to be blackmailing? oughtn't you to be blackmailing? oughtn't they to be blackmailing?
Perfect	V-ing perfect
oughtn't I to have blackmailed? oughtn't you to have blackmailed? oughtn't he to have blackmailed? oughtn't we to have blackmailed? oughtn't you to have blackmailed? oughtn't they to have blackmailed?	oughtn't I to have been blackmailing? oughtn't you to have been blackmailing? oughtn't he to have been blackmailing? oughtn't we to have been blackmailing? oughtn't you to have been blackmailing? oughtn't they to have been blackmailing?