I ought to blackmail you ought to blackmail he ought to blackmail we ought to blackmail you ought to blackmail they ought to blackmail
V-ing form
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
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
V-ing perfect
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
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
V-ing form
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
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
V-ing perfect
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
ought to I blackmail? ought to you blackmail? ought to he blackmail? ought to we blackmail? ought to you blackmail? ought to they blackmail?
V-ing form
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
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?
V-ing perfect
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
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?
V-ing form
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
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?
V-ing perfect
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?