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 ought not to blackmail you ought not to blackmail he ought not to blackmail we ought not to blackmail you ought not to blackmail they ought not to blackmail	I ought not to blackmailing you ought not to blackmailing he ought not to blackmailing we ought not to blackmailing you ought not to blackmailing they ought not to blackmailing
Perfect	V-ing perfect
I ought not to have blackmailed you ought not to have blackmailed he ought not to have blackmailed we ought not to have blackmailed you ought not to have blackmailed they ought not to have blackmailed	I ought not to have been blackmailing you ought not to have been blackmailing he ought not to have been blackmailing we ought not to have been blackmailing you ought not to have been blackmailing they ought not 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
ought I not to blackmail? ought you not to blackmail? ought he not to blackmail? ought we not to blackmail? ought you not to blackmail? ought they not to blackmail?	ought I not to be blackmailing? ought you not to be blackmailing? ought he not to be blackmailing? ought we not to be blackmailing? ought you not to be blackmailing? ought they not to be blackmailing?
Perfect	V-ing perfect
ought I not to have blackmailed? ought you not to have blackmailed? ought he not to have blackmailed? ought we not to have blackmailed? ought you not to have blackmailed? ought they not to have blackmailed?	ought I not to have been blackmailing? ought you not to have been blackmailing? ought he not to have been blackmailing? ought we not to have been blackmailing? ought you not to have been blackmailing? ought they not to have been blackmailing?