I must blackmail you must blackmail he must blackmail we must blackmail you must blackmail they must blackmail
Forme en V-ing
I must be blackmailing you must be blackmailing he must be blackmailing we must be blackmailing you must be blackmailing they must be blackmailing
Perfect
I must have blackmailed you must have blackmailed he must have blackmailed we must have blackmailed you must have blackmailed they must have blackmailed
Perfect en V-ing
I must have been blackmailing you must have been blackmailing he must have been blackmailing we must have been blackmailing you must have been blackmailing they must have been blackmailing
Négation
Forme simple
I mustn't blackmail you mustn't blackmail he mustn't blackmail we mustn't blackmail you mustn't blackmail they mustn't blackmail
Forme en V-ing
I mustn't be blackmailing you mustn't be blackmailing he mustn't be blackmailing we mustn't be blackmailing you mustn't be blackmailing they mustn't be blackmailing
Perfect
I mustn't have blackmailed you mustn't have blackmailed he mustn't have blackmailed we mustn't have blackmailed you mustn't have blackmailed they mustn't have blackmailed
Perfect en V-ing
I mustn't have been blackmailing you mustn't have been blackmailing he mustn't have been blackmailing we mustn't have been blackmailing you mustn't have been blackmailing they mustn't have been blackmailing
Forme interrogative
Forme simple
must I blackmail? must you blackmail? must he blackmail? must we blackmail? must you blackmail? must they blackmail?
Forme en V-ing
must I be blackmailing? must you be blackmailing? must he be blackmailing? must we be blackmailing? must you be blackmailing? must they be blackmailing?
Perfect
must I have blackmailed? must you have blackmailed? must he have blackmailed? must we have blackmailed? must you have blackmailed? must they have blackmailed?
Perfect en V-ing
must I have been blackmailing? must you have been blackmailing? must he have been blackmailing? must we have been blackmailing? must you have been blackmailing? must they have been blackmailing?
Forme interro-négative
Forme simple
mustn't I blackmail? mustn't you blackmail? mustn't he blackmail? mustn't we blackmail? mustn't you blackmail? mustn't they blackmail?
Forme en V-ing
mustn't I be blackmailing? mustn't you be blackmailing? mustn't he be blackmailing? mustn't we be blackmailing? mustn't you be blackmailing? mustn't they be blackmailing?
Perfect
mustn't I have blackmailed? mustn't you have blackmailed? mustn't he have blackmailed? mustn't we have blackmailed? mustn't you have blackmailed? mustn't they have blackmailed?
Perfect en V-ing
mustn't I have been blackmailing? mustn't you have been blackmailing? mustn't he have been blackmailing? mustn't we have been blackmailing? mustn't you have been blackmailing? mustn't they have been blackmailing?