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