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