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