I must modulate you must modulate she must modulate we must modulate you must modulate they must modulate
Forme en V-ing
I must be modulating you must be modulating she must be modulating we must be modulating you must be modulating they must be modulating
Perfect
I must have modulated you must have modulated she must have modulated we must have modulated you must have modulated they must have modulated
Perfect en V-ing
I must have been modulating you must have been modulating she must have been modulating we must have been modulating you must have been modulating they must have been modulating
Négation
Forme simple
I mustn't modulate you mustn't modulate she mustn't modulate we mustn't modulate you mustn't modulate they mustn't modulate
Forme en V-ing
I mustn't be modulating you mustn't be modulating she mustn't be modulating we mustn't be modulating you mustn't be modulating they mustn't be modulating
Perfect
I mustn't have modulated you mustn't have modulated she mustn't have modulated we mustn't have modulated you mustn't have modulated they mustn't have modulated
Perfect en V-ing
I mustn't have been modulating you mustn't have been modulating she mustn't have been modulating we mustn't have been modulating you mustn't have been modulating they mustn't have been modulating
Forme interrogative
Forme simple
must I modulate? must you modulate? must she modulate? must we modulate? must you modulate? must they modulate?
Forme en V-ing
must I be modulating? must you be modulating? must she be modulating? must we be modulating? must you be modulating? must they be modulating?
Perfect
must I have modulated? must you have modulated? must she have modulated? must we have modulated? must you have modulated? must they have modulated?
Perfect en V-ing
must I have been modulating? must you have been modulating? must she have been modulating? must we have been modulating? must you have been modulating? must they have been modulating?
Forme interro-négative
Forme simple
mustn't I modulate? mustn't you modulate? mustn't she modulate? mustn't we modulate? mustn't you modulate? mustn't they modulate?
Forme en V-ing
mustn't I be modulating? mustn't you be modulating? mustn't she be modulating? mustn't we be modulating? mustn't you be modulating? mustn't they be modulating?
Perfect
mustn't I have modulated? mustn't you have modulated? mustn't she have modulated? mustn't we have modulated? mustn't you have modulated? mustn't they have modulated?
Perfect en V-ing
mustn't I have been modulating? mustn't you have been modulating? mustn't she have been modulating? mustn't we have been modulating? mustn't you have been modulating? mustn't they have been modulating?