must fam
Verbe régulier : fam - famed- famed
Traduction française : tromper - être infidèle à 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must fam
you must fam
he must fam
we must fam
you must fam
they must fam 	I must be faming
you must be faming
he must be faming
we must be faming
you must be faming
they must be faming	I must have famed
you must have famed
he must have famed
we must have famed
you must have famed
they must have famed	I must have been faming
you must have been faming
he must have been faming
we must have been faming
you must have been faming
they must have been faming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't fam
you mustn't fam
he mustn't fam
we mustn't fam
you mustn't fam
they mustn't fam 	I mustn't be faming
you mustn't be faming
he mustn't be faming
we mustn't be faming
you mustn't be faming
they mustn't be faming	I mustn't have famed
you mustn't have famed
he mustn't have famed
we mustn't have famed
you mustn't have famed
they mustn't have famed	I mustn't have been faming
you mustn't have been faming
he mustn't have been faming
we mustn't have been faming
you mustn't have been faming
they mustn't have been faming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I fam?
must you fam?
must he fam?
must we fam?
must you fam?
must they fam? 	must I be faming?
must you be faming?
must he be faming?
must we be faming?
must you be faming?
must they be faming? 	must I have famed?
must you have famed?
must he have famed?
must we have famed?
must you have famed?
must they have famed? 	must I have been faming?
must you have been faming?
must he have been faming?
must we have been faming?
must you have been faming?
must they have been faming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I fam?
mustn't you fam?
mustn't he fam?
mustn't we fam?
mustn't you fam?
mustn't they fam? 	mustn't I be faming?
mustn't you be faming?
mustn't he be faming?
mustn't we be faming?
mustn't you be faming?
mustn't they be faming? 	mustn't I have famed?
mustn't you have famed?
mustn't he have famed?
mustn't we have famed?
mustn't you have famed?
mustn't they have famed? 	mustn't I have been faming?
mustn't you have been faming?
mustn't he have been faming?
mustn't we have been faming?
mustn't you have been faming?
mustn't they have been faming?