must fraction
Verbe régulier : fraction - fractioned- fractioned

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must fraction
you must fraction
he must fraction
we must fraction
you must fraction
they must fraction 	I must be fractioning
you must be fractioning
he must be fractioning
we must be fractioning
you must be fractioning
they must be fractioning	I must have fractioned
you must have fractioned
he must have fractioned
we must have fractioned
you must have fractioned
they must have fractioned	I must have been fractioning
you must have been fractioning
he must have been fractioning
we must have been fractioning
you must have been fractioning
they must have been fractioning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't fraction
you mustn't fraction
he mustn't fraction
we mustn't fraction
you mustn't fraction
they mustn't fraction 	I mustn't be fractioning
you mustn't be fractioning
he mustn't be fractioning
we mustn't be fractioning
you mustn't be fractioning
they mustn't be fractioning	I mustn't have fractioned
you mustn't have fractioned
he mustn't have fractioned
we mustn't have fractioned
you mustn't have fractioned
they mustn't have fractioned	I mustn't have been fractioning
you mustn't have been fractioning
he mustn't have been fractioning
we mustn't have been fractioning
you mustn't have been fractioning
they mustn't have been fractioning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I fraction?
must you fraction?
must he fraction?
must we fraction?
must you fraction?
must they fraction? 	must I be fractioning?
must you be fractioning?
must he be fractioning?
must we be fractioning?
must you be fractioning?
must they be fractioning? 	must I have fractioned?
must you have fractioned?
must he have fractioned?
must we have fractioned?
must you have fractioned?
must they have fractioned? 	must I have been fractioning?
must you have been fractioning?
must he have been fractioning?
must we have been fractioning?
must you have been fractioning?
must they have been fractioning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I fraction?
mustn't you fraction?
mustn't he fraction?
mustn't we fraction?
mustn't you fraction?
mustn't they fraction? 	mustn't I be fractioning?
mustn't you be fractioning?
mustn't he be fractioning?
mustn't we be fractioning?
mustn't you be fractioning?
mustn't they be fractioning? 	mustn't I have fractioned?
mustn't you have fractioned?
mustn't he have fractioned?
mustn't we have fractioned?
mustn't you have fractioned?
mustn't they have fractioned? 	mustn't I have been fractioning?
mustn't you have been fractioning?
mustn't he have been fractioning?
mustn't we have been fractioning?
mustn't you have been fractioning?
mustn't they have been fractioning?