must perm
Verbe régulier : perm - permed- permed
Traduction française : permanenter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must perm
you must perm
he must perm
we must perm
you must perm
they must perm 	I must be perming
you must be perming
he must be perming
we must be perming
you must be perming
they must be perming	I must have permed
you must have permed
he must have permed
we must have permed
you must have permed
they must have permed	I must have been perming
you must have been perming
he must have been perming
we must have been perming
you must have been perming
they must have been perming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't perm
you mustn't perm
he mustn't perm
we mustn't perm
you mustn't perm
they mustn't perm 	I mustn't be perming
you mustn't be perming
he mustn't be perming
we mustn't be perming
you mustn't be perming
they mustn't be perming	I mustn't have permed
you mustn't have permed
he mustn't have permed
we mustn't have permed
you mustn't have permed
they mustn't have permed	I mustn't have been perming
you mustn't have been perming
he mustn't have been perming
we mustn't have been perming
you mustn't have been perming
they mustn't have been perming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I perm?
must you perm?
must he perm?
must we perm?
must you perm?
must they perm? 	must I be perming?
must you be perming?
must he be perming?
must we be perming?
must you be perming?
must they be perming? 	must I have permed?
must you have permed?
must he have permed?
must we have permed?
must you have permed?
must they have permed? 	must I have been perming?
must you have been perming?
must he have been perming?
must we have been perming?
must you have been perming?
must they have been perming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I perm?
mustn't you perm?
mustn't he perm?
mustn't we perm?
mustn't you perm?
mustn't they perm? 	mustn't I be perming?
mustn't you be perming?
mustn't he be perming?
mustn't we be perming?
mustn't you be perming?
mustn't they be perming? 	mustn't I have permed?
mustn't you have permed?
mustn't he have permed?
mustn't we have permed?
mustn't you have permed?
mustn't they have permed? 	mustn't I have been perming?
mustn't you have been perming?
mustn't he have been perming?
mustn't we have been perming?
mustn't you have been perming?
mustn't they have been perming?