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
she must perm
we must perm
you must perm
they must perm 	I must be perming
you must be perming
she must be perming
we must be perming
you must be perming
they must be perming	I must have permed
you must have permed
she 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
she 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 must not perm
you must not perm
she must not perm
we must not perm
you must not perm
they must not perm 	I must not be perming
you must not be perming
she must not be perming
we must not be perming
you must not be perming
they must not be perming	I must not have permed
you must not have permed
she must not have permed
we must not have permed
you must not have permed
they must not have permed	I must not have been perming
you must not have been perming
she must not have been perming
we must not have been perming
you must not have been perming
they must not have been perming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I perm?
must you perm?
must she perm?
must we perm?
must you perm?
must they perm? 	must I be perming?
must you be perming?
must she be perming?
must we be perming?
must you be perming?
must they be perming? 	must I have permed?
must you have permed?
must she 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 she 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 	
must I not perm?
must you not perm?
must she not perm?
must we not perm?
must you not perm?
must they not perm? 	must I not be perming?
must you not be perming?
must she not be perming?
must we not be perming?
must you not be perming?
must they not be perming? 	must I not have permed?
must you not have permed?
must she not have permed?
must we not have permed?
must you not have permed?
must they not have permed? 	must I not have been perming?
must you not have been perming?
must she not have been perming?
must we not have been perming?
must you not have been perming?
must they not have been perming?