must coif
Verbe régulier : coif - coifed- coifed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must coif
you must coif
she must coif
we must coif
you must coif
they must coif 	I must be coifing
you must be coifing
she must be coifing
we must be coifing
you must be coifing
they must be coifing	I must have coifed
you must have coifed
she must have coifed
we must have coifed
you must have coifed
they must have coifed	I must have been coifing
you must have been coifing
she must have been coifing
we must have been coifing
you must have been coifing
they must have been coifing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not coif
you must not coif
she must not coif
we must not coif
you must not coif
they must not coif 	I must not be coifing
you must not be coifing
she must not be coifing
we must not be coifing
you must not be coifing
they must not be coifing	I must not have coifed
you must not have coifed
she must not have coifed
we must not have coifed
you must not have coifed
they must not have coifed	I must not have been coifing
you must not have been coifing
she must not have been coifing
we must not have been coifing
you must not have been coifing
they must not have been coifing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I coif?
must you coif?
must she coif?
must we coif?
must you coif?
must they coif? 	must I be coifing?
must you be coifing?
must she be coifing?
must we be coifing?
must you be coifing?
must they be coifing? 	must I have coifed?
must you have coifed?
must she have coifed?
must we have coifed?
must you have coifed?
must they have coifed? 	must I have been coifing?
must you have been coifing?
must she have been coifing?
must we have been coifing?
must you have been coifing?
must they have been coifing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not coif?
must you not coif?
must she not coif?
must we not coif?
must you not coif?
must they not coif? 	must I not be coifing?
must you not be coifing?
must she not be coifing?
must we not be coifing?
must you not be coifing?
must they not be coifing? 	must I not have coifed?
must you not have coifed?
must she not have coifed?
must we not have coifed?
must you not have coifed?
must they not have coifed? 	must I not have been coifing?
must you not have been coifing?
must she not have been coifing?
must we not have been coifing?
must you not have been coifing?
must they not have been coifing?