must behead
Verbe régulier : behead - beheaded- beheaded
Traduction française : décapiter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must behead
you must behead
she must behead
we must behead
you must behead
they must behead 	I must be beheading
you must be beheading
she must be beheading
we must be beheading
you must be beheading
they must be beheading	I must have beheaded
you must have beheaded
she must have beheaded
we must have beheaded
you must have beheaded
they must have beheaded	I must have been beheading
you must have been beheading
she must have been beheading
we must have been beheading
you must have been beheading
they must have been beheading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not behead
you must not behead
she must not behead
we must not behead
you must not behead
they must not behead 	I must not be beheading
you must not be beheading
she must not be beheading
we must not be beheading
you must not be beheading
they must not be beheading	I must not have beheaded
you must not have beheaded
she must not have beheaded
we must not have beheaded
you must not have beheaded
they must not have beheaded	I must not have been beheading
you must not have been beheading
she must not have been beheading
we must not have been beheading
you must not have been beheading
they must not have been beheading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I behead?
must you behead?
must she behead?
must we behead?
must you behead?
must they behead? 	must I be beheading?
must you be beheading?
must she be beheading?
must we be beheading?
must you be beheading?
must they be beheading? 	must I have beheaded?
must you have beheaded?
must she have beheaded?
must we have beheaded?
must you have beheaded?
must they have beheaded? 	must I have been beheading?
must you have been beheading?
must she have been beheading?
must we have been beheading?
must you have been beheading?
must they have been beheading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not behead?
must you not behead?
must she not behead?
must we not behead?
must you not behead?
must they not behead? 	must I not be beheading?
must you not be beheading?
must she not be beheading?
must we not be beheading?
must you not be beheading?
must they not be beheading? 	must I not have beheaded?
must you not have beheaded?
must she not have beheaded?
must we not have beheaded?
must you not have beheaded?
must they not have beheaded? 	must I not have been beheading?
must you not have been beheading?
must she not have been beheading?
must we not have been beheading?
must you not have been beheading?
must they not have been beheading?