must breech
Verbe régulier : breech - breeched- breeched
Traduction française : munir d'une culasse 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must breech
you must breech
she must breech
we must breech
you must breech
they must breech 	I must be breeching
you must be breeching
she must be breeching
we must be breeching
you must be breeching
they must be breeching	I must have breeched
you must have breeched
she must have breeched
we must have breeched
you must have breeched
they must have breeched	I must have been breeching
you must have been breeching
she must have been breeching
we must have been breeching
you must have been breeching
they must have been breeching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not breech
you must not breech
she must not breech
we must not breech
you must not breech
they must not breech 	I must not be breeching
you must not be breeching
she must not be breeching
we must not be breeching
you must not be breeching
they must not be breeching	I must not have breeched
you must not have breeched
she must not have breeched
we must not have breeched
you must not have breeched
they must not have breeched	I must not have been breeching
you must not have been breeching
she must not have been breeching
we must not have been breeching
you must not have been breeching
they must not have been breeching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I breech?
must you breech?
must she breech?
must we breech?
must you breech?
must they breech? 	must I be breeching?
must you be breeching?
must she be breeching?
must we be breeching?
must you be breeching?
must they be breeching? 	must I have breeched?
must you have breeched?
must she have breeched?
must we have breeched?
must you have breeched?
must they have breeched? 	must I have been breeching?
must you have been breeching?
must she have been breeching?
must we have been breeching?
must you have been breeching?
must they have been breeching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not breech?
must you not breech?
must she not breech?
must we not breech?
must you not breech?
must they not breech? 	must I not be breeching?
must you not be breeching?
must she not be breeching?
must we not be breeching?
must you not be breeching?
must they not be breeching? 	must I not have breeched?
must you not have breeched?
must she not have breeched?
must we not have breeched?
must you not have breeched?
must they not have breeched? 	must I not have been breeching?
must you not have been breeching?
must she not have been breeching?
must we not have been breeching?
must you not have been breeching?
must they not have been breeching?