must brevet
Verbe régulier : brevet - breveted- breveted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must brevet
you must brevet
she must brevet
we must brevet
you must brevet
they must brevet 	I must be breveting
you must be breveting
she must be breveting
we must be breveting
you must be breveting
they must be breveting	I must have breveted
you must have breveted
she must have breveted
we must have breveted
you must have breveted
they must have breveted	I must have been breveting
you must have been breveting
she must have been breveting
we must have been breveting
you must have been breveting
they must have been breveting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't brevet
you mustn't brevet
she mustn't brevet
we mustn't brevet
you mustn't brevet
they mustn't brevet 	I mustn't be breveting
you mustn't be breveting
she mustn't be breveting
we mustn't be breveting
you mustn't be breveting
they mustn't be breveting	I mustn't have breveted
you mustn't have breveted
she mustn't have breveted
we mustn't have breveted
you mustn't have breveted
they mustn't have breveted	I mustn't have been breveting
you mustn't have been breveting
she mustn't have been breveting
we mustn't have been breveting
you mustn't have been breveting
they mustn't have been breveting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I brevet?
must you brevet?
must she brevet?
must we brevet?
must you brevet?
must they brevet? 	must I be breveting?
must you be breveting?
must she be breveting?
must we be breveting?
must you be breveting?
must they be breveting? 	must I have breveted?
must you have breveted?
must she have breveted?
must we have breveted?
must you have breveted?
must they have breveted? 	must I have been breveting?
must you have been breveting?
must she have been breveting?
must we have been breveting?
must you have been breveting?
must they have been breveting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I brevet?
mustn't you brevet?
mustn't she brevet?
mustn't we brevet?
mustn't you brevet?
mustn't they brevet? 	mustn't I be breveting?
mustn't you be breveting?
mustn't she be breveting?
mustn't we be breveting?
mustn't you be breveting?
mustn't they be breveting? 	mustn't I have breveted?
mustn't you have breveted?
mustn't she have breveted?
mustn't we have breveted?
mustn't you have breveted?
mustn't they have breveted? 	mustn't I have been breveting?
mustn't you have been breveting?
mustn't she have been breveting?
mustn't we have been breveting?
mustn't you have been breveting?
mustn't they have been breveting?