may brief
Verbe régulier : brief - briefed- briefed
Traduction française : mettre au courant - confier une cause à 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may brief
you may brief
he may brief
we may brief
you may brief
they may brief 	I may be briefing
you may be briefing
he may be briefing
we may be briefing
you may be briefing
they may be briefing	I may have briefed
you may have briefed
he may have briefed
we may have briefed
you may have briefed
they may have briefed	I may have been briefing
you may have been briefing
he may have been briefing
we may have been briefing
you may have been briefing
they may have been briefing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't brief
you mayn't brief
he mayn't brief
we mayn't brief
you mayn't brief
they mayn't brief 	I mayn't be briefing
you mayn't be briefing
he mayn't be briefing
we mayn't be briefing
you mayn't be briefing
they mayn't be briefing	I mayn't have briefed
you mayn't have briefed
he mayn't have briefed
we mayn't have briefed
you mayn't have briefed
they mayn't have briefed	I mayn't have been briefing
you mayn't have been briefing
he mayn't have been briefing
we mayn't have been briefing
you mayn't have been briefing
they mayn't have been briefing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I brief?
may you brief?
may he brief?
may we brief?
may you brief?
may they brief? 	may I be briefing?
may you be briefing?
may he be briefing?
may we be briefing?
may you be briefing?
may they be briefing? 	may I have briefed?
may you have briefed?
may he have briefed?
may we have briefed?
may you have briefed?
may they have briefed? 	may I have been briefing?
may you have been briefing?
may he have been briefing?
may we have been briefing?
may you have been briefing?
may they have been briefing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I brief?
mayn't you brief?
mayn't he brief?
mayn't we brief?
mayn't you brief?
mayn't they brief? 	mayn't I be briefing?
mayn't you be briefing?
mayn't he be briefing?
mayn't we be briefing?
mayn't you be briefing?
mayn't they be briefing? 	mayn't I have briefed?
mayn't you have briefed?
mayn't he have briefed?
mayn't we have briefed?
mayn't you have briefed?
mayn't they have briefed? 	mayn't I have been briefing?
mayn't you have been briefing?
mayn't he have been briefing?
mayn't we have been briefing?
mayn't you have been briefing?
mayn't they have been briefing?