may volunteer
Verbe régulier : volunteer - volunteered- volunteered
Traduction française : donner ou fournir spontanément - se porter volontaire 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may volunteer
you may volunteer
she may volunteer
we may volunteer
you may volunteer
they may volunteer 	I may be volunteering
you may be volunteering
she may be volunteering
we may be volunteering
you may be volunteering
they may be volunteering	I may have volunteered
you may have volunteered
she may have volunteered
we may have volunteered
you may have volunteered
they may have volunteered	I may have been volunteering
you may have been volunteering
she may have been volunteering
we may have been volunteering
you may have been volunteering
they may have been volunteering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't volunteer
you mayn't volunteer
she mayn't volunteer
we mayn't volunteer
you mayn't volunteer
they mayn't volunteer 	I mayn't be volunteering
you mayn't be volunteering
she mayn't be volunteering
we mayn't be volunteering
you mayn't be volunteering
they mayn't be volunteering	I mayn't have volunteered
you mayn't have volunteered
she mayn't have volunteered
we mayn't have volunteered
you mayn't have volunteered
they mayn't have volunteered	I mayn't have been volunteering
you mayn't have been volunteering
she mayn't have been volunteering
we mayn't have been volunteering
you mayn't have been volunteering
they mayn't have been volunteering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I volunteer?
may you volunteer?
may she volunteer?
may we volunteer?
may you volunteer?
may they volunteer? 	may I be volunteering?
may you be volunteering?
may she be volunteering?
may we be volunteering?
may you be volunteering?
may they be volunteering? 	may I have volunteered?
may you have volunteered?
may she have volunteered?
may we have volunteered?
may you have volunteered?
may they have volunteered? 	may I have been volunteering?
may you have been volunteering?
may she have been volunteering?
may we have been volunteering?
may you have been volunteering?
may they have been volunteering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I volunteer?
mayn't you volunteer?
mayn't she volunteer?
mayn't we volunteer?
mayn't you volunteer?
mayn't they volunteer? 	mayn't I be volunteering?
mayn't you be volunteering?
mayn't she be volunteering?
mayn't we be volunteering?
mayn't you be volunteering?
mayn't they be volunteering? 	mayn't I have volunteered?
mayn't you have volunteered?
mayn't she have volunteered?
mayn't we have volunteered?
mayn't you have volunteered?
mayn't they have volunteered? 	mayn't I have been volunteering?
mayn't you have been volunteering?
mayn't she have been volunteering?
mayn't we have been volunteering?
mayn't you have been volunteering?
mayn't they have been volunteering?