may firm
Verbe régulier : firm - firmed- firmed
Traduction française : tasser - se raffermir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may firm
you may firm
she may firm
we may firm
you may firm
they may firm 	I may be firming
you may be firming
she may be firming
we may be firming
you may be firming
they may be firming	I may have firmed
you may have firmed
she may have firmed
we may have firmed
you may have firmed
they may have firmed	I may have been firming
you may have been firming
she may have been firming
we may have been firming
you may have been firming
they may have been firming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't firm
you mayn't firm
she mayn't firm
we mayn't firm
you mayn't firm
they mayn't firm 	I mayn't be firming
you mayn't be firming
she mayn't be firming
we mayn't be firming
you mayn't be firming
they mayn't be firming	I mayn't have firmed
you mayn't have firmed
she mayn't have firmed
we mayn't have firmed
you mayn't have firmed
they mayn't have firmed	I mayn't have been firming
you mayn't have been firming
she mayn't have been firming
we mayn't have been firming
you mayn't have been firming
they mayn't have been firming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I firm?
may you firm?
may she firm?
may we firm?
may you firm?
may they firm? 	may I be firming?
may you be firming?
may she be firming?
may we be firming?
may you be firming?
may they be firming? 	may I have firmed?
may you have firmed?
may she have firmed?
may we have firmed?
may you have firmed?
may they have firmed? 	may I have been firming?
may you have been firming?
may she have been firming?
may we have been firming?
may you have been firming?
may they have been firming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I firm?
mayn't you firm?
mayn't she firm?
mayn't we firm?
mayn't you firm?
mayn't they firm? 	mayn't I be firming?
mayn't you be firming?
mayn't she be firming?
mayn't we be firming?
mayn't you be firming?
mayn't they be firming? 	mayn't I have firmed?
mayn't you have firmed?
mayn't she have firmed?
mayn't we have firmed?
mayn't you have firmed?
mayn't they have firmed? 	mayn't I have been firming?
mayn't you have been firming?
mayn't she have been firming?
mayn't we have been firming?
mayn't you have been firming?
mayn't they have been firming?