may antedate
Verbe régulier : antedate - antedated- antedated
Traduction française : précéder - antidater 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may antedate
you may antedate
she may antedate
we may antedate
you may antedate
they may antedate 	I may be antedating
you may be antedating
she may be antedating
we may be antedating
you may be antedating
they may be antedating	I may have antedated
you may have antedated
she may have antedated
we may have antedated
you may have antedated
they may have antedated	I may have been antedating
you may have been antedating
she may have been antedating
we may have been antedating
you may have been antedating
they may have been antedating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't antedate
you mayn't antedate
she mayn't antedate
we mayn't antedate
you mayn't antedate
they mayn't antedate 	I mayn't be antedating
you mayn't be antedating
she mayn't be antedating
we mayn't be antedating
you mayn't be antedating
they mayn't be antedating	I mayn't have antedated
you mayn't have antedated
she mayn't have antedated
we mayn't have antedated
you mayn't have antedated
they mayn't have antedated	I mayn't have been antedating
you mayn't have been antedating
she mayn't have been antedating
we mayn't have been antedating
you mayn't have been antedating
they mayn't have been antedating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I antedate?
may you antedate?
may she antedate?
may we antedate?
may you antedate?
may they antedate? 	may I be antedating?
may you be antedating?
may she be antedating?
may we be antedating?
may you be antedating?
may they be antedating? 	may I have antedated?
may you have antedated?
may she have antedated?
may we have antedated?
may you have antedated?
may they have antedated? 	may I have been antedating?
may you have been antedating?
may she have been antedating?
may we have been antedating?
may you have been antedating?
may they have been antedating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I antedate?
mayn't you antedate?
mayn't she antedate?
mayn't we antedate?
mayn't you antedate?
mayn't they antedate? 	mayn't I be antedating?
mayn't you be antedating?
mayn't she be antedating?
mayn't we be antedating?
mayn't you be antedating?
mayn't they be antedating? 	mayn't I have antedated?
mayn't you have antedated?
mayn't she have antedated?
mayn't we have antedated?
mayn't you have antedated?
mayn't they have antedated? 	mayn't I have been antedating?
mayn't you have been antedating?
mayn't she have been antedating?
mayn't we have been antedating?
mayn't you have been antedating?
mayn't they have been antedating?