may regress
Verbe régulier : regress - regressed- regressed
Traduction française : régresser - reculer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may regress
you may regress
he may regress
we may regress
you may regress
they may regress 	I may be regressing
you may be regressing
he may be regressing
we may be regressing
you may be regressing
they may be regressing	I may have regressed
you may have regressed
he may have regressed
we may have regressed
you may have regressed
they may have regressed	I may have been regressing
you may have been regressing
he may have been regressing
we may have been regressing
you may have been regressing
they may have been regressing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't regress
you mayn't regress
he mayn't regress
we mayn't regress
you mayn't regress
they mayn't regress 	I mayn't be regressing
you mayn't be regressing
he mayn't be regressing
we mayn't be regressing
you mayn't be regressing
they mayn't be regressing	I mayn't have regressed
you mayn't have regressed
he mayn't have regressed
we mayn't have regressed
you mayn't have regressed
they mayn't have regressed	I mayn't have been regressing
you mayn't have been regressing
he mayn't have been regressing
we mayn't have been regressing
you mayn't have been regressing
they mayn't have been regressing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I regress?
may you regress?
may he regress?
may we regress?
may you regress?
may they regress? 	may I be regressing?
may you be regressing?
may he be regressing?
may we be regressing?
may you be regressing?
may they be regressing? 	may I have regressed?
may you have regressed?
may he have regressed?
may we have regressed?
may you have regressed?
may they have regressed? 	may I have been regressing?
may you have been regressing?
may he have been regressing?
may we have been regressing?
may you have been regressing?
may they have been regressing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I regress?
mayn't you regress?
mayn't he regress?
mayn't we regress?
mayn't you regress?
mayn't they regress? 	mayn't I be regressing?
mayn't you be regressing?
mayn't he be regressing?
mayn't we be regressing?
mayn't you be regressing?
mayn't they be regressing? 	mayn't I have regressed?
mayn't you have regressed?
mayn't he have regressed?
mayn't we have regressed?
mayn't you have regressed?
mayn't they have regressed? 	mayn't I have been regressing?
mayn't you have been regressing?
mayn't he have been regressing?
mayn't we have been regressing?
mayn't you have been regressing?
mayn't they have been regressing?