may percuss
Verbe régulier : percuss - percussed- percussed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may percuss
you may percuss
she may percuss
we may percuss
you may percuss
they may percuss 	I may be percussing
you may be percussing
she may be percussing
we may be percussing
you may be percussing
they may be percussing	I may have percussed
you may have percussed
she may have percussed
we may have percussed
you may have percussed
they may have percussed	I may have been percussing
you may have been percussing
she may have been percussing
we may have been percussing
you may have been percussing
they may have been percussing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't percuss
you mayn't percuss
she mayn't percuss
we mayn't percuss
you mayn't percuss
they mayn't percuss 	I mayn't be percussing
you mayn't be percussing
she mayn't be percussing
we mayn't be percussing
you mayn't be percussing
they mayn't be percussing	I mayn't have percussed
you mayn't have percussed
she mayn't have percussed
we mayn't have percussed
you mayn't have percussed
they mayn't have percussed	I mayn't have been percussing
you mayn't have been percussing
she mayn't have been percussing
we mayn't have been percussing
you mayn't have been percussing
they mayn't have been percussing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I percuss?
may you percuss?
may she percuss?
may we percuss?
may you percuss?
may they percuss? 	may I be percussing?
may you be percussing?
may she be percussing?
may we be percussing?
may you be percussing?
may they be percussing? 	may I have percussed?
may you have percussed?
may she have percussed?
may we have percussed?
may you have percussed?
may they have percussed? 	may I have been percussing?
may you have been percussing?
may she have been percussing?
may we have been percussing?
may you have been percussing?
may they have been percussing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I percuss?
mayn't you percuss?
mayn't she percuss?
mayn't we percuss?
mayn't you percuss?
mayn't they percuss? 	mayn't I be percussing?
mayn't you be percussing?
mayn't she be percussing?
mayn't we be percussing?
mayn't you be percussing?
mayn't they be percussing? 	mayn't I have percussed?
mayn't you have percussed?
mayn't she have percussed?
mayn't we have percussed?
mayn't you have percussed?
mayn't they have percussed? 	mayn't I have been percussing?
mayn't you have been percussing?
mayn't she have been percussing?
mayn't we have been percussing?
mayn't you have been percussing?
mayn't they have been percussing?