may percuss
Regular verb: percuss - percussed- percussed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not percuss
you may not percuss
she may not percuss
we may not percuss
you may not percuss
they may not percuss 	I may not be percussing
you may not be percussing
she may not be percussing
we may not be percussing
you may not be percussing
they may not be percussing	I may not have percussed
you may not have percussed
she may not have percussed
we may not have percussed
you may not have percussed
they may not have percussed	I may not have been percussing
you may not have been percussing
she may not have been percussing
we may not have been percussing
you may not have been percussing
they may not have been percussing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not percuss?
may you not percuss?
may she not percuss?
may we not percuss?
may you not percuss?
may they not percuss? 	may I not be percussing?
may you not be percussing?
may she not be percussing?
may we not be percussing?
may you not be percussing?
may they not be percussing? 	may I not have percussed?
may you not have percussed?
may she not have percussed?
may we not have percussed?
may you not have percussed?
may they not have percussed? 	may I not have been percussing?
may you not have been percussing?
may she not have been percussing?
may we not have been percussing?
may you not have been percussing?
may they not have been percussing?