may black
Regular verb: black - blacked- blacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may black
you may black
she may black
we may black
you may black
they may black 	I may be blacking
you may be blacking
she may be blacking
we may be blacking
you may be blacking
they may be blacking	I may have blacked
you may have blacked
she may have blacked
we may have blacked
you may have blacked
they may have blacked	I may have been blacking
you may have been blacking
she may have been blacking
we may have been blacking
you may have been blacking
they may have been blacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not black
you may not black
she may not black
we may not black
you may not black
they may not black 	I may not be blacking
you may not be blacking
she may not be blacking
we may not be blacking
you may not be blacking
they may not be blacking	I may not have blacked
you may not have blacked
she may not have blacked
we may not have blacked
you may not have blacked
they may not have blacked	I may not have been blacking
you may not have been blacking
she may not have been blacking
we may not have been blacking
you may not have been blacking
they may not have been blacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I black?
may you black?
may she black?
may we black?
may you black?
may they black? 	may I be blacking?
may you be blacking?
may she be blacking?
may we be blacking?
may you be blacking?
may they be blacking? 	may I have blacked?
may you have blacked?
may she have blacked?
may we have blacked?
may you have blacked?
may they have blacked? 	may I have been blacking?
may you have been blacking?
may she have been blacking?
may we have been blacking?
may you have been blacking?
may they have been blacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not black?
may you not black?
may she not black?
may we not black?
may you not black?
may they not black? 	may I not be blacking?
may you not be blacking?
may she not be blacking?
may we not be blacking?
may you not be blacking?
may they not be blacking? 	may I not have blacked?
may you not have blacked?
may she not have blacked?
may we not have blacked?
may you not have blacked?
may they not have blacked? 	may I not have been blacking?
may you not have been blacking?
may she not have been blacking?
may we not have been blacking?
may you not have been blacking?
may they not have been blacking?