I may black you may black she may black we may black you may black they may black
V-ing form
I may be blacking you may be blacking she may be blacking we may be blacking you may be blacking they may be blacking
Perfect
I may have blacked you may have blacked she may have blacked we may have blacked you may have blacked they may have blacked
V-ing perfect
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
I mayn't black you mayn't black she mayn't black we mayn't black you mayn't black they mayn't black
V-ing form
I mayn't be blacking you mayn't be blacking she mayn't be blacking we mayn't be blacking you mayn't be blacking they mayn't be blacking
Perfect
I mayn't have blacked you mayn't have blacked she mayn't have blacked we mayn't have blacked you mayn't have blacked they mayn't have blacked
V-ing perfect
I mayn't have been blacking you mayn't have been blacking she mayn't have been blacking we mayn't have been blacking you mayn't have been blacking they mayn't have been blacking
Interrogative form
Simple form
may I black? may you black? may she black? may we black? may you black? may they black?
V-ing form
may I be blacking? may you be blacking? may she be blacking? may we be blacking? may you be blacking? may they be blacking?
Perfect
may I have blacked? may you have blacked? may she have blacked? may we have blacked? may you have blacked? may they have blacked?
V-ing perfect
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
mayn't I black? mayn't you black? mayn't she black? mayn't we black? mayn't you black? mayn't they black?
V-ing form
mayn't I be blacking? mayn't you be blacking? mayn't she be blacking? mayn't we be blacking? mayn't you be blacking? mayn't they be blacking?
Perfect
mayn't I have blacked? mayn't you have blacked? mayn't she have blacked? mayn't we have blacked? mayn't you have blacked? mayn't they have blacked?
V-ing perfect
mayn't I have been blacking? mayn't you have been blacking? mayn't she have been blacking? mayn't we have been blacking? mayn't you have been blacking? mayn't they have been blacking?