I may decapitate you may decapitate he may decapitate we may decapitate you may decapitate they may decapitate
V-ing form
I may be decapitating you may be decapitating he may be decapitating we may be decapitating you may be decapitating they may be decapitating
Perfect
I may have decapitated you may have decapitated he may have decapitated we may have decapitated you may have decapitated they may have decapitated
V-ing perfect
I may have been decapitating you may have been decapitating he may have been decapitating we may have been decapitating you may have been decapitating they may have been decapitating
Negation
Simple form
I mayn't decapitate you mayn't decapitate he mayn't decapitate we mayn't decapitate you mayn't decapitate they mayn't decapitate
V-ing form
I mayn't be decapitating you mayn't be decapitating he mayn't be decapitating we mayn't be decapitating you mayn't be decapitating they mayn't be decapitating
Perfect
I mayn't have decapitated you mayn't have decapitated he mayn't have decapitated we mayn't have decapitated you mayn't have decapitated they mayn't have decapitated
V-ing perfect
I mayn't have been decapitating you mayn't have been decapitating he mayn't have been decapitating we mayn't have been decapitating you mayn't have been decapitating they mayn't have been decapitating
Interrogative form
Simple form
may I decapitate? may you decapitate? may he decapitate? may we decapitate? may you decapitate? may they decapitate?
V-ing form
may I be decapitating? may you be decapitating? may he be decapitating? may we be decapitating? may you be decapitating? may they be decapitating?
Perfect
may I have decapitated? may you have decapitated? may he have decapitated? may we have decapitated? may you have decapitated? may they have decapitated?
V-ing perfect
may I have been decapitating? may you have been decapitating? may he have been decapitating? may we have been decapitating? may you have been decapitating? may they have been decapitating?
Interro-negative form
Simple form
mayn't I decapitate? mayn't you decapitate? mayn't he decapitate? mayn't we decapitate? mayn't you decapitate? mayn't they decapitate?
V-ing form
mayn't I be decapitating? mayn't you be decapitating? mayn't he be decapitating? mayn't we be decapitating? mayn't you be decapitating? mayn't they be decapitating?
Perfect
mayn't I have decapitated? mayn't you have decapitated? mayn't he have decapitated? mayn't we have decapitated? mayn't you have decapitated? mayn't they have decapitated?
V-ing perfect
mayn't I have been decapitating? mayn't you have been decapitating? mayn't he have been decapitating? mayn't we have been decapitating? mayn't you have been decapitating? mayn't they have been decapitating?