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