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