I may slap you may slap she may slap we may slap you may slap they may slap
V-ing form
I may be slapping you may be slapping she may be slapping we may be slapping you may be slapping they may be slapping
Perfect
I may have slapped you may have slapped she may have slapped we may have slapped you may have slapped they may have slapped
V-ing perfect
I may have been slapping you may have been slapping she may have been slapping we may have been slapping you may have been slapping they may have been slapping
Negation
Simple form
I mayn't slap you mayn't slap she mayn't slap we mayn't slap you mayn't slap they mayn't slap
V-ing form
I mayn't be slapping you mayn't be slapping she mayn't be slapping we mayn't be slapping you mayn't be slapping they mayn't be slapping
Perfect
I mayn't have slapped you mayn't have slapped she mayn't have slapped we mayn't have slapped you mayn't have slapped they mayn't have slapped
V-ing perfect
I mayn't have been slapping you mayn't have been slapping she mayn't have been slapping we mayn't have been slapping you mayn't have been slapping they mayn't have been slapping
Interrogative form
Simple form
may I slap? may you slap? may she slap? may we slap? may you slap? may they slap?
V-ing form
may I be slapping? may you be slapping? may she be slapping? may we be slapping? may you be slapping? may they be slapping?
Perfect
may I have slapped? may you have slapped? may she have slapped? may we have slapped? may you have slapped? may they have slapped?
V-ing perfect
may I have been slapping? may you have been slapping? may she have been slapping? may we have been slapping? may you have been slapping? may they have been slapping?
Interro-negative form
Simple form
mayn't I slap? mayn't you slap? mayn't she slap? mayn't we slap? mayn't you slap? mayn't they slap?
V-ing form
mayn't I be slapping? mayn't you be slapping? mayn't she be slapping? mayn't we be slapping? mayn't you be slapping? mayn't they be slapping?
Perfect
mayn't I have slapped? mayn't you have slapped? mayn't she have slapped? mayn't we have slapped? mayn't you have slapped? mayn't they have slapped?
V-ing perfect
mayn't I have been slapping? mayn't you have been slapping? mayn't she have been slapping? mayn't we have been slapping? mayn't you have been slapping? mayn't they have been slapping?