I may slap you may slap he may slap we may slap you may slap they may slap
V-ing form
I may be slapping you may be slapping he may be slapping we may be slapping you may be slapping they may be slapping
Perfect
I may have slapped you may have slapped he 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 he 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 he 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 he 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 he 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 he 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 he slap? may we slap? may you slap? may they slap?
V-ing form
may I be slapping? may you be slapping? may he be slapping? may we be slapping? may you be slapping? may they be slapping?
Perfect
may I have slapped? may you have slapped? may he 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 he 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 he 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 he 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 he 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 he have been slapping? mayn't we have been slapping? mayn't you have been slapping? mayn't they have been slapping?