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