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