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