I may oversee you may oversee he may oversee we may oversee you may oversee they may oversee
V-ing form
I may be overseeing you may be overseeing he may be overseeing we may be overseeing you may be overseeing they may be overseeing
Perfect
I may have overseen you may have overseen he 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 he 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 he 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 he 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 he 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 he 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 he oversee? may we oversee? may you oversee? may they oversee?
V-ing form
may I be overseeing? may you be overseeing? may he be overseeing? may we be overseeing? may you be overseeing? may they be overseeing?
Perfect
may I have overseen? may you have overseen? may he 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 he 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 he 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 he 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 he 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 he have been overseeing? mayn't we have been overseeing? mayn't you have been overseeing? mayn't they have been overseeing?