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