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