I may oblige you may oblige he may oblige we may oblige you may oblige they may oblige
V-ing form
I may be obliging you may be obliging he may be obliging we may be obliging you may be obliging they may be obliging
Perfect
I may have obliged you may have obliged he 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 he may have been obliging we may have been obliging you may have been obliging they may have been obliging
Negation
Simple form
I may not oblige you may not oblige he may not oblige we may not oblige you may not oblige they may not oblige
V-ing form
I may not be obliging you may not be obliging he may not be obliging we may not be obliging you may not be obliging they may not be obliging
Perfect
I may not have obliged you may not have obliged he may not have obliged we may not have obliged you may not have obliged they may not have obliged
V-ing perfect
I may not have been obliging you may not have been obliging he may not have been obliging we may not have been obliging you may not have been obliging they may not have been obliging
Interrogative form
Simple form
may I oblige? may you oblige? may he oblige? may we oblige? may you oblige? may they oblige?
V-ing form
may I be obliging? may you be obliging? may he be obliging? may we be obliging? may you be obliging? may they be obliging?
Perfect
may I have obliged? may you have obliged? may he 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 he have been obliging? may we have been obliging? may you have been obliging? may they have been obliging?
Interro-negative form
Simple form
may I not oblige? may you not oblige? may he not oblige? may we not oblige? may you not oblige? may they not oblige?
V-ing form
may I not be obliging? may you not be obliging? may he not be obliging? may we not be obliging? may you not be obliging? may they not be obliging?
Perfect
may I not have obliged? may you not have obliged? may he not have obliged? may we not have obliged? may you not have obliged? may they not have obliged?
V-ing perfect
may I not have been obliging? may you not have been obliging? may he not have been obliging? may we not have been obliging? may you not have been obliging? may they not have been obliging?