I may bestow you may bestow he may bestow we may bestow you may bestow they may bestow
V-ing form
I may be bestowing you may be bestowing he may be bestowing we may be bestowing you may be bestowing they may be bestowing
Perfect
I may have bestowed you may have bestowed he may have bestowed we may have bestowed you may have bestowed they may have bestowed
V-ing perfect
I may have been bestowing you may have been bestowing he may have been bestowing we may have been bestowing you may have been bestowing they may have been bestowing
Negation
Simple form
I mayn't bestow you mayn't bestow he mayn't bestow we mayn't bestow you mayn't bestow they mayn't bestow
V-ing form
I mayn't be bestowing you mayn't be bestowing he mayn't be bestowing we mayn't be bestowing you mayn't be bestowing they mayn't be bestowing
Perfect
I mayn't have bestowed you mayn't have bestowed he mayn't have bestowed we mayn't have bestowed you mayn't have bestowed they mayn't have bestowed
V-ing perfect
I mayn't have been bestowing you mayn't have been bestowing he mayn't have been bestowing we mayn't have been bestowing you mayn't have been bestowing they mayn't have been bestowing
Interrogative form
Simple form
may I bestow? may you bestow? may he bestow? may we bestow? may you bestow? may they bestow?
V-ing form
may I be bestowing? may you be bestowing? may he be bestowing? may we be bestowing? may you be bestowing? may they be bestowing?
Perfect
may I have bestowed? may you have bestowed? may he have bestowed? may we have bestowed? may you have bestowed? may they have bestowed?
V-ing perfect
may I have been bestowing? may you have been bestowing? may he have been bestowing? may we have been bestowing? may you have been bestowing? may they have been bestowing?
Interro-negative form
Simple form
mayn't I bestow? mayn't you bestow? mayn't he bestow? mayn't we bestow? mayn't you bestow? mayn't they bestow?
V-ing form
mayn't I be bestowing? mayn't you be bestowing? mayn't he be bestowing? mayn't we be bestowing? mayn't you be bestowing? mayn't they be bestowing?
Perfect
mayn't I have bestowed? mayn't you have bestowed? mayn't he have bestowed? mayn't we have bestowed? mayn't you have bestowed? mayn't they have bestowed?
V-ing perfect
mayn't I have been bestowing? mayn't you have been bestowing? mayn't he have been bestowing? mayn't we have been bestowing? mayn't you have been bestowing? mayn't they have been bestowing?