I may bestow you may bestow she may bestow we may bestow you may bestow they may bestow
V-ing form
I may be bestowing you may be bestowing she may be bestowing we may be bestowing you may be bestowing they may be bestowing
Perfect
I may have bestowed you may have bestowed she 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 she 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 she 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 she 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 she 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 she 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 she bestow? may we bestow? may you bestow? may they bestow?
V-ing form
may I be bestowing? may you be bestowing? may she be bestowing? may we be bestowing? may you be bestowing? may they be bestowing?
Perfect
may I have bestowed? may you have bestowed? may she 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 she 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 she 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 she 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 she 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 she have been bestowing? mayn't we have been bestowing? mayn't you have been bestowing? mayn't they have been bestowing?