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