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