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