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