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