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