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