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