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