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