I may arrive you may arrive she may arrive we may arrive you may arrive they may arrive
V-ing form
I may be arriving you may be arriving she may be arriving we may be arriving you may be arriving they may be arriving
Perfect
I may have arrived you may have arrived she may have arrived we may have arrived you may have arrived they may have arrived
V-ing perfect
I may have been arriving you may have been arriving she may have been arriving we may have been arriving you may have been arriving they may have been arriving
Negation
Simple form
I mayn't arrive you mayn't arrive she mayn't arrive we mayn't arrive you mayn't arrive they mayn't arrive
V-ing form
I mayn't be arriving you mayn't be arriving she mayn't be arriving we mayn't be arriving you mayn't be arriving they mayn't be arriving
Perfect
I mayn't have arrived you mayn't have arrived she mayn't have arrived we mayn't have arrived you mayn't have arrived they mayn't have arrived
V-ing perfect
I mayn't have been arriving you mayn't have been arriving she mayn't have been arriving we mayn't have been arriving you mayn't have been arriving they mayn't have been arriving
Interrogative form
Simple form
may I arrive? may you arrive? may she arrive? may we arrive? may you arrive? may they arrive?
V-ing form
may I be arriving? may you be arriving? may she be arriving? may we be arriving? may you be arriving? may they be arriving?
Perfect
may I have arrived? may you have arrived? may she have arrived? may we have arrived? may you have arrived? may they have arrived?
V-ing perfect
may I have been arriving? may you have been arriving? may she have been arriving? may we have been arriving? may you have been arriving? may they have been arriving?
Interro-negative form
Simple form
mayn't I arrive? mayn't you arrive? mayn't she arrive? mayn't we arrive? mayn't you arrive? mayn't they arrive?
V-ing form
mayn't I be arriving? mayn't you be arriving? mayn't she be arriving? mayn't we be arriving? mayn't you be arriving? mayn't they be arriving?
Perfect
mayn't I have arrived? mayn't you have arrived? mayn't she have arrived? mayn't we have arrived? mayn't you have arrived? mayn't they have arrived?
V-ing perfect
mayn't I have been arriving? mayn't you have been arriving? mayn't she have been arriving? mayn't we have been arriving? mayn't you have been arriving? mayn't they have been arriving?