English verb conjugation
MAY MAINTAIN

Regular verb: maintain - maintained - maintained

Affirmation

Simple form	V-ing form
I may maintain you may maintain she may maintain we may maintain you may maintain they may maintain	I may be maintaining you may be maintaining she may be maintaining we may be maintaining you may be maintaining they may be maintaining
Perfect	V-ing perfect
I may have maintained you may have maintained she may have maintained we may have maintained you may have maintained they may have maintained	I may have been maintaining you may have been maintaining she may have been maintaining we may have been maintaining you may have been maintaining they may have been maintaining

Negation

Simple form	V-ing form
I mayn't maintain you mayn't maintain she mayn't maintain we mayn't maintain you mayn't maintain they mayn't maintain	I mayn't be maintaining you mayn't be maintaining she mayn't be maintaining we mayn't be maintaining you mayn't be maintaining they mayn't be maintaining
Perfect	V-ing perfect
I mayn't have maintained you mayn't have maintained she mayn't have maintained we mayn't have maintained you mayn't have maintained they mayn't have maintained	I mayn't have been maintaining you mayn't have been maintaining she mayn't have been maintaining we mayn't have been maintaining you mayn't have been maintaining they mayn't have been maintaining

Interrogative form

Simple form	V-ing form
may I maintain? may you maintain? may she maintain? may we maintain? may you maintain? may they maintain?	may I be maintaining? may you be maintaining? may she be maintaining? may we be maintaining? may you be maintaining? may they be maintaining?
Perfect	V-ing perfect
may I have maintained? may you have maintained? may she have maintained? may we have maintained? may you have maintained? may they have maintained?	may I have been maintaining? may you have been maintaining? may she have been maintaining? may we have been maintaining? may you have been maintaining? may they have been maintaining?

Interro-negative form

Simple form	V-ing form
mayn't I maintain? mayn't you maintain? mayn't she maintain? mayn't we maintain? mayn't you maintain? mayn't they maintain?	mayn't I be maintaining? mayn't you be maintaining? mayn't she be maintaining? mayn't we be maintaining? mayn't you be maintaining? mayn't they be maintaining?
Perfect	V-ing perfect
mayn't I have maintained? mayn't you have maintained? mayn't she have maintained? mayn't we have maintained? mayn't you have maintained? mayn't they have maintained?	mayn't I have been maintaining? mayn't you have been maintaining? mayn't she have been maintaining? mayn't we have been maintaining? mayn't you have been maintaining? mayn't they have been maintaining?