English verb conjugation
MAY MAINTAIN

Regular verb: maintain - maintained - maintained

Affirmation

Simple form	V-ing form
I may maintain you may maintain he may maintain we may maintain you may maintain they may maintain	I may be maintaining you may be maintaining he 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 he 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 he 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 may not maintain you may not maintain he may not maintain we may not maintain you may not maintain they may not maintain	I may not be maintaining you may not be maintaining he may not be maintaining we may not be maintaining you may not be maintaining they may not be maintaining
Perfect	V-ing perfect
I may not have maintained you may not have maintained he may not have maintained we may not have maintained you may not have maintained they may not have maintained	I may not have been maintaining you may not have been maintaining he may not have been maintaining we may not have been maintaining you may not have been maintaining they may not have been maintaining

Interrogative form

Simple form	V-ing form
may I maintain? may you maintain? may he maintain? may we maintain? may you maintain? may they maintain?	may I be maintaining? may you be maintaining? may he 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 he 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 he 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
may I not maintain? may you not maintain? may he not maintain? may we not maintain? may you not maintain? may they not maintain?	may I not be maintaining? may you not be maintaining? may he not be maintaining? may we not be maintaining? may you not be maintaining? may they not be maintaining?
Perfect	V-ing perfect
may I not have maintained? may you not have maintained? may he not have maintained? may we not have maintained? may you not have maintained? may they not have maintained?	may I not have been maintaining? may you not have been maintaining? may he not have been maintaining? may we not have been maintaining? may you not have been maintaining? may they not have been maintaining?