I may win you may win he may win we may win you may win they may win
V-ing form
I may be winning you may be winning he may be winning we may be winning you may be winning they may be winning
Perfect
I may have won you may have won he may have won we may have won you may have won they may have won
V-ing perfect
I may have been winning you may have been winning he may have been winning we may have been winning you may have been winning they may have been winning
Negation
Simple form
I may not win you may not win he may not win we may not win you may not win they may not win
V-ing form
I may not be winning you may not be winning he may not be winning we may not be winning you may not be winning they may not be winning
Perfect
I may not have won you may not have won he may not have won we may not have won you may not have won they may not have won
V-ing perfect
I may not have been winning you may not have been winning he may not have been winning we may not have been winning you may not have been winning they may not have been winning
Interrogative form
Simple form
may I win? may you win? may he win? may we win? may you win? may they win?
V-ing form
may I be winning? may you be winning? may he be winning? may we be winning? may you be winning? may they be winning?
Perfect
may I have won? may you have won? may he have won? may we have won? may you have won? may they have won?
V-ing perfect
may I have been winning? may you have been winning? may he have been winning? may we have been winning? may you have been winning? may they have been winning?
Interro-negative form
Simple form
may I not win? may you not win? may he not win? may we not win? may you not win? may they not win?
V-ing form
may I not be winning? may you not be winning? may he not be winning? may we not be winning? may you not be winning? may they not be winning?
Perfect
may I not have won? may you not have won? may he not have won? may we not have won? may you not have won? may they not have won?
V-ing perfect
may I not have been winning? may you not have been winning? may he not have been winning? may we not have been winning? may you not have been winning? may they not have been winning?