I may compete you may compete he may compete we may compete you may compete they may compete
V-ing form
I may be competing you may be competing he may be competing we may be competing you may be competing they may be competing
Perfect
I may have competed you may have competed he may have competed we may have competed you may have competed they may have competed
V-ing perfect
I may have been competing you may have been competing he may have been competing we may have been competing you may have been competing they may have been competing
Negation
Simple form
I may not compete you may not compete he may not compete we may not compete you may not compete they may not compete
V-ing form
I may not be competing you may not be competing he may not be competing we may not be competing you may not be competing they may not be competing
Perfect
I may not have competed you may not have competed he may not have competed we may not have competed you may not have competed they may not have competed
V-ing perfect
I may not have been competing you may not have been competing he may not have been competing we may not have been competing you may not have been competing they may not have been competing
Interrogative form
Simple form
may I compete? may you compete? may he compete? may we compete? may you compete? may they compete?
V-ing form
may I be competing? may you be competing? may he be competing? may we be competing? may you be competing? may they be competing?
Perfect
may I have competed? may you have competed? may he have competed? may we have competed? may you have competed? may they have competed?
V-ing perfect
may I have been competing? may you have been competing? may he have been competing? may we have been competing? may you have been competing? may they have been competing?
Interro-negative form
Simple form
may I not compete? may you not compete? may he not compete? may we not compete? may you not compete? may they not compete?
V-ing form
may I not be competing? may you not be competing? may he not be competing? may we not be competing? may you not be competing? may they not be competing?
Perfect
may I not have competed? may you not have competed? may he not have competed? may we not have competed? may you not have competed? may they not have competed?
V-ing perfect
may I not have been competing? may you not have been competing? may he not have been competing? may we not have been competing? may you not have been competing? may they not have been competing?