I may ret you may ret he may ret we may ret you may ret they may ret
V-ing form
I may be retting you may be retting he may be retting we may be retting you may be retting they may be retting
Perfect
I may have retted you may have retted he may have retted we may have retted you may have retted they may have retted
V-ing perfect
I may have been retting you may have been retting he may have been retting we may have been retting you may have been retting they may have been retting
Negation
Simple form
I may not ret you may not ret he may not ret we may not ret you may not ret they may not ret
V-ing form
I may not be retting you may not be retting he may not be retting we may not be retting you may not be retting they may not be retting
Perfect
I may not have retted you may not have retted he may not have retted we may not have retted you may not have retted they may not have retted
V-ing perfect
I may not have been retting you may not have been retting he may not have been retting we may not have been retting you may not have been retting they may not have been retting
Interrogative form
Simple form
may I ret? may you ret? may he ret? may we ret? may you ret? may they ret?
V-ing form
may I be retting? may you be retting? may he be retting? may we be retting? may you be retting? may they be retting?
Perfect
may I have retted? may you have retted? may he have retted? may we have retted? may you have retted? may they have retted?
V-ing perfect
may I have been retting? may you have been retting? may he have been retting? may we have been retting? may you have been retting? may they have been retting?
Interro-negative form
Simple form
may I not ret? may you not ret? may he not ret? may we not ret? may you not ret? may they not ret?
V-ing form
may I not be retting? may you not be retting? may he not be retting? may we not be retting? may you not be retting? may they not be retting?
Perfect
may I not have retted? may you not have retted? may he not have retted? may we not have retted? may you not have retted? may they not have retted?
V-ing perfect
may I not have been retting? may you not have been retting? may he not have been retting? may we not have been retting? may you not have been retting? may they not have been retting?