English verb conjugation
MAY RET

Regular verb: ret - retted - retted

Affirmation

Simple form	V-ing form
I may ret you may ret he may ret we may ret you may ret they may ret	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	V-ing 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	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	V-ing form
I mayn't ret you mayn't ret he mayn't ret we mayn't ret you mayn't ret they mayn't ret	I mayn't be retting you mayn't be retting he mayn't be retting we mayn't be retting you mayn't be retting they mayn't be retting
Perfect	V-ing perfect
I mayn't have retted you mayn't have retted he mayn't have retted we mayn't have retted you mayn't have retted they mayn't have retted	I mayn't have been retting you mayn't have been retting he mayn't have been retting we mayn't have been retting you mayn't have been retting they mayn't have been retting

Interrogative form

Simple form	V-ing form
may I ret? may you ret? may he ret? may we ret? may you ret? may they ret?	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	V-ing 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?	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	V-ing form
mayn't I ret? mayn't you ret? mayn't he ret? mayn't we ret? mayn't you ret? mayn't they ret?	mayn't I be retting? mayn't you be retting? mayn't he be retting? mayn't we be retting? mayn't you be retting? mayn't they be retting?
Perfect	V-ing perfect
mayn't I have retted? mayn't you have retted? mayn't he have retted? mayn't we have retted? mayn't you have retted? mayn't they have retted?	mayn't I have been retting? mayn't you have been retting? mayn't he have been retting? mayn't we have been retting? mayn't you have been retting? mayn't they have been retting?