English verb conjugation
MAY DUN

Regular verb: dun - dunned - dunned

Affirmation

Simple form	V-ing form
I may dun you may dun he may dun we may dun you may dun they may dun	I may be dunning you may be dunning he may be dunning we may be dunning you may be dunning they may be dunning
Perfect	V-ing perfect
I may have dunned you may have dunned he may have dunned we may have dunned you may have dunned they may have dunned	I may have been dunning you may have been dunning he may have been dunning we may have been dunning you may have been dunning they may have been dunning

Negation

Simple form	V-ing form
I mayn't dun you mayn't dun he mayn't dun we mayn't dun you mayn't dun they mayn't dun	I mayn't be dunning you mayn't be dunning he mayn't be dunning we mayn't be dunning you mayn't be dunning they mayn't be dunning
Perfect	V-ing perfect
I mayn't have dunned you mayn't have dunned he mayn't have dunned we mayn't have dunned you mayn't have dunned they mayn't have dunned	I mayn't have been dunning you mayn't have been dunning he mayn't have been dunning we mayn't have been dunning you mayn't have been dunning they mayn't have been dunning

Interrogative form

Simple form	V-ing form
may I dun? may you dun? may he dun? may we dun? may you dun? may they dun?	may I be dunning? may you be dunning? may he be dunning? may we be dunning? may you be dunning? may they be dunning?
Perfect	V-ing perfect
may I have dunned? may you have dunned? may he have dunned? may we have dunned? may you have dunned? may they have dunned?	may I have been dunning? may you have been dunning? may he have been dunning? may we have been dunning? may you have been dunning? may they have been dunning?

Interro-negative form

Simple form	V-ing form
mayn't I dun? mayn't you dun? mayn't he dun? mayn't we dun? mayn't you dun? mayn't they dun?	mayn't I be dunning? mayn't you be dunning? mayn't he be dunning? mayn't we be dunning? mayn't you be dunning? mayn't they be dunning?
Perfect	V-ing perfect
mayn't I have dunned? mayn't you have dunned? mayn't he have dunned? mayn't we have dunned? mayn't you have dunned? mayn't they have dunned?	mayn't I have been dunning? mayn't you have been dunning? mayn't he have been dunning? mayn't we have been dunning? mayn't you have been dunning? mayn't they have been dunning?