English verb conjugation
MAY DUEL

Regular verb: duel - dueled - dueled

Affirmation

Simple form	V-ing form
I may duel you may duel he may duel we may duel you may duel they may duel	I may be dueling you may be dueling he may be dueling we may be dueling you may be dueling they may be dueling
Perfect	V-ing perfect
I may have dueled you may have dueled he may have dueled we may have dueled you may have dueled they may have dueled	I may have been dueling you may have been dueling he may have been dueling we may have been dueling you may have been dueling they may have been dueling

Negation

Simple form	V-ing form
I mayn't duel you mayn't duel he mayn't duel we mayn't duel you mayn't duel they mayn't duel	I mayn't be dueling you mayn't be dueling he mayn't be dueling we mayn't be dueling you mayn't be dueling they mayn't be dueling
Perfect	V-ing perfect
I mayn't have dueled you mayn't have dueled he mayn't have dueled we mayn't have dueled you mayn't have dueled they mayn't have dueled	I mayn't have been dueling you mayn't have been dueling he mayn't have been dueling we mayn't have been dueling you mayn't have been dueling they mayn't have been dueling

Interrogative form

Simple form	V-ing form
may I duel? may you duel? may he duel? may we duel? may you duel? may they duel?	may I be dueling? may you be dueling? may he be dueling? may we be dueling? may you be dueling? may they be dueling?
Perfect	V-ing perfect
may I have dueled? may you have dueled? may he have dueled? may we have dueled? may you have dueled? may they have dueled?	may I have been dueling? may you have been dueling? may he have been dueling? may we have been dueling? may you have been dueling? may they have been dueling?

Interro-negative form

Simple form	V-ing form
mayn't I duel? mayn't you duel? mayn't he duel? mayn't we duel? mayn't you duel? mayn't they duel?	mayn't I be dueling? mayn't you be dueling? mayn't he be dueling? mayn't we be dueling? mayn't you be dueling? mayn't they be dueling?
Perfect	V-ing perfect
mayn't I have dueled? mayn't you have dueled? mayn't he have dueled? mayn't we have dueled? mayn't you have dueled? mayn't they have dueled?	mayn't I have been dueling? mayn't you have been dueling? mayn't he have been dueling? mayn't we have been dueling? mayn't you have been dueling? mayn't they have been dueling?