English verb conjugation
SHOULD DUEL

Regular verb: duel - dueled - dueled

Affirmation

Simple form	V-ing form
I'd duel you'd duel he'd duel we'd duel you'd duel they'd duel	I'd be dueling you'd be dueling he'd be dueling we'd be dueling you'd be dueling they'd be dueling
Perfect	V-ing perfect
I should've dueled you should've dueled he should've dueled we should've dueled you should've dueled they should've dueled	I should've been dueling you should've been dueling he should've been dueling we should've been dueling you should've been dueling they should've been dueling

Negation

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

Interrogative form

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

Interro-negative form

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