should duel
Verbo regular: duel - dueled- dueled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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	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	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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	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	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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? 	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? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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? 	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?