ought to duel
Verbo regular: duel - dueled- dueled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to duel
you ought to duel
he ought to duel
we ought to duel
you ought to duel
they ought to duel 	I ought to be dueling
you ought to be dueling
he ought to be dueling
we ought to be dueling
you ought to be dueling
they ought to be dueling	I ought to have dueled
you ought to have dueled
he ought to have dueled
we ought to have dueled
you ought to have dueled
they ought to have dueled	I ought to have been dueling
you ought to have been dueling
he ought to have been dueling
we ought to have been dueling
you ought to have been dueling
they ought to have been dueling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to duel
you ought not to duel
he ought not to duel
we ought not to duel
you ought not to duel
they ought not to duel 	I ought not to dueling
you ought not to dueling
he ought not to dueling
we ought not to dueling
you ought not to dueling
they ought not to dueling	I ought not to have dueled
you ought not to have dueled
he ought not to have dueled
we ought not to have dueled
you ought not to have dueled
they ought not to have dueled	I ought not to have been dueling
you ought not to have been dueling
he ought not to have been dueling
we ought not to have been dueling
you ought not to have been dueling
they ought not to have been dueling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I duel?
ought to you duel?
ought to he duel?
ought to we duel?
ought to you duel?
ought to they duel? 	ought to I be dueling?
ought to you be dueling?
ought to he be dueling?
ought to we be dueling?
ought to you be dueling?
ought to they be dueling? 	ought to I have dueled?
ought to you have dueled?
ought to he have dueled?
ought to we have dueled?
ought to you have dueled?
ought to they have dueled? 	ought to I have been dueling?
ought to you have been dueling?
ought to he have been dueling?
ought to we have been dueling?
ought to you have been dueling?
ought to they have been dueling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to duel?
ought you not to duel?
ought he not to duel?
ought we not to duel?
ought you not to duel?
ought they not to duel? 	ought I not to be dueling?
ought you not to be dueling?
ought he not to be dueling?
ought we not to be dueling?
ought you not to be dueling?
ought they not to be dueling? 	ought I not to have dueled?
ought you not to have dueled?
ought he not to have dueled?
ought we not to have dueled?
ought you not to have dueled?
ought they not to have dueled? 	ought I not to have been dueling?
ought you not to have been dueling?
ought he not to have been dueling?
ought we not to have been dueling?
ought you not to have been dueling?
ought they not to have been dueling?