ought to rolf
Verbo regular: rolf - rolfed- rolfed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to rolf
you ought to rolf
he ought to rolf
we ought to rolf
you ought to rolf
they ought to rolf 	I ought to be rolfing
you ought to be rolfing
he ought to be rolfing
we ought to be rolfing
you ought to be rolfing
they ought to be rolfing	I ought to have rolfed
you ought to have rolfed
he ought to have rolfed
we ought to have rolfed
you ought to have rolfed
they ought to have rolfed	I ought to have been rolfing
you ought to have been rolfing
he ought to have been rolfing
we ought to have been rolfing
you ought to have been rolfing
they ought to have been rolfing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to rolf
you oughtn't to rolf
he oughtn't to rolf
we oughtn't to rolf
you oughtn't to rolf
they oughtn't to rolf 	I oughtn't to be rolfing
you oughtn't to be rolfing
he oughtn't to be rolfing
we oughtn't to be rolfing
you oughtn't to be rolfing
they oughtn't to be rolfing	I oughtn't to have rolfed
you oughtn't to have rolfed
he oughtn't to have rolfed
we oughtn't to have rolfed
you oughtn't to have rolfed
they oughtn't to have rolfed	I oughtn't to have been rolfing
you oughtn't to have been rolfing
he oughtn't to have been rolfing
we oughtn't to have been rolfing
you oughtn't to have been rolfing
they oughtn't to have been rolfing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I rolf?
ought to you rolf?
ought to he rolf?
ought to we rolf?
ought to you rolf?
ought to they rolf? 	ought to I be rolfing?
ought to you be rolfing?
ought to he be rolfing?
ought to we be rolfing?
ought to you be rolfing?
ought to they be rolfing? 	ought to I have rolfed?
ought to you have rolfed?
ought to he have rolfed?
ought to we have rolfed?
ought to you have rolfed?
ought to they have rolfed? 	ought to I have been rolfing?
ought to you have been rolfing?
ought to he have been rolfing?
ought to we have been rolfing?
ought to you have been rolfing?
ought to they have been rolfing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to rolf?
oughtn't you to rolf?
oughtn't he to rolf?
oughtn't we to rolf?
oughtn't you to rolf?
oughtn't they to rolf? 	oughtn't I to be rolfing?
oughtn't you to be rolfing?
oughtn't he to be rolfing?
oughtn't we to be rolfing?
oughtn't you to be rolfing?
oughtn't they to be rolfing? 	oughtn't I to have rolfed?
oughtn't you to have rolfed?
oughtn't he to have rolfed?
oughtn't we to have rolfed?
oughtn't you to have rolfed?
oughtn't they to have rolfed? 	oughtn't I to have been rolfing?
oughtn't you to have been rolfing?
oughtn't he to have been rolfing?
oughtn't we to have been rolfing?
oughtn't you to have been rolfing?
oughtn't they to have been rolfing?