ought to case
Verbo regular: case - cased- cased

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to case
you ought to case
he ought to case
we ought to case
you ought to case
they ought to case 	I ought to be casing
you ought to be casing
he ought to be casing
we ought to be casing
you ought to be casing
they ought to be casing	I ought to have cased
you ought to have cased
he ought to have cased
we ought to have cased
you ought to have cased
they ought to have cased	I ought to have been casing
you ought to have been casing
he ought to have been casing
we ought to have been casing
you ought to have been casing
they ought to have been casing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to case
you oughtn't to case
he oughtn't to case
we oughtn't to case
you oughtn't to case
they oughtn't to case 	I oughtn't to be casing
you oughtn't to be casing
he oughtn't to be casing
we oughtn't to be casing
you oughtn't to be casing
they oughtn't to be casing	I oughtn't to have cased
you oughtn't to have cased
he oughtn't to have cased
we oughtn't to have cased
you oughtn't to have cased
they oughtn't to have cased	I oughtn't to have been casing
you oughtn't to have been casing
he oughtn't to have been casing
we oughtn't to have been casing
you oughtn't to have been casing
they oughtn't to have been casing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I case?
ought to you case?
ought to he case?
ought to we case?
ought to you case?
ought to they case? 	ought to I be casing?
ought to you be casing?
ought to he be casing?
ought to we be casing?
ought to you be casing?
ought to they be casing? 	ought to I have cased?
ought to you have cased?
ought to he have cased?
ought to we have cased?
ought to you have cased?
ought to they have cased? 	ought to I have been casing?
ought to you have been casing?
ought to he have been casing?
ought to we have been casing?
ought to you have been casing?
ought to they have been casing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to case?
oughtn't you to case?
oughtn't he to case?
oughtn't we to case?
oughtn't you to case?
oughtn't they to case? 	oughtn't I to be casing?
oughtn't you to be casing?
oughtn't he to be casing?
oughtn't we to be casing?
oughtn't you to be casing?
oughtn't they to be casing? 	oughtn't I to have cased?
oughtn't you to have cased?
oughtn't he to have cased?
oughtn't we to have cased?
oughtn't you to have cased?
oughtn't they to have cased? 	oughtn't I to have been casing?
oughtn't you to have been casing?
oughtn't he to have been casing?
oughtn't we to have been casing?
oughtn't you to have been casing?
oughtn't they to have been casing?