ought to rub
Verbo regular: rub - rubbed- rubbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to rub
you ought to rub
she ought to rub
we ought to rub
you ought to rub
they ought to rub 	I ought to be rubbing
you ought to be rubbing
she ought to be rubbing
we ought to be rubbing
you ought to be rubbing
they ought to be rubbing	I ought to have rubbed
you ought to have rubbed
she ought to have rubbed
we ought to have rubbed
you ought to have rubbed
they ought to have rubbed	I ought to have been rubbing
you ought to have been rubbing
she ought to have been rubbing
we ought to have been rubbing
you ought to have been rubbing
they ought to have been rubbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to rub
you oughtn't to rub
she oughtn't to rub
we oughtn't to rub
you oughtn't to rub
they oughtn't to rub 	I oughtn't to be rubbing
you oughtn't to be rubbing
she oughtn't to be rubbing
we oughtn't to be rubbing
you oughtn't to be rubbing
they oughtn't to be rubbing	I oughtn't to have rubbed
you oughtn't to have rubbed
she oughtn't to have rubbed
we oughtn't to have rubbed
you oughtn't to have rubbed
they oughtn't to have rubbed	I oughtn't to have been rubbing
you oughtn't to have been rubbing
she oughtn't to have been rubbing
we oughtn't to have been rubbing
you oughtn't to have been rubbing
they oughtn't to have been rubbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I rub?
ought to you rub?
ought to she rub?
ought to we rub?
ought to you rub?
ought to they rub? 	ought to I be rubbing?
ought to you be rubbing?
ought to she be rubbing?
ought to we be rubbing?
ought to you be rubbing?
ought to they be rubbing? 	ought to I have rubbed?
ought to you have rubbed?
ought to she have rubbed?
ought to we have rubbed?
ought to you have rubbed?
ought to they have rubbed? 	ought to I have been rubbing?
ought to you have been rubbing?
ought to she have been rubbing?
ought to we have been rubbing?
ought to you have been rubbing?
ought to they have been rubbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to rub?
oughtn't you to rub?
oughtn't she to rub?
oughtn't we to rub?
oughtn't you to rub?
oughtn't they to rub? 	oughtn't I to be rubbing?
oughtn't you to be rubbing?
oughtn't she to be rubbing?
oughtn't we to be rubbing?
oughtn't you to be rubbing?
oughtn't they to be rubbing? 	oughtn't I to have rubbed?
oughtn't you to have rubbed?
oughtn't she to have rubbed?
oughtn't we to have rubbed?
oughtn't you to have rubbed?
oughtn't they to have rubbed? 	oughtn't I to have been rubbing?
oughtn't you to have been rubbing?
oughtn't she to have been rubbing?
oughtn't we to have been rubbing?
oughtn't you to have been rubbing?
oughtn't they to have been rubbing?