ought to serve
Verbo regular: serve - served- served

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to serve
you ought to serve
he ought to serve
we ought to serve
you ought to serve
they ought to serve 	I ought to be serving
you ought to be serving
he ought to be serving
we ought to be serving
you ought to be serving
they ought to be serving	I ought to have served
you ought to have served
he ought to have served
we ought to have served
you ought to have served
they ought to have served	I ought to have been serving
you ought to have been serving
he ought to have been serving
we ought to have been serving
you ought to have been serving
they ought to have been serving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to serve
you oughtn't to serve
he oughtn't to serve
we oughtn't to serve
you oughtn't to serve
they oughtn't to serve 	I oughtn't to be serving
you oughtn't to be serving
he oughtn't to be serving
we oughtn't to be serving
you oughtn't to be serving
they oughtn't to be serving	I oughtn't to have served
you oughtn't to have served
he oughtn't to have served
we oughtn't to have served
you oughtn't to have served
they oughtn't to have served	I oughtn't to have been serving
you oughtn't to have been serving
he oughtn't to have been serving
we oughtn't to have been serving
you oughtn't to have been serving
they oughtn't to have been serving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I serve?
ought to you serve?
ought to he serve?
ought to we serve?
ought to you serve?
ought to they serve? 	ought to I be serving?
ought to you be serving?
ought to he be serving?
ought to we be serving?
ought to you be serving?
ought to they be serving? 	ought to I have served?
ought to you have served?
ought to he have served?
ought to we have served?
ought to you have served?
ought to they have served? 	ought to I have been serving?
ought to you have been serving?
ought to he have been serving?
ought to we have been serving?
ought to you have been serving?
ought to they have been serving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to serve?
oughtn't you to serve?
oughtn't he to serve?
oughtn't we to serve?
oughtn't you to serve?
oughtn't they to serve? 	oughtn't I to be serving?
oughtn't you to be serving?
oughtn't he to be serving?
oughtn't we to be serving?
oughtn't you to be serving?
oughtn't they to be serving? 	oughtn't I to have served?
oughtn't you to have served?
oughtn't he to have served?
oughtn't we to have served?
oughtn't you to have served?
oughtn't they to have served? 	oughtn't I to have been serving?
oughtn't you to have been serving?
oughtn't he to have been serving?
oughtn't we to have been serving?
oughtn't you to have been serving?
oughtn't they to have been serving?