ought to demonstrate
Verbo regular: demonstrate - demonstrated- demonstrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to demonstrate
you ought to demonstrate
she ought to demonstrate
we ought to demonstrate
you ought to demonstrate
they ought to demonstrate 	I ought to be demonstrating
you ought to be demonstrating
she ought to be demonstrating
we ought to be demonstrating
you ought to be demonstrating
they ought to be demonstrating	I ought to have demonstrated
you ought to have demonstrated
she ought to have demonstrated
we ought to have demonstrated
you ought to have demonstrated
they ought to have demonstrated	I ought to have been demonstrating
you ought to have been demonstrating
she ought to have been demonstrating
we ought to have been demonstrating
you ought to have been demonstrating
they ought to have been demonstrating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to demonstrate
you oughtn't to demonstrate
she oughtn't to demonstrate
we oughtn't to demonstrate
you oughtn't to demonstrate
they oughtn't to demonstrate 	I oughtn't to be demonstrating
you oughtn't to be demonstrating
she oughtn't to be demonstrating
we oughtn't to be demonstrating
you oughtn't to be demonstrating
they oughtn't to be demonstrating	I oughtn't to have demonstrated
you oughtn't to have demonstrated
she oughtn't to have demonstrated
we oughtn't to have demonstrated
you oughtn't to have demonstrated
they oughtn't to have demonstrated	I oughtn't to have been demonstrating
you oughtn't to have been demonstrating
she oughtn't to have been demonstrating
we oughtn't to have been demonstrating
you oughtn't to have been demonstrating
they oughtn't to have been demonstrating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I demonstrate?
ought to you demonstrate?
ought to she demonstrate?
ought to we demonstrate?
ought to you demonstrate?
ought to they demonstrate? 	ought to I be demonstrating?
ought to you be demonstrating?
ought to she be demonstrating?
ought to we be demonstrating?
ought to you be demonstrating?
ought to they be demonstrating? 	ought to I have demonstrated?
ought to you have demonstrated?
ought to she have demonstrated?
ought to we have demonstrated?
ought to you have demonstrated?
ought to they have demonstrated? 	ought to I have been demonstrating?
ought to you have been demonstrating?
ought to she have been demonstrating?
ought to we have been demonstrating?
ought to you have been demonstrating?
ought to they have been demonstrating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to demonstrate?
oughtn't you to demonstrate?
oughtn't she to demonstrate?
oughtn't we to demonstrate?
oughtn't you to demonstrate?
oughtn't they to demonstrate? 	oughtn't I to be demonstrating?
oughtn't you to be demonstrating?
oughtn't she to be demonstrating?
oughtn't we to be demonstrating?
oughtn't you to be demonstrating?
oughtn't they to be demonstrating? 	oughtn't I to have demonstrated?
oughtn't you to have demonstrated?
oughtn't she to have demonstrated?
oughtn't we to have demonstrated?
oughtn't you to have demonstrated?
oughtn't they to have demonstrated? 	oughtn't I to have been demonstrating?
oughtn't you to have been demonstrating?
oughtn't she to have been demonstrating?
oughtn't we to have been demonstrating?
oughtn't you to have been demonstrating?
oughtn't they to have been demonstrating?