ought to fasten
Verbo regular: fasten - fastened- fastened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to fasten
you ought to fasten
she ought to fasten
we ought to fasten
you ought to fasten
they ought to fasten 	I ought to be fastening
you ought to be fastening
she ought to be fastening
we ought to be fastening
you ought to be fastening
they ought to be fastening	I ought to have fastened
you ought to have fastened
she ought to have fastened
we ought to have fastened
you ought to have fastened
they ought to have fastened	I ought to have been fastening
you ought to have been fastening
she ought to have been fastening
we ought to have been fastening
you ought to have been fastening
they ought to have been fastening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to fasten
you oughtn't to fasten
she oughtn't to fasten
we oughtn't to fasten
you oughtn't to fasten
they oughtn't to fasten 	I oughtn't to be fastening
you oughtn't to be fastening
she oughtn't to be fastening
we oughtn't to be fastening
you oughtn't to be fastening
they oughtn't to be fastening	I oughtn't to have fastened
you oughtn't to have fastened
she oughtn't to have fastened
we oughtn't to have fastened
you oughtn't to have fastened
they oughtn't to have fastened	I oughtn't to have been fastening
you oughtn't to have been fastening
she oughtn't to have been fastening
we oughtn't to have been fastening
you oughtn't to have been fastening
they oughtn't to have been fastening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I fasten?
ought to you fasten?
ought to she fasten?
ought to we fasten?
ought to you fasten?
ought to they fasten? 	ought to I be fastening?
ought to you be fastening?
ought to she be fastening?
ought to we be fastening?
ought to you be fastening?
ought to they be fastening? 	ought to I have fastened?
ought to you have fastened?
ought to she have fastened?
ought to we have fastened?
ought to you have fastened?
ought to they have fastened? 	ought to I have been fastening?
ought to you have been fastening?
ought to she have been fastening?
ought to we have been fastening?
ought to you have been fastening?
ought to they have been fastening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to fasten?
oughtn't you to fasten?
oughtn't she to fasten?
oughtn't we to fasten?
oughtn't you to fasten?
oughtn't they to fasten? 	oughtn't I to be fastening?
oughtn't you to be fastening?
oughtn't she to be fastening?
oughtn't we to be fastening?
oughtn't you to be fastening?
oughtn't they to be fastening? 	oughtn't I to have fastened?
oughtn't you to have fastened?
oughtn't she to have fastened?
oughtn't we to have fastened?
oughtn't you to have fastened?
oughtn't they to have fastened? 	oughtn't I to have been fastening?
oughtn't you to have been fastening?
oughtn't she to have been fastening?
oughtn't we to have been fastening?
oughtn't you to have been fastening?
oughtn't they to have been fastening?