ought to unfasten
Verbo regular: unfasten - unfastened- unfastened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to unfasten
you ought to unfasten
she ought to unfasten
we ought to unfasten
you ought to unfasten
they ought to unfasten 	I ought to be unfastening
you ought to be unfastening
she ought to be unfastening
we ought to be unfastening
you ought to be unfastening
they ought to be unfastening	I ought to have unfastened
you ought to have unfastened
she ought to have unfastened
we ought to have unfastened
you ought to have unfastened
they ought to have unfastened	I ought to have been unfastening
you ought to have been unfastening
she ought to have been unfastening
we ought to have been unfastening
you ought to have been unfastening
they ought to have been unfastening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to unfasten
you ought not to unfasten
she ought not to unfasten
we ought not to unfasten
you ought not to unfasten
they ought not to unfasten 	I ought not to unfastening
you ought not to unfastening
she ought not to unfastening
we ought not to unfastening
you ought not to unfastening
they ought not to unfastening	I ought not to have unfastened
you ought not to have unfastened
she ought not to have unfastened
we ought not to have unfastened
you ought not to have unfastened
they ought not to have unfastened	I ought not to have been unfastening
you ought not to have been unfastening
she ought not to have been unfastening
we ought not to have been unfastening
you ought not to have been unfastening
they ought not to have been unfastening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I unfasten?
ought to you unfasten?
ought to she unfasten?
ought to we unfasten?
ought to you unfasten?
ought to they unfasten? 	ought to I be unfastening?
ought to you be unfastening?
ought to she be unfastening?
ought to we be unfastening?
ought to you be unfastening?
ought to they be unfastening? 	ought to I have unfastened?
ought to you have unfastened?
ought to she have unfastened?
ought to we have unfastened?
ought to you have unfastened?
ought to they have unfastened? 	ought to I have been unfastening?
ought to you have been unfastening?
ought to she have been unfastening?
ought to we have been unfastening?
ought to you have been unfastening?
ought to they have been unfastening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to unfasten?
ought you not to unfasten?
ought she not to unfasten?
ought we not to unfasten?
ought you not to unfasten?
ought they not to unfasten? 	ought I not to be unfastening?
ought you not to be unfastening?
ought she not to be unfastening?
ought we not to be unfastening?
ought you not to be unfastening?
ought they not to be unfastening? 	ought I not to have unfastened?
ought you not to have unfastened?
ought she not to have unfastened?
ought we not to have unfastened?
ought you not to have unfastened?
ought they not to have unfastened? 	ought I not to have been unfastening?
ought you not to have been unfastening?
ought she not to have been unfastening?
ought we not to have been unfastening?
ought you not to have been unfastening?
ought they not to have been unfastening?