shall unfasten
Verbo regular: unfasten - unfastened- unfastened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall unfasten
you shall unfasten
he shall unfasten
we shall unfasten
you shall unfasten
they shall unfasten 	I shall be unfastening
you shall be unfastening
he shall be unfastening
we shall be unfastening
you shall be unfastening
they shall be unfastening	I shall have unfastened
you shall have unfastened
he shall have unfastened
we shall have unfastened
you shall have unfastened
they shall have unfastened	I shall have been unfastening
you shall have been unfastening
he shall have been unfastening
we shall have been unfastening
you shall have been unfastening
they shall have been unfastening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not unfasten
you shall not unfasten
he shall not unfasten
we shall not unfasten
you shall not unfasten
they shall not unfasten 	I shall not be unfastening
you shall not be unfastening
he shall not be unfastening
we shall not be unfastening
you shall not be unfastening
they shall not be unfastening	I shall not have unfastened
you shall not have unfastened
he shall not have unfastened
we shall not have unfastened
you shall not have unfastened
they shall not have unfastened	I shall not have been unfastening
you shall not have been unfastening
he shall not have been unfastening
we shall not have been unfastening
you shall not have been unfastening
they shall not have been unfastening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I unfasten?
shall you unfasten?
shall he unfasten?
shall we unfasten?
shall you unfasten?
shall they unfasten? 	shall I be unfastening?
shall you be unfastening?
shall he be unfastening?
shall we be unfastening?
shall you be unfastening?
shall they be unfastening? 	shall I have unfastened?
shall you have unfastened?
shall he have unfastened?
shall we have unfastened?
shall you have unfastened?
shall they have unfastened? 	shall I have been unfastening?
shall you have been unfastening?
shall he have been unfastening?
shall we have been unfastening?
shall you have been unfastening?
shall they have been unfastening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not unfasten?
shall you not unfasten?
shall he not unfasten?
shall we not unfasten?
shall you not unfasten?
shall they not unfasten? 	shall I not be unfastening?
shall you not be unfastening?
shall he not be unfastening?
shall we not be unfastening?
shall you not be unfastening?
shall they not be unfastening? 	shall I not have unfastened?
shall you not have unfastened?
shall he not have unfastened?
shall we not have unfastened?
shall you not have unfastened?
shall they not have unfastened? 	shall I not have been unfastening?
shall you not have been unfastening?
shall he not have been unfastening?
shall we not have been unfastening?
shall you not have been unfastening?
shall they not have been unfastening?