shall retrofire
Verbo regular: retrofire - retrofired- retrofired

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall retrofire
you shall retrofire
he shall retrofire
we shall retrofire
you shall retrofire
they shall retrofire 	I shall be retrofiring
you shall be retrofiring
he shall be retrofiring
we shall be retrofiring
you shall be retrofiring
they shall be retrofiring	I shall have retrofired
you shall have retrofired
he shall have retrofired
we shall have retrofired
you shall have retrofired
they shall have retrofired	I shall have been retrofiring
you shall have been retrofiring
he shall have been retrofiring
we shall have been retrofiring
you shall have been retrofiring
they shall have been retrofiring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not retrofire
you shall not retrofire
he shall not retrofire
we shall not retrofire
you shall not retrofire
they shall not retrofire 	I shall not be retrofiring
you shall not be retrofiring
he shall not be retrofiring
we shall not be retrofiring
you shall not be retrofiring
they shall not be retrofiring	I shall not have retrofired
you shall not have retrofired
he shall not have retrofired
we shall not have retrofired
you shall not have retrofired
they shall not have retrofired	I shall not have been retrofiring
you shall not have been retrofiring
he shall not have been retrofiring
we shall not have been retrofiring
you shall not have been retrofiring
they shall not have been retrofiring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I retrofire?
shall you retrofire?
shall he retrofire?
shall we retrofire?
shall you retrofire?
shall they retrofire? 	shall I be retrofiring?
shall you be retrofiring?
shall he be retrofiring?
shall we be retrofiring?
shall you be retrofiring?
shall they be retrofiring? 	shall I have retrofired?
shall you have retrofired?
shall he have retrofired?
shall we have retrofired?
shall you have retrofired?
shall they have retrofired? 	shall I have been retrofiring?
shall you have been retrofiring?
shall he have been retrofiring?
shall we have been retrofiring?
shall you have been retrofiring?
shall they have been retrofiring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not retrofire?
shall you not retrofire?
shall he not retrofire?
shall we not retrofire?
shall you not retrofire?
shall they not retrofire? 	shall I not be retrofiring?
shall you not be retrofiring?
shall he not be retrofiring?
shall we not be retrofiring?
shall you not be retrofiring?
shall they not be retrofiring? 	shall I not have retrofired?
shall you not have retrofired?
shall he not have retrofired?
shall we not have retrofired?
shall you not have retrofired?
shall they not have retrofired? 	shall I not have been retrofiring?
shall you not have been retrofiring?
shall he not have been retrofiring?
shall we not have been retrofiring?
shall you not have been retrofiring?
shall they not have been retrofiring?