could re-form
Verbo regular: re-form - re-formed- re-formed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could re-form
you could re-form
he could re-form
we could re-form
you could re-form
they could re-form 	I could be re-forming
you could be re-forming
he could be re-forming
we could be re-forming
you could be re-forming
they could be re-forming	I could have re-formed
you could have re-formed
he could have re-formed
we could have re-formed
you could have re-formed
they could have re-formed	I could have been re-forming
you could have been re-forming
he could have been re-forming
we could have been re-forming
you could have been re-forming
they could have been re-forming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not re-form
you could not re-form
he could not re-form
we could not re-form
you could not re-form
they could not re-form 	I could not be re-forming
you could not be re-forming
he could not be re-forming
we could not be re-forming
you could not be re-forming
they could not be re-forming	I could not have re-formed
you could not have re-formed
he could not have re-formed
we could not have re-formed
you could not have re-formed
they could not have re-formed	I could not have been re-forming
you could not have been re-forming
he could not have been re-forming
we could not have been re-forming
you could not have been re-forming
they could not have been re-forming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I re-form?
could you re-form?
could he re-form?
could we re-form?
could you re-form?
could they re-form? 	could I be re-forming?
could you be re-forming?
could he be re-forming?
could we be re-forming?
could you be re-forming?
could they be re-forming? 	could I have re-formed?
could you have re-formed?
could he have re-formed?
could we have re-formed?
could you have re-formed?
could they have re-formed? 	could I have been re-forming?
could you have been re-forming?
could he have been re-forming?
could we have been re-forming?
could you have been re-forming?
could they have been re-forming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not re-form?
could you not re-form?
could he not re-form?
could we not re-form?
could you not re-form?
could they not re-form? 	could I not be re-forming?
could you not be re-forming?
could he not be re-forming?
could we not be re-forming?
could you not be re-forming?
could they not be re-forming? 	could I not have re-formed?
could you not have re-formed?
could he not have re-formed?
could we not have re-formed?
could you not have re-formed?
could they not have re-formed? 	could I not have been re-forming?
could you not have been re-forming?
could he not have been re-forming?
could we not have been re-forming?
could you not have been re-forming?
could they not have been re-forming?