could value
Verbo regular: value - valued- valued

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could value
you could value
he could value
we could value
you could value
they could value 	I could be valuing
you could be valuing
he could be valuing
we could be valuing
you could be valuing
they could be valuing	I could have valued
you could have valued
he could have valued
we could have valued
you could have valued
they could have valued	I could have been valuing
you could have been valuing
he could have been valuing
we could have been valuing
you could have been valuing
they could have been valuing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not value
you could not value
he could not value
we could not value
you could not value
they could not value 	I could not be valuing
you could not be valuing
he could not be valuing
we could not be valuing
you could not be valuing
they could not be valuing	I could not have valued
you could not have valued
he could not have valued
we could not have valued
you could not have valued
they could not have valued	I could not have been valuing
you could not have been valuing
he could not have been valuing
we could not have been valuing
you could not have been valuing
they could not have been valuing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I value?
could you value?
could he value?
could we value?
could you value?
could they value? 	could I be valuing?
could you be valuing?
could he be valuing?
could we be valuing?
could you be valuing?
could they be valuing? 	could I have valued?
could you have valued?
could he have valued?
could we have valued?
could you have valued?
could they have valued? 	could I have been valuing?
could you have been valuing?
could he have been valuing?
could we have been valuing?
could you have been valuing?
could they have been valuing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not value?
could you not value?
could he not value?
could we not value?
could you not value?
could they not value? 	could I not be valuing?
could you not be valuing?
could he not be valuing?
could we not be valuing?
could you not be valuing?
could they not be valuing? 	could I not have valued?
could you not have valued?
could he not have valued?
could we not have valued?
could you not have valued?
could they not have valued? 	could I not have been valuing?
could you not have been valuing?
could he not have been valuing?
could we not have been valuing?
could you not have been valuing?
could they not have been valuing?