could sell
Verbo irregular: sell - sold- sold

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could sell
you could sell
he could sell
we could sell
you could sell
they could sell 	I could be selling
you could be selling
he could be selling
we could be selling
you could be selling
they could be selling	I could have sold
you could have sold
he could have sold
we could have sold
you could have sold
they could have sold	I could have been selling
you could have been selling
he could have been selling
we could have been selling
you could have been selling
they could have been selling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not sell
you could not sell
he could not sell
we could not sell
you could not sell
they could not sell 	I could not be selling
you could not be selling
he could not be selling
we could not be selling
you could not be selling
they could not be selling	I could not have sold
you could not have sold
he could not have sold
we could not have sold
you could not have sold
they could not have sold	I could not have been selling
you could not have been selling
he could not have been selling
we could not have been selling
you could not have been selling
they could not have been selling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I sell?
could you sell?
could he sell?
could we sell?
could you sell?
could they sell? 	could I be selling?
could you be selling?
could he be selling?
could we be selling?
could you be selling?
could they be selling? 	could I have sold?
could you have sold?
could he have sold?
could we have sold?
could you have sold?
could they have sold? 	could I have been selling?
could you have been selling?
could he have been selling?
could we have been selling?
could you have been selling?
could they have been selling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not sell?
could you not sell?
could he not sell?
could we not sell?
could you not sell?
could they not sell? 	could I not be selling?
could you not be selling?
could he not be selling?
could we not be selling?
could you not be selling?
could they not be selling? 	could I not have sold?
could you not have sold?
could he not have sold?
could we not have sold?
could you not have sold?
could they not have sold? 	could I not have been selling?
could you not have been selling?
could he not have been selling?
could we not have been selling?
could you not have been selling?
could they not have been selling?