could place
Verbo regular: place - placed- placed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could place
you could place
he could place
we could place
you could place
they could place 	I could be placing
you could be placing
he could be placing
we could be placing
you could be placing
they could be placing	I could have placed
you could have placed
he could have placed
we could have placed
you could have placed
they could have placed	I could have been placing
you could have been placing
he could have been placing
we could have been placing
you could have been placing
they could have been placing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not place
you could not place
he could not place
we could not place
you could not place
they could not place 	I could not be placing
you could not be placing
he could not be placing
we could not be placing
you could not be placing
they could not be placing	I could not have placed
you could not have placed
he could not have placed
we could not have placed
you could not have placed
they could not have placed	I could not have been placing
you could not have been placing
he could not have been placing
we could not have been placing
you could not have been placing
they could not have been placing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I place?
could you place?
could he place?
could we place?
could you place?
could they place? 	could I be placing?
could you be placing?
could he be placing?
could we be placing?
could you be placing?
could they be placing? 	could I have placed?
could you have placed?
could he have placed?
could we have placed?
could you have placed?
could they have placed? 	could I have been placing?
could you have been placing?
could he have been placing?
could we have been placing?
could you have been placing?
could they have been placing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not place?
could you not place?
could he not place?
could we not place?
could you not place?
could they not place? 	could I not be placing?
could you not be placing?
could he not be placing?
could we not be placing?
could you not be placing?
could they not be placing? 	could I not have placed?
could you not have placed?
could he not have placed?
could we not have placed?
could you not have placed?
could they not have placed? 	could I not have been placing?
could you not have been placing?
could he not have been placing?
could we not have been placing?
could you not have been placing?
could they not have been placing?