could preplace
Verbo regular: preplace - preplaced- preplaced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could preplace
you could preplace
he could preplace
we could preplace
you could preplace
they could preplace 	I could be preplacing
you could be preplacing
he could be preplacing
we could be preplacing
you could be preplacing
they could be preplacing	I could have preplaced
you could have preplaced
he could have preplaced
we could have preplaced
you could have preplaced
they could have preplaced	I could have been preplacing
you could have been preplacing
he could have been preplacing
we could have been preplacing
you could have been preplacing
they could have been preplacing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not preplace
you could not preplace
he could not preplace
we could not preplace
you could not preplace
they could not preplace 	I could not be preplacing
you could not be preplacing
he could not be preplacing
we could not be preplacing
you could not be preplacing
they could not be preplacing	I could not have preplaced
you could not have preplaced
he could not have preplaced
we could not have preplaced
you could not have preplaced
they could not have preplaced	I could not have been preplacing
you could not have been preplacing
he could not have been preplacing
we could not have been preplacing
you could not have been preplacing
they could not have been preplacing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I preplace?
could you preplace?
could he preplace?
could we preplace?
could you preplace?
could they preplace? 	could I be preplacing?
could you be preplacing?
could he be preplacing?
could we be preplacing?
could you be preplacing?
could they be preplacing? 	could I have preplaced?
could you have preplaced?
could he have preplaced?
could we have preplaced?
could you have preplaced?
could they have preplaced? 	could I have been preplacing?
could you have been preplacing?
could he have been preplacing?
could we have been preplacing?
could you have been preplacing?
could they have been preplacing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not preplace?
could you not preplace?
could he not preplace?
could we not preplace?
could you not preplace?
could they not preplace? 	could I not be preplacing?
could you not be preplacing?
could he not be preplacing?
could we not be preplacing?
could you not be preplacing?
could they not be preplacing? 	could I not have preplaced?
could you not have preplaced?
could he not have preplaced?
could we not have preplaced?
could you not have preplaced?
could they not have preplaced? 	could I not have been preplacing?
could you not have been preplacing?
could he not have been preplacing?
could we not have been preplacing?
could you not have been preplacing?
could they not have been preplacing?