could coast
Verbo regular: coast - coasted- coasted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could coast
you could coast
he could coast
we could coast
you could coast
they could coast 	I could be coasting
you could be coasting
he could be coasting
we could be coasting
you could be coasting
they could be coasting	I could have coasted
you could have coasted
he could have coasted
we could have coasted
you could have coasted
they could have coasted	I could have been coasting
you could have been coasting
he could have been coasting
we could have been coasting
you could have been coasting
they could have been coasting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not coast
you could not coast
he could not coast
we could not coast
you could not coast
they could not coast 	I could not be coasting
you could not be coasting
he could not be coasting
we could not be coasting
you could not be coasting
they could not be coasting	I could not have coasted
you could not have coasted
he could not have coasted
we could not have coasted
you could not have coasted
they could not have coasted	I could not have been coasting
you could not have been coasting
he could not have been coasting
we could not have been coasting
you could not have been coasting
they could not have been coasting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I coast?
could you coast?
could he coast?
could we coast?
could you coast?
could they coast? 	could I be coasting?
could you be coasting?
could he be coasting?
could we be coasting?
could you be coasting?
could they be coasting? 	could I have coasted?
could you have coasted?
could he have coasted?
could we have coasted?
could you have coasted?
could they have coasted? 	could I have been coasting?
could you have been coasting?
could he have been coasting?
could we have been coasting?
could you have been coasting?
could they have been coasting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not coast?
could you not coast?
could he not coast?
could we not coast?
could you not coast?
could they not coast? 	could I not be coasting?
could you not be coasting?
could he not be coasting?
could we not be coasting?
could you not be coasting?
could they not be coasting? 	could I not have coasted?
could you not have coasted?
could he not have coasted?
could we not have coasted?
could you not have coasted?
could they not have coasted? 	could I not have been coasting?
could you not have been coasting?
could he not have been coasting?
could we not have been coasting?
could you not have been coasting?
could they not have been coasting?