could feast
Verbo regular: feast - feasted- feasted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could feast
you could feast
he could feast
we could feast
you could feast
they could feast 	I could be feasting
you could be feasting
he could be feasting
we could be feasting
you could be feasting
they could be feasting	I could have feasted
you could have feasted
he could have feasted
we could have feasted
you could have feasted
they could have feasted	I could have been feasting
you could have been feasting
he could have been feasting
we could have been feasting
you could have been feasting
they could have been feasting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not feast
you could not feast
he could not feast
we could not feast
you could not feast
they could not feast 	I could not be feasting
you could not be feasting
he could not be feasting
we could not be feasting
you could not be feasting
they could not be feasting	I could not have feasted
you could not have feasted
he could not have feasted
we could not have feasted
you could not have feasted
they could not have feasted	I could not have been feasting
you could not have been feasting
he could not have been feasting
we could not have been feasting
you could not have been feasting
they could not have been feasting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I feast?
could you feast?
could he feast?
could we feast?
could you feast?
could they feast? 	could I be feasting?
could you be feasting?
could he be feasting?
could we be feasting?
could you be feasting?
could they be feasting? 	could I have feasted?
could you have feasted?
could he have feasted?
could we have feasted?
could you have feasted?
could they have feasted? 	could I have been feasting?
could you have been feasting?
could he have been feasting?
could we have been feasting?
could you have been feasting?
could they have been feasting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not feast?
could you not feast?
could he not feast?
could we not feast?
could you not feast?
could they not feast? 	could I not be feasting?
could you not be feasting?
could he not be feasting?
could we not be feasting?
could you not be feasting?
could they not be feasting? 	could I not have feasted?
could you not have feasted?
could he not have feasted?
could we not have feasted?
could you not have feasted?
could they not have feasted? 	could I not have been feasting?
could you not have been feasting?
could he not have been feasting?
could we not have been feasting?
could you not have been feasting?
could they not have been feasting?