could crater
Verbo regular: crater - cratered- cratered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could crater
you could crater
he could crater
we could crater
you could crater
they could crater 	I could be cratering
you could be cratering
he could be cratering
we could be cratering
you could be cratering
they could be cratering	I could have cratered
you could have cratered
he could have cratered
we could have cratered
you could have cratered
they could have cratered	I could have been cratering
you could have been cratering
he could have been cratering
we could have been cratering
you could have been cratering
they could have been cratering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not crater
you could not crater
he could not crater
we could not crater
you could not crater
they could not crater 	I could not be cratering
you could not be cratering
he could not be cratering
we could not be cratering
you could not be cratering
they could not be cratering	I could not have cratered
you could not have cratered
he could not have cratered
we could not have cratered
you could not have cratered
they could not have cratered	I could not have been cratering
you could not have been cratering
he could not have been cratering
we could not have been cratering
you could not have been cratering
they could not have been cratering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I crater?
could you crater?
could he crater?
could we crater?
could you crater?
could they crater? 	could I be cratering?
could you be cratering?
could he be cratering?
could we be cratering?
could you be cratering?
could they be cratering? 	could I have cratered?
could you have cratered?
could he have cratered?
could we have cratered?
could you have cratered?
could they have cratered? 	could I have been cratering?
could you have been cratering?
could he have been cratering?
could we have been cratering?
could you have been cratering?
could they have been cratering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not crater?
could you not crater?
could he not crater?
could we not crater?
could you not crater?
could they not crater? 	could I not be cratering?
could you not be cratering?
could he not be cratering?
could we not be cratering?
could you not be cratering?
could they not be cratering? 	could I not have cratered?
could you not have cratered?
could he not have cratered?
could we not have cratered?
could you not have cratered?
could they not have cratered? 	could I not have been cratering?
could you not have been cratering?
could he not have been cratering?
could we not have been cratering?
could you not have been cratering?
could they not have been cratering?