could overfill
Verbo regular: overfill - overfilled- overfilled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could overfill
you could overfill
he could overfill
we could overfill
you could overfill
they could overfill 	I could be overfilling
you could be overfilling
he could be overfilling
we could be overfilling
you could be overfilling
they could be overfilling	I could have overfilled
you could have overfilled
he could have overfilled
we could have overfilled
you could have overfilled
they could have overfilled	I could have been overfilling
you could have been overfilling
he could have been overfilling
we could have been overfilling
you could have been overfilling
they could have been overfilling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not overfill
you could not overfill
he could not overfill
we could not overfill
you could not overfill
they could not overfill 	I could not be overfilling
you could not be overfilling
he could not be overfilling
we could not be overfilling
you could not be overfilling
they could not be overfilling	I could not have overfilled
you could not have overfilled
he could not have overfilled
we could not have overfilled
you could not have overfilled
they could not have overfilled	I could not have been overfilling
you could not have been overfilling
he could not have been overfilling
we could not have been overfilling
you could not have been overfilling
they could not have been overfilling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I overfill?
could you overfill?
could he overfill?
could we overfill?
could you overfill?
could they overfill? 	could I be overfilling?
could you be overfilling?
could he be overfilling?
could we be overfilling?
could you be overfilling?
could they be overfilling? 	could I have overfilled?
could you have overfilled?
could he have overfilled?
could we have overfilled?
could you have overfilled?
could they have overfilled? 	could I have been overfilling?
could you have been overfilling?
could he have been overfilling?
could we have been overfilling?
could you have been overfilling?
could they have been overfilling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not overfill?
could you not overfill?
could he not overfill?
could we not overfill?
could you not overfill?
could they not overfill? 	could I not be overfilling?
could you not be overfilling?
could he not be overfilling?
could we not be overfilling?
could you not be overfilling?
could they not be overfilling? 	could I not have overfilled?
could you not have overfilled?
could he not have overfilled?
could we not have overfilled?
could you not have overfilled?
could they not have overfilled? 	could I not have been overfilling?
could you not have been overfilling?
could he not have been overfilling?
could we not have been overfilling?
could you not have been overfilling?
could they not have been overfilling?