could lap
Verbo regular: lap - lapped- lapped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could lap
you could lap
he could lap
we could lap
you could lap
they could lap 	I could be lapping
you could be lapping
he could be lapping
we could be lapping
you could be lapping
they could be lapping	I could have lapped
you could have lapped
he could have lapped
we could have lapped
you could have lapped
they could have lapped	I could have been lapping
you could have been lapping
he could have been lapping
we could have been lapping
you could have been lapping
they could have been lapping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not lap
you could not lap
he could not lap
we could not lap
you could not lap
they could not lap 	I could not be lapping
you could not be lapping
he could not be lapping
we could not be lapping
you could not be lapping
they could not be lapping	I could not have lapped
you could not have lapped
he could not have lapped
we could not have lapped
you could not have lapped
they could not have lapped	I could not have been lapping
you could not have been lapping
he could not have been lapping
we could not have been lapping
you could not have been lapping
they could not have been lapping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I lap?
could you lap?
could he lap?
could we lap?
could you lap?
could they lap? 	could I be lapping?
could you be lapping?
could he be lapping?
could we be lapping?
could you be lapping?
could they be lapping? 	could I have lapped?
could you have lapped?
could he have lapped?
could we have lapped?
could you have lapped?
could they have lapped? 	could I have been lapping?
could you have been lapping?
could he have been lapping?
could we have been lapping?
could you have been lapping?
could they have been lapping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not lap?
could you not lap?
could he not lap?
could we not lap?
could you not lap?
could they not lap? 	could I not be lapping?
could you not be lapping?
could he not be lapping?
could we not be lapping?
could you not be lapping?
could they not be lapping? 	could I not have lapped?
could you not have lapped?
could he not have lapped?
could we not have lapped?
could you not have lapped?
could they not have lapped? 	could I not have been lapping?
could you not have been lapping?
could he not have been lapping?
could we not have been lapping?
could you not have been lapping?
could they not have been lapping?