could pirate
Verbo regular: pirate - pirated- pirated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could pirate
you could pirate
he could pirate
we could pirate
you could pirate
they could pirate 	I could be pirating
you could be pirating
he could be pirating
we could be pirating
you could be pirating
they could be pirating	I could have pirated
you could have pirated
he could have pirated
we could have pirated
you could have pirated
they could have pirated	I could have been pirating
you could have been pirating
he could have been pirating
we could have been pirating
you could have been pirating
they could have been pirating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't pirate
you couldn't pirate
he couldn't pirate
we couldn't pirate
you couldn't pirate
they couldn't pirate 	I couldn't be pirating
you couldn't be pirating
he couldn't be pirating
we couldn't be pirating
you couldn't be pirating
they couldn't be pirating	I couldn't have pirated
you couldn't have pirated
he couldn't have pirated
we couldn't have pirated
you couldn't have pirated
they couldn't have pirated	I couldn't have been pirating
you couldn't have been pirating
he couldn't have been pirating
we couldn't have been pirating
you couldn't have been pirating
they couldn't have been pirating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I pirate?
could you pirate?
could he pirate?
could we pirate?
could you pirate?
could they pirate? 	could I be pirating?
could you be pirating?
could he be pirating?
could we be pirating?
could you be pirating?
could they be pirating? 	could I have pirated?
could you have pirated?
could he have pirated?
could we have pirated?
could you have pirated?
could they have pirated? 	could I have been pirating?
could you have been pirating?
could he have been pirating?
could we have been pirating?
could you have been pirating?
could they have been pirating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I pirate?
couldn't you pirate?
couldn't he pirate?
couldn't we pirate?
couldn't you pirate?
couldn't they pirate? 	couldn't I be pirating?
couldn't you be pirating?
couldn't he be pirating?
couldn't we be pirating?
couldn't you be pirating?
couldn't they be pirating? 	couldn't I have pirated?
couldn't you have pirated?
couldn't he have pirated?
couldn't we have pirated?
couldn't you have pirated?
couldn't they have pirated? 	couldn't I have been pirating?
couldn't you have been pirating?
couldn't he have been pirating?
couldn't we have been pirating?
couldn't you have been pirating?
couldn't they have been pirating?