could prink
Verbo regular: prink - prinked- prinked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could prink
you could prink
he could prink
we could prink
you could prink
they could prink 	I could be prinking
you could be prinking
he could be prinking
we could be prinking
you could be prinking
they could be prinking	I could have prinked
you could have prinked
he could have prinked
we could have prinked
you could have prinked
they could have prinked	I could have been prinking
you could have been prinking
he could have been prinking
we could have been prinking
you could have been prinking
they could have been prinking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not prink
you could not prink
he could not prink
we could not prink
you could not prink
they could not prink 	I could not be prinking
you could not be prinking
he could not be prinking
we could not be prinking
you could not be prinking
they could not be prinking	I could not have prinked
you could not have prinked
he could not have prinked
we could not have prinked
you could not have prinked
they could not have prinked	I could not have been prinking
you could not have been prinking
he could not have been prinking
we could not have been prinking
you could not have been prinking
they could not have been prinking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I prink?
could you prink?
could he prink?
could we prink?
could you prink?
could they prink? 	could I be prinking?
could you be prinking?
could he be prinking?
could we be prinking?
could you be prinking?
could they be prinking? 	could I have prinked?
could you have prinked?
could he have prinked?
could we have prinked?
could you have prinked?
could they have prinked? 	could I have been prinking?
could you have been prinking?
could he have been prinking?
could we have been prinking?
could you have been prinking?
could they have been prinking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not prink?
could you not prink?
could he not prink?
could we not prink?
could you not prink?
could they not prink? 	could I not be prinking?
could you not be prinking?
could he not be prinking?
could we not be prinking?
could you not be prinking?
could they not be prinking? 	could I not have prinked?
could you not have prinked?
could he not have prinked?
could we not have prinked?
could you not have prinked?
could they not have prinked? 	could I not have been prinking?
could you not have been prinking?
could he not have been prinking?
could we not have been prinking?
could you not have been prinking?
could they not have been prinking?