could pony
Verbo regular: pony - ponied- ponied

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could pony
you could pony
he could pony
we could pony
you could pony
they could pony 	I could be ponying
you could be ponying
he could be ponying
we could be ponying
you could be ponying
they could be ponying	I could have ponied
you could have ponied
he could have ponied
we could have ponied
you could have ponied
they could have ponied	I could have been ponying
you could have been ponying
he could have been ponying
we could have been ponying
you could have been ponying
they could have been ponying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not pony
you could not pony
he could not pony
we could not pony
you could not pony
they could not pony 	I could not be ponying
you could not be ponying
he could not be ponying
we could not be ponying
you could not be ponying
they could not be ponying	I could not have ponied
you could not have ponied
he could not have ponied
we could not have ponied
you could not have ponied
they could not have ponied	I could not have been ponying
you could not have been ponying
he could not have been ponying
we could not have been ponying
you could not have been ponying
they could not have been ponying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I pony?
could you pony?
could he pony?
could we pony?
could you pony?
could they pony? 	could I be ponying?
could you be ponying?
could he be ponying?
could we be ponying?
could you be ponying?
could they be ponying? 	could I have ponied?
could you have ponied?
could he have ponied?
could we have ponied?
could you have ponied?
could they have ponied? 	could I have been ponying?
could you have been ponying?
could he have been ponying?
could we have been ponying?
could you have been ponying?
could they have been ponying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not pony?
could you not pony?
could he not pony?
could we not pony?
could you not pony?
could they not pony? 	could I not be ponying?
could you not be ponying?
could he not be ponying?
could we not be ponying?
could you not be ponying?
could they not be ponying? 	could I not have ponied?
could you not have ponied?
could he not have ponied?
could we not have ponied?
could you not have ponied?
could they not have ponied? 	could I not have been ponying?
could you not have been ponying?
could he not have been ponying?
could we not have been ponying?
could you not have been ponying?
could they not have been ponying?