could ping-pong
Verbo regular: ping-pong - ping-ponged- ping-ponged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could ping-pong
you could ping-pong
he could ping-pong
we could ping-pong
you could ping-pong
they could ping-pong 	I could be ping-ponging
you could be ping-ponging
he could be ping-ponging
we could be ping-ponging
you could be ping-ponging
they could be ping-ponging	I could have ping-ponged
you could have ping-ponged
he could have ping-ponged
we could have ping-ponged
you could have ping-ponged
they could have ping-ponged	I could have been ping-ponging
you could have been ping-ponging
he could have been ping-ponging
we could have been ping-ponging
you could have been ping-ponging
they could have been ping-ponging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not ping-pong
you could not ping-pong
he could not ping-pong
we could not ping-pong
you could not ping-pong
they could not ping-pong 	I could not be ping-ponging
you could not be ping-ponging
he could not be ping-ponging
we could not be ping-ponging
you could not be ping-ponging
they could not be ping-ponging	I could not have ping-ponged
you could not have ping-ponged
he could not have ping-ponged
we could not have ping-ponged
you could not have ping-ponged
they could not have ping-ponged	I could not have been ping-ponging
you could not have been ping-ponging
he could not have been ping-ponging
we could not have been ping-ponging
you could not have been ping-ponging
they could not have been ping-ponging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I ping-pong?
could you ping-pong?
could he ping-pong?
could we ping-pong?
could you ping-pong?
could they ping-pong? 	could I be ping-ponging?
could you be ping-ponging?
could he be ping-ponging?
could we be ping-ponging?
could you be ping-ponging?
could they be ping-ponging? 	could I have ping-ponged?
could you have ping-ponged?
could he have ping-ponged?
could we have ping-ponged?
could you have ping-ponged?
could they have ping-ponged? 	could I have been ping-ponging?
could you have been ping-ponging?
could he have been ping-ponging?
could we have been ping-ponging?
could you have been ping-ponging?
could they have been ping-ponging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not ping-pong?
could you not ping-pong?
could he not ping-pong?
could we not ping-pong?
could you not ping-pong?
could they not ping-pong? 	could I not be ping-ponging?
could you not be ping-ponging?
could he not be ping-ponging?
could we not be ping-ponging?
could you not be ping-ponging?
could they not be ping-ponging? 	could I not have ping-ponged?
could you not have ping-ponged?
could he not have ping-ponged?
could we not have ping-ponged?
could you not have ping-ponged?
could they not have ping-ponged? 	could I not have been ping-ponging?
could you not have been ping-ponging?
could he not have been ping-ponging?
could we not have been ping-ponging?
could you not have been ping-ponging?
could they not have been ping-ponging?