could gripe
Verbo regular: gripe - griped- griped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could gripe
you could gripe
he could gripe
we could gripe
you could gripe
they could gripe 	I could be griping
you could be griping
he could be griping
we could be griping
you could be griping
they could be griping	I could have griped
you could have griped
he could have griped
we could have griped
you could have griped
they could have griped	I could have been griping
you could have been griping
he could have been griping
we could have been griping
you could have been griping
they could have been griping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not gripe
you could not gripe
he could not gripe
we could not gripe
you could not gripe
they could not gripe 	I could not be griping
you could not be griping
he could not be griping
we could not be griping
you could not be griping
they could not be griping	I could not have griped
you could not have griped
he could not have griped
we could not have griped
you could not have griped
they could not have griped	I could not have been griping
you could not have been griping
he could not have been griping
we could not have been griping
you could not have been griping
they could not have been griping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I gripe?
could you gripe?
could he gripe?
could we gripe?
could you gripe?
could they gripe? 	could I be griping?
could you be griping?
could he be griping?
could we be griping?
could you be griping?
could they be griping? 	could I have griped?
could you have griped?
could he have griped?
could we have griped?
could you have griped?
could they have griped? 	could I have been griping?
could you have been griping?
could he have been griping?
could we have been griping?
could you have been griping?
could they have been griping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not gripe?
could you not gripe?
could he not gripe?
could we not gripe?
could you not gripe?
could they not gripe? 	could I not be griping?
could you not be griping?
could he not be griping?
could we not be griping?
could you not be griping?
could they not be griping? 	could I not have griped?
could you not have griped?
could he not have griped?
could we not have griped?
could you not have griped?
could they not have griped? 	could I not have been griping?
could you not have been griping?
could he not have been griping?
could we not have been griping?
could you not have been griping?
could they not have been griping?