could pervert
Verbo regular: pervert - perverted- perverted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could pervert
you could pervert
he could pervert
we could pervert
you could pervert
they could pervert 	I could be perverting
you could be perverting
he could be perverting
we could be perverting
you could be perverting
they could be perverting	I could have perverted
you could have perverted
he could have perverted
we could have perverted
you could have perverted
they could have perverted	I could have been perverting
you could have been perverting
he could have been perverting
we could have been perverting
you could have been perverting
they could have been perverting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not pervert
you could not pervert
he could not pervert
we could not pervert
you could not pervert
they could not pervert 	I could not be perverting
you could not be perverting
he could not be perverting
we could not be perverting
you could not be perverting
they could not be perverting	I could not have perverted
you could not have perverted
he could not have perverted
we could not have perverted
you could not have perverted
they could not have perverted	I could not have been perverting
you could not have been perverting
he could not have been perverting
we could not have been perverting
you could not have been perverting
they could not have been perverting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I pervert?
could you pervert?
could he pervert?
could we pervert?
could you pervert?
could they pervert? 	could I be perverting?
could you be perverting?
could he be perverting?
could we be perverting?
could you be perverting?
could they be perverting? 	could I have perverted?
could you have perverted?
could he have perverted?
could we have perverted?
could you have perverted?
could they have perverted? 	could I have been perverting?
could you have been perverting?
could he have been perverting?
could we have been perverting?
could you have been perverting?
could they have been perverting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not pervert?
could you not pervert?
could he not pervert?
could we not pervert?
could you not pervert?
could they not pervert? 	could I not be perverting?
could you not be perverting?
could he not be perverting?
could we not be perverting?
could you not be perverting?
could they not be perverting? 	could I not have perverted?
could you not have perverted?
could he not have perverted?
could we not have perverted?
could you not have perverted?
could they not have perverted? 	could I not have been perverting?
could you not have been perverting?
could he not have been perverting?
could we not have been perverting?
could you not have been perverting?
could they not have been perverting?