could affect
Verbo regular: affect - affected- affected

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could affect
you could affect
he could affect
we could affect
you could affect
they could affect 	I could be affecting
you could be affecting
he could be affecting
we could be affecting
you could be affecting
they could be affecting	I could have affected
you could have affected
he could have affected
we could have affected
you could have affected
they could have affected	I could have been affecting
you could have been affecting
he could have been affecting
we could have been affecting
you could have been affecting
they could have been affecting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not affect
you could not affect
he could not affect
we could not affect
you could not affect
they could not affect 	I could not be affecting
you could not be affecting
he could not be affecting
we could not be affecting
you could not be affecting
they could not be affecting	I could not have affected
you could not have affected
he could not have affected
we could not have affected
you could not have affected
they could not have affected	I could not have been affecting
you could not have been affecting
he could not have been affecting
we could not have been affecting
you could not have been affecting
they could not have been affecting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I affect?
could you affect?
could he affect?
could we affect?
could you affect?
could they affect? 	could I be affecting?
could you be affecting?
could he be affecting?
could we be affecting?
could you be affecting?
could they be affecting? 	could I have affected?
could you have affected?
could he have affected?
could we have affected?
could you have affected?
could they have affected? 	could I have been affecting?
could you have been affecting?
could he have been affecting?
could we have been affecting?
could you have been affecting?
could they have been affecting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not affect?
could you not affect?
could he not affect?
could we not affect?
could you not affect?
could they not affect? 	could I not be affecting?
could you not be affecting?
could he not be affecting?
could we not be affecting?
could you not be affecting?
could they not be affecting? 	could I not have affected?
could you not have affected?
could he not have affected?
could we not have affected?
could you not have affected?
could they not have affected? 	could I not have been affecting?
could you not have been affecting?
could he not have been affecting?
could we not have been affecting?
could you not have been affecting?
could they not have been affecting?