Conjugación del verbo inglés
COULD BUFF

Verbo regular: buff - buffed - buffed

Afirmación

Forma simple	Forma con V-ing
I could buff you could buff he could buff we could buff you could buff they could buff	I could be buffing you could be buffing he could be buffing we could be buffing you could be buffing they could be buffing
Perfecto	Perfecto con V-ing
I could have buffed you could have buffed he could have buffed we could have buffed you could have buffed they could have buffed	I could have been buffing you could have been buffing he could have been buffing we could have been buffing you could have been buffing they could have been buffing

Negación

Forma simple	Forma con V-ing
I could not buff you could not buff he could not buff we could not buff you could not buff they could not buff	I could not be buffing you could not be buffing he could not be buffing we could not be buffing you could not be buffing they could not be buffing
Perfecto	Perfecto con V-ing
I could not have buffed you could not have buffed he could not have buffed we could not have buffed you could not have buffed they could not have buffed	I could not have been buffing you could not have been buffing he could not have been buffing we could not have been buffing you could not have been buffing they could not have been buffing

Forma interrogativa

Forma simple	Forma con V-ing
could I buff? could you buff? could he buff? could we buff? could you buff? could they buff?	could I be buffing? could you be buffing? could he be buffing? could we be buffing? could you be buffing? could they be buffing?
Perfecto	Perfecto con V-ing
could I have buffed? could you have buffed? could he have buffed? could we have buffed? could you have buffed? could they have buffed?	could I have been buffing? could you have been buffing? could he have been buffing? could we have been buffing? could you have been buffing? could they have been buffing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not buff? could you not buff? could he not buff? could we not buff? could you not buff? could they not buff?	could I not be buffing? could you not be buffing? could he not be buffing? could we not be buffing? could you not be buffing? could they not be buffing?
Perfecto	Perfecto con V-ing
could I not have buffed? could you not have buffed? could he not have buffed? could we not have buffed? could you not have buffed? could they not have buffed?	could I not have been buffing? could you not have been buffing? could he not have been buffing? could we not have been buffing? could you not have been buffing? could they not have been buffing?