Conjugação do verbo inglês
CAN BUFF

Verbo regular: buff - buffed - buffed

Afirmação

Forma simple	Forma com V-ing
I can buff you can buff he can buff we can buff you can buff they can buff	I can be buffing you can be buffing he can be buffing we can be buffing you can be buffing they can be buffing
Perfeito	Perfeito com V-ing
I can have buffed you can have buffed he can have buffed we can have buffed you can have buffed they can have buffed	I can have been buffing you can have been buffing he can have been buffing we can have been buffing you can have been buffing they can have been buffing

Negação

Forma simple	Forma com V-ing
I can't buff you can't buff he can't buff we can't buff you can't buff they can't buff	I can't be buffing you can't be buffing he can't be buffing we can't be buffing you can't be buffing they can't be buffing
Perfeito	Perfeito com V-ing
I can't have buffed you can't have buffed he can't have buffed we can't have buffed you can't have buffed they can't have buffed	I can't have been buffing you can't have been buffing he can't have been buffing we can't have been buffing you can't have been buffing they can't have been buffing

Forma interrogativa

Forma simple	Forma com V-ing
can I buff? can you buff? can he buff? can we buff? can you buff? can they buff?	can I be buffing? can you be buffing? can he be buffing? can we be buffing? can you be buffing? can they be buffing?
Perfeito	Perfeito com V-ing
can I have buffed? can you have buffed? can he have buffed? can we have buffed? can you have buffed? can they have buffed?	can I have been buffing? can you have been buffing? can he have been buffing? can we have been buffing? can you have been buffing? can they have been buffing?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I buff? can't you buff? can't he buff? can't we buff? can't you buff? can't they buff?	can't I be buffing? can't you be buffing? can't he be buffing? can't we be buffing? can't you be buffing? can't they be buffing?
Perfeito	Perfeito com V-ing
can't I have buffed? can't you have buffed? can't he have buffed? can't we have buffed? can't you have buffed? can't they have buffed?	can't I have been buffing? can't you have been buffing? can't he have been buffing? can't we have been buffing? can't you have been buffing? can't they have been buffing?