Conjugação do verbo inglês
COULD HUFF

Verbo regular: huff - huffed - huffed

Afirmação

Forma simple	Forma com V-ing
I could huff you could huff he could huff we could huff you could huff they could huff	I could be huffing you could be huffing he could be huffing we could be huffing you could be huffing they could be huffing
Perfeito	Perfeito com V-ing
I could have huffed you could have huffed he could have huffed we could have huffed you could have huffed they could have huffed	I could have been huffing you could have been huffing he could have been huffing we could have been huffing you could have been huffing they could have been huffing

Negação

Forma simple	Forma com V-ing
I couldn't huff you couldn't huff he couldn't huff we couldn't huff you couldn't huff they couldn't huff	I couldn't be huffing you couldn't be huffing he couldn't be huffing we couldn't be huffing you couldn't be huffing they couldn't be huffing
Perfeito	Perfeito com V-ing
I couldn't have huffed you couldn't have huffed he couldn't have huffed we couldn't have huffed you couldn't have huffed they couldn't have huffed	I couldn't have been huffing you couldn't have been huffing he couldn't have been huffing we couldn't have been huffing you couldn't have been huffing they couldn't have been huffing

Forma interrogativa

Forma simple	Forma com V-ing
could I huff? could you huff? could he huff? could we huff? could you huff? could they huff?	could I be huffing? could you be huffing? could he be huffing? could we be huffing? could you be huffing? could they be huffing?
Perfeito	Perfeito com V-ing
could I have huffed? could you have huffed? could he have huffed? could we have huffed? could you have huffed? could they have huffed?	could I have been huffing? could you have been huffing? could he have been huffing? could we have been huffing? could you have been huffing? could they have been huffing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I huff? couldn't you huff? couldn't he huff? couldn't we huff? couldn't you huff? couldn't they huff?	couldn't I be huffing? couldn't you be huffing? couldn't he be huffing? couldn't we be huffing? couldn't you be huffing? couldn't they be huffing?
Perfeito	Perfeito com V-ing
couldn't I have huffed? couldn't you have huffed? couldn't he have huffed? couldn't we have huffed? couldn't you have huffed? couldn't they have huffed?	couldn't I have been huffing? couldn't you have been huffing? couldn't he have been huffing? couldn't we have been huffing? couldn't you have been huffing? couldn't they have been huffing?