Conjugação do verbo inglês
COULD GREEN

Verbo regular: green - greened - greened

Afirmação

Forma simple	Forma com V-ing
I could green you could green he could green we could green you could green they could green	I could be greening you could be greening he could be greening we could be greening you could be greening they could be greening
Perfeito	Perfeito com V-ing
I could have greened you could have greened he could have greened we could have greened you could have greened they could have greened	I could have been greening you could have been greening he could have been greening we could have been greening you could have been greening they could have been greening

Negação

Forma simple	Forma com V-ing
I couldn't green you couldn't green he couldn't green we couldn't green you couldn't green they couldn't green	I couldn't be greening you couldn't be greening he couldn't be greening we couldn't be greening you couldn't be greening they couldn't be greening
Perfeito	Perfeito com V-ing
I couldn't have greened you couldn't have greened he couldn't have greened we couldn't have greened you couldn't have greened they couldn't have greened	I couldn't have been greening you couldn't have been greening he couldn't have been greening we couldn't have been greening you couldn't have been greening they couldn't have been greening

Forma interrogativa

Forma simple	Forma com V-ing
could I green? could you green? could he green? could we green? could you green? could they green?	could I be greening? could you be greening? could he be greening? could we be greening? could you be greening? could they be greening?
Perfeito	Perfeito com V-ing
could I have greened? could you have greened? could he have greened? could we have greened? could you have greened? could they have greened?	could I have been greening? could you have been greening? could he have been greening? could we have been greening? could you have been greening? could they have been greening?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I green? couldn't you green? couldn't he green? couldn't we green? couldn't you green? couldn't they green?	couldn't I be greening? couldn't you be greening? couldn't he be greening? couldn't we be greening? couldn't you be greening? couldn't they be greening?
Perfeito	Perfeito com V-ing
couldn't I have greened? couldn't you have greened? couldn't he have greened? couldn't we have greened? couldn't you have greened? couldn't they have greened?	couldn't I have been greening? couldn't you have been greening? couldn't he have been greening? couldn't we have been greening? couldn't you have been greening? couldn't they have been greening?