Conjugação do verbo inglês
COULD GRAVEL

Verbo regular: gravel - gravelled - gravelled

Afirmação

Forma simple	Forma com V-ing
I could gravel you could gravel she could gravel we could gravel you could gravel they could gravel	I could be gravelling you could be gravelling she could be gravelling we could be gravelling you could be gravelling they could be gravelling
Perfeito	Perfeito com V-ing
I could have gravelled you could have gravelled she could have gravelled we could have gravelled you could have gravelled they could have gravelled	I could have been gravelling you could have been gravelling she could have been gravelling we could have been gravelling you could have been gravelling they could have been gravelling

Negação

Forma simple	Forma com V-ing
I couldn't gravel you couldn't gravel she couldn't gravel we couldn't gravel you couldn't gravel they couldn't gravel	I couldn't be gravelling you couldn't be gravelling she couldn't be gravelling we couldn't be gravelling you couldn't be gravelling they couldn't be gravelling
Perfeito	Perfeito com V-ing
I couldn't have gravelled you couldn't have gravelled she couldn't have gravelled we couldn't have gravelled you couldn't have gravelled they couldn't have gravelled	I couldn't have been gravelling you couldn't have been gravelling she couldn't have been gravelling we couldn't have been gravelling you couldn't have been gravelling they couldn't have been gravelling

Forma interrogativa

Forma simple	Forma com V-ing
could I gravel? could you gravel? could she gravel? could we gravel? could you gravel? could they gravel?	could I be gravelling? could you be gravelling? could she be gravelling? could we be gravelling? could you be gravelling? could they be gravelling?
Perfeito	Perfeito com V-ing
could I have gravelled? could you have gravelled? could she have gravelled? could we have gravelled? could you have gravelled? could they have gravelled?	could I have been gravelling? could you have been gravelling? could she have been gravelling? could we have been gravelling? could you have been gravelling? could they have been gravelling?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I gravel? couldn't you gravel? couldn't she gravel? couldn't we gravel? couldn't you gravel? couldn't they gravel?	couldn't I be gravelling? couldn't you be gravelling? couldn't she be gravelling? couldn't we be gravelling? couldn't you be gravelling? couldn't they be gravelling?
Perfeito	Perfeito com V-ing
couldn't I have gravelled? couldn't you have gravelled? couldn't she have gravelled? couldn't we have gravelled? couldn't you have gravelled? couldn't they have gravelled?	couldn't I have been gravelling? couldn't you have been gravelling? couldn't she have been gravelling? couldn't we have been gravelling? couldn't you have been gravelling? couldn't they have been gravelling?