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 could not gravel you could not gravel she could not gravel we could not gravel you could not gravel they could not gravel	I could not be gravelling you could not be gravelling she could not be gravelling we could not be gravelling you could not be gravelling they could not be gravelling
Perfeito	Perfeito com V-ing
I could not have gravelled you could not have gravelled she could not have gravelled we could not have gravelled you could not have gravelled they could not have gravelled	I could not have been gravelling you could not have been gravelling she could not have been gravelling we could not have been gravelling you could not have been gravelling they could not 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
could I not gravel? could you not gravel? could she not gravel? could we not gravel? could you not gravel? could they not gravel?	could I not be gravelling? could you not be gravelling? could she not be gravelling? could we not be gravelling? could you not be gravelling? could they not be gravelling?
Perfeito	Perfeito com V-ing
could I not have gravelled? could you not have gravelled? could she not have gravelled? could we not have gravelled? could you not have gravelled? could they not have gravelled?	could I not have been gravelling? could you not have been gravelling? could she not have been gravelling? could we not have been gravelling? could you not have been gravelling? could they not have been gravelling?