Conjugação do verbo inglês
COULD PILE

Verbo regular: pile - piled - piled

Afirmação

Forma simple	Forma com V-ing
I could pile you could pile he could pile we could pile you could pile they could pile	I could be piling you could be piling he could be piling we could be piling you could be piling they could be piling
Perfeito	Perfeito com V-ing
I could have piled you could have piled he could have piled we could have piled you could have piled they could have piled	I could have been piling you could have been piling he could have been piling we could have been piling you could have been piling they could have been piling

Negação

Forma simple	Forma com V-ing
I could not pile you could not pile he could not pile we could not pile you could not pile they could not pile	I could not be piling you could not be piling he could not be piling we could not be piling you could not be piling they could not be piling
Perfeito	Perfeito com V-ing
I could not have piled you could not have piled he could not have piled we could not have piled you could not have piled they could not have piled	I could not have been piling you could not have been piling he could not have been piling we could not have been piling you could not have been piling they could not have been piling

Forma interrogativa

Forma simple	Forma com V-ing
could I pile? could you pile? could he pile? could we pile? could you pile? could they pile?	could I be piling? could you be piling? could he be piling? could we be piling? could you be piling? could they be piling?
Perfeito	Perfeito com V-ing
could I have piled? could you have piled? could he have piled? could we have piled? could you have piled? could they have piled?	could I have been piling? could you have been piling? could he have been piling? could we have been piling? could you have been piling? could they have been piling?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not pile? could you not pile? could he not pile? could we not pile? could you not pile? could they not pile?	could I not be piling? could you not be piling? could he not be piling? could we not be piling? could you not be piling? could they not be piling?
Perfeito	Perfeito com V-ing
could I not have piled? could you not have piled? could he not have piled? could we not have piled? could you not have piled? could they not have piled?	could I not have been piling? could you not have been piling? could he not have been piling? could we not have been piling? could you not have been piling? could they not have been piling?