Conjugação do verbo inglês
COULD POISON

Verbo regular: poison - poisoned - poisoned

Afirmação

Forma simple	Forma com V-ing
I could poison you could poison he could poison we could poison you could poison they could poison	I could be poisoning you could be poisoning he could be poisoning we could be poisoning you could be poisoning they could be poisoning
Perfeito	Perfeito com V-ing
I could have poisoned you could have poisoned he could have poisoned we could have poisoned you could have poisoned they could have poisoned	I could have been poisoning you could have been poisoning he could have been poisoning we could have been poisoning you could have been poisoning they could have been poisoning

Negação

Forma simple	Forma com V-ing
I could not poison you could not poison he could not poison we could not poison you could not poison they could not poison	I could not be poisoning you could not be poisoning he could not be poisoning we could not be poisoning you could not be poisoning they could not be poisoning
Perfeito	Perfeito com V-ing
I could not have poisoned you could not have poisoned he could not have poisoned we could not have poisoned you could not have poisoned they could not have poisoned	I could not have been poisoning you could not have been poisoning he could not have been poisoning we could not have been poisoning you could not have been poisoning they could not have been poisoning

Forma interrogativa

Forma simple	Forma com V-ing
could I poison? could you poison? could he poison? could we poison? could you poison? could they poison?	could I be poisoning? could you be poisoning? could he be poisoning? could we be poisoning? could you be poisoning? could they be poisoning?
Perfeito	Perfeito com V-ing
could I have poisoned? could you have poisoned? could he have poisoned? could we have poisoned? could you have poisoned? could they have poisoned?	could I have been poisoning? could you have been poisoning? could he have been poisoning? could we have been poisoning? could you have been poisoning? could they have been poisoning?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not poison? could you not poison? could he not poison? could we not poison? could you not poison? could they not poison?	could I not be poisoning? could you not be poisoning? could he not be poisoning? could we not be poisoning? could you not be poisoning? could they not be poisoning?
Perfeito	Perfeito com V-ing
could I not have poisoned? could you not have poisoned? could he not have poisoned? could we not have poisoned? could you not have poisoned? could they not have poisoned?	could I not have been poisoning? could you not have been poisoning? could he not have been poisoning? could we not have been poisoning? could you not have been poisoning? could they not have been poisoning?