Conjugação do verbo inglês
COULD CAUSE

Verbo regular: cause - caused - caused

Afirmação

Forma simple	Forma com V-ing
I could cause you could cause he could cause we could cause you could cause they could cause	I could be causing you could be causing he could be causing we could be causing you could be causing they could be causing
Perfeito	Perfeito com V-ing
I could have caused you could have caused he could have caused we could have caused you could have caused they could have caused	I could have been causing you could have been causing he could have been causing we could have been causing you could have been causing they could have been causing

Negação

Forma simple	Forma com V-ing
I could not cause you could not cause he could not cause we could not cause you could not cause they could not cause	I could not be causing you could not be causing he could not be causing we could not be causing you could not be causing they could not be causing
Perfeito	Perfeito com V-ing
I could not have caused you could not have caused he could not have caused we could not have caused you could not have caused they could not have caused	I could not have been causing you could not have been causing he could not have been causing we could not have been causing you could not have been causing they could not have been causing

Forma interrogativa

Forma simple	Forma com V-ing
could I cause? could you cause? could he cause? could we cause? could you cause? could they cause?	could I be causing? could you be causing? could he be causing? could we be causing? could you be causing? could they be causing?
Perfeito	Perfeito com V-ing
could I have caused? could you have caused? could he have caused? could we have caused? could you have caused? could they have caused?	could I have been causing? could you have been causing? could he have been causing? could we have been causing? could you have been causing? could they have been causing?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not cause? could you not cause? could he not cause? could we not cause? could you not cause? could they not cause?	could I not be causing? could you not be causing? could he not be causing? could we not be causing? could you not be causing? could they not be causing?
Perfeito	Perfeito com V-ing
could I not have caused? could you not have caused? could he not have caused? could we not have caused? could you not have caused? could they not have caused?	could I not have been causing? could you not have been causing? could he not have been causing? could we not have been causing? could you not have been causing? could they not have been causing?