Conjugação do verbo inglês
COULD SHADOWBOX

Verbo regular: shadowbox - shadowboxed - shadowboxed

Afirmação

Forma simple	Forma com V-ing
I could shadowbox you could shadowbox he could shadowbox we could shadowbox you could shadowbox they could shadowbox	I could be shadowboxing you could be shadowboxing he could be shadowboxing we could be shadowboxing you could be shadowboxing they could be shadowboxing
Perfeito	Perfeito com V-ing
I could have shadowboxed you could have shadowboxed he could have shadowboxed we could have shadowboxed you could have shadowboxed they could have shadowboxed	I could have been shadowboxing you could have been shadowboxing he could have been shadowboxing we could have been shadowboxing you could have been shadowboxing they could have been shadowboxing

Negação

Forma simple	Forma com V-ing
I could not shadowbox you could not shadowbox he could not shadowbox we could not shadowbox you could not shadowbox they could not shadowbox	I could not be shadowboxing you could not be shadowboxing he could not be shadowboxing we could not be shadowboxing you could not be shadowboxing they could not be shadowboxing
Perfeito	Perfeito com V-ing
I could not have shadowboxed you could not have shadowboxed he could not have shadowboxed we could not have shadowboxed you could not have shadowboxed they could not have shadowboxed	I could not have been shadowboxing you could not have been shadowboxing he could not have been shadowboxing we could not have been shadowboxing you could not have been shadowboxing they could not have been shadowboxing

Forma interrogativa

Forma simple	Forma com V-ing
could I shadowbox? could you shadowbox? could he shadowbox? could we shadowbox? could you shadowbox? could they shadowbox?	could I be shadowboxing? could you be shadowboxing? could he be shadowboxing? could we be shadowboxing? could you be shadowboxing? could they be shadowboxing?
Perfeito	Perfeito com V-ing
could I have shadowboxed? could you have shadowboxed? could he have shadowboxed? could we have shadowboxed? could you have shadowboxed? could they have shadowboxed?	could I have been shadowboxing? could you have been shadowboxing? could he have been shadowboxing? could we have been shadowboxing? could you have been shadowboxing? could they have been shadowboxing?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not shadowbox? could you not shadowbox? could he not shadowbox? could we not shadowbox? could you not shadowbox? could they not shadowbox?	could I not be shadowboxing? could you not be shadowboxing? could he not be shadowboxing? could we not be shadowboxing? could you not be shadowboxing? could they not be shadowboxing?
Perfeito	Perfeito com V-ing
could I not have shadowboxed? could you not have shadowboxed? could he not have shadowboxed? could we not have shadowboxed? could you not have shadowboxed? could they not have shadowboxed?	could I not have been shadowboxing? could you not have been shadowboxing? could he not have been shadowboxing? could we not have been shadowboxing? could you not have been shadowboxing? could they not have been shadowboxing?