Conjugação do verbo inglês
COULD REIGN

Verbo regular: reign - reigned - reigned

Afirmação

Forma simple	Forma com V-ing
I could reign you could reign he could reign we could reign you could reign they could reign	I could be reigning you could be reigning he could be reigning we could be reigning you could be reigning they could be reigning
Perfeito	Perfeito com V-ing
I could have reigned you could have reigned he could have reigned we could have reigned you could have reigned they could have reigned	I could have been reigning you could have been reigning he could have been reigning we could have been reigning you could have been reigning they could have been reigning

Negação

Forma simple	Forma com V-ing
I could not reign you could not reign he could not reign we could not reign you could not reign they could not reign	I could not be reigning you could not be reigning he could not be reigning we could not be reigning you could not be reigning they could not be reigning
Perfeito	Perfeito com V-ing
I could not have reigned you could not have reigned he could not have reigned we could not have reigned you could not have reigned they could not have reigned	I could not have been reigning you could not have been reigning he could not have been reigning we could not have been reigning you could not have been reigning they could not have been reigning

Forma interrogativa

Forma simple	Forma com V-ing
could I reign? could you reign? could he reign? could we reign? could you reign? could they reign?	could I be reigning? could you be reigning? could he be reigning? could we be reigning? could you be reigning? could they be reigning?
Perfeito	Perfeito com V-ing
could I have reigned? could you have reigned? could he have reigned? could we have reigned? could you have reigned? could they have reigned?	could I have been reigning? could you have been reigning? could he have been reigning? could we have been reigning? could you have been reigning? could they have been reigning?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not reign? could you not reign? could he not reign? could we not reign? could you not reign? could they not reign?	could I not be reigning? could you not be reigning? could he not be reigning? could we not be reigning? could you not be reigning? could they not be reigning?
Perfeito	Perfeito com V-ing
could I not have reigned? could you not have reigned? could he not have reigned? could we not have reigned? could you not have reigned? could they not have reigned?	could I not have been reigning? could you not have been reigning? could he not have been reigning? could we not have been reigning? could you not have been reigning? could they not have been reigning?