Conjugação do verbo inglês
COULD SIGNIFY

Verbo regular: signify - signified - signified

Afirmação

Forma simple	Forma com V-ing
I could signify you could signify she could signify we could signify you could signify they could signify	I could be signifying you could be signifying she could be signifying we could be signifying you could be signifying they could be signifying
Perfeito	Perfeito com V-ing
I could have signified you could have signified she could have signified we could have signified you could have signified they could have signified	I could have been signifying you could have been signifying she could have been signifying we could have been signifying you could have been signifying they could have been signifying

Negação

Forma simple	Forma com V-ing
I could not signify you could not signify she could not signify we could not signify you could not signify they could not signify	I could not be signifying you could not be signifying she could not be signifying we could not be signifying you could not be signifying they could not be signifying
Perfeito	Perfeito com V-ing
I could not have signified you could not have signified she could not have signified we could not have signified you could not have signified they could not have signified	I could not have been signifying you could not have been signifying she could not have been signifying we could not have been signifying you could not have been signifying they could not have been signifying

Forma interrogativa

Forma simple	Forma com V-ing
could I signify? could you signify? could she signify? could we signify? could you signify? could they signify?	could I be signifying? could you be signifying? could she be signifying? could we be signifying? could you be signifying? could they be signifying?
Perfeito	Perfeito com V-ing
could I have signified? could you have signified? could she have signified? could we have signified? could you have signified? could they have signified?	could I have been signifying? could you have been signifying? could she have been signifying? could we have been signifying? could you have been signifying? could they have been signifying?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not signify? could you not signify? could she not signify? could we not signify? could you not signify? could they not signify?	could I not be signifying? could you not be signifying? could she not be signifying? could we not be signifying? could you not be signifying? could they not be signifying?
Perfeito	Perfeito com V-ing
could I not have signified? could you not have signified? could she not have signified? could we not have signified? could you not have signified? could they not have signified?	could I not have been signifying? could you not have been signifying? could she not have been signifying? could we not have been signifying? could you not have been signifying? could they not have been signifying?