Conjugação do verbo inglês
COULD ASCRIBE

Verbo regular: ascribe - ascribed - ascribed

Afirmação

Forma simple	Forma com V-ing
I could ascribe you could ascribe she could ascribe we could ascribe you could ascribe they could ascribe	I could be ascribing you could be ascribing she could be ascribing we could be ascribing you could be ascribing they could be ascribing
Perfeito	Perfeito com V-ing
I could have ascribed you could have ascribed she could have ascribed we could have ascribed you could have ascribed they could have ascribed	I could have been ascribing you could have been ascribing she could have been ascribing we could have been ascribing you could have been ascribing they could have been ascribing

Negação

Forma simple	Forma com V-ing
I couldn't ascribe you couldn't ascribe she couldn't ascribe we couldn't ascribe you couldn't ascribe they couldn't ascribe	I couldn't be ascribing you couldn't be ascribing she couldn't be ascribing we couldn't be ascribing you couldn't be ascribing they couldn't be ascribing
Perfeito	Perfeito com V-ing
I couldn't have ascribed you couldn't have ascribed she couldn't have ascribed we couldn't have ascribed you couldn't have ascribed they couldn't have ascribed	I couldn't have been ascribing you couldn't have been ascribing she couldn't have been ascribing we couldn't have been ascribing you couldn't have been ascribing they couldn't have been ascribing

Forma interrogativa

Forma simple	Forma com V-ing
could I ascribe? could you ascribe? could she ascribe? could we ascribe? could you ascribe? could they ascribe?	could I be ascribing? could you be ascribing? could she be ascribing? could we be ascribing? could you be ascribing? could they be ascribing?
Perfeito	Perfeito com V-ing
could I have ascribed? could you have ascribed? could she have ascribed? could we have ascribed? could you have ascribed? could they have ascribed?	could I have been ascribing? could you have been ascribing? could she have been ascribing? could we have been ascribing? could you have been ascribing? could they have been ascribing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I ascribe? couldn't you ascribe? couldn't she ascribe? couldn't we ascribe? couldn't you ascribe? couldn't they ascribe?	couldn't I be ascribing? couldn't you be ascribing? couldn't she be ascribing? couldn't we be ascribing? couldn't you be ascribing? couldn't they be ascribing?
Perfeito	Perfeito com V-ing
couldn't I have ascribed? couldn't you have ascribed? couldn't she have ascribed? couldn't we have ascribed? couldn't you have ascribed? couldn't they have ascribed?	couldn't I have been ascribing? couldn't you have been ascribing? couldn't she have been ascribing? couldn't we have been ascribing? couldn't you have been ascribing? couldn't they have been ascribing?