Conjugação do verbo inglês
COULD CUBE

Verbo regular: cube - cubed - cubed

Afirmação

Forma simple	Forma com V-ing
I could cube you could cube she could cube we could cube you could cube they could cube	I could be cubing you could be cubing she could be cubing we could be cubing you could be cubing they could be cubing
Perfeito	Perfeito com V-ing
I could have cubed you could have cubed she could have cubed we could have cubed you could have cubed they could have cubed	I could have been cubing you could have been cubing she could have been cubing we could have been cubing you could have been cubing they could have been cubing

Negação

Forma simple	Forma com V-ing
I could not cube you could not cube she could not cube we could not cube you could not cube they could not cube	I could not be cubing you could not be cubing she could not be cubing we could not be cubing you could not be cubing they could not be cubing
Perfeito	Perfeito com V-ing
I could not have cubed you could not have cubed she could not have cubed we could not have cubed you could not have cubed they could not have cubed	I could not have been cubing you could not have been cubing she could not have been cubing we could not have been cubing you could not have been cubing they could not have been cubing

Forma interrogativa

Forma simple	Forma com V-ing
could I cube? could you cube? could she cube? could we cube? could you cube? could they cube?	could I be cubing? could you be cubing? could she be cubing? could we be cubing? could you be cubing? could they be cubing?
Perfeito	Perfeito com V-ing
could I have cubed? could you have cubed? could she have cubed? could we have cubed? could you have cubed? could they have cubed?	could I have been cubing? could you have been cubing? could she have been cubing? could we have been cubing? could you have been cubing? could they have been cubing?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not cube? could you not cube? could she not cube? could we not cube? could you not cube? could they not cube?	could I not be cubing? could you not be cubing? could she not be cubing? could we not be cubing? could you not be cubing? could they not be cubing?
Perfeito	Perfeito com V-ing
could I not have cubed? could you not have cubed? could she not have cubed? could we not have cubed? could you not have cubed? could they not have cubed?	could I not have been cubing? could you not have been cubing? could she not have been cubing? could we not have been cubing? could you not have been cubing? could they not have been cubing?