Conjugação do verbo inglês
COULD BE

Verbo irregular: be - was/were - been

Afirmação

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

Negação

Forma simple	Forma com V-ing
I couldn't be you couldn't be he couldn't be we couldn't be you couldn't be they couldn't be	I couldn't be being you couldn't be being he couldn't be being we couldn't be being you couldn't be being they couldn't be being
Perfeito	Perfeito com V-ing
I couldn't have been you couldn't have been he couldn't have been we couldn't have been you couldn't have been they couldn't have been	I couldn't have been being you couldn't have been being he couldn't have been being we couldn't have been being you couldn't have been being they couldn't have been being

Forma interrogativa

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

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I be? couldn't you be? couldn't he be? couldn't we be? couldn't you be? couldn't they be?	couldn't I be being? couldn't you be being? couldn't he be being? couldn't we be being? couldn't you be being? couldn't they be being?
Perfeito	Perfeito com V-ing
couldn't I have been? couldn't you have been? couldn't he have been? couldn't we have been? couldn't you have been? couldn't they have been?	couldn't I have been being? couldn't you have been being? couldn't he have been being? couldn't we have been being? couldn't you have been being? couldn't they have been being?