Conjugação do verbo inglês
COULD ACT

Verbo regular: act - acted - acted

Afirmação

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

Negação

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

Forma interrogativa

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

Forma interro-Negação

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