Conjugação do verbo inglês
COULD DO DO

Verbo regular: do do - do doed - do doed

Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação

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

Negação

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

Forma interrogativa

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

Forma interro-Negação

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