I could package you could package she could package we could package you could package they could package
Forma com V-ing
I could be packaging you could be packaging she could be packaging we could be packaging you could be packaging they could be packaging
Perfeito
I could have packaged you could have packaged she could have packaged we could have packaged you could have packaged they could have packaged
Perfeito com V-ing
I could have been packaging you could have been packaging she could have been packaging we could have been packaging you could have been packaging they could have been packaging
Negação
Forma simple
I could not package you could not package she could not package we could not package you could not package they could not package
Forma com V-ing
I could not be packaging you could not be packaging she could not be packaging we could not be packaging you could not be packaging they could not be packaging
Perfeito
I could not have packaged you could not have packaged she could not have packaged we could not have packaged you could not have packaged they could not have packaged
Perfeito com V-ing
I could not have been packaging you could not have been packaging she could not have been packaging we could not have been packaging you could not have been packaging they could not have been packaging
Forma interrogativa
Forma simple
could I package? could you package? could she package? could we package? could you package? could they package?
Forma com V-ing
could I be packaging? could you be packaging? could she be packaging? could we be packaging? could you be packaging? could they be packaging?
Perfeito
could I have packaged? could you have packaged? could she have packaged? could we have packaged? could you have packaged? could they have packaged?
Perfeito com V-ing
could I have been packaging? could you have been packaging? could she have been packaging? could we have been packaging? could you have been packaging? could they have been packaging?
Forma interro-Negação
Forma simple
could I not package? could you not package? could she not package? could we not package? could you not package? could they not package?
Forma com V-ing
could I not be packaging? could you not be packaging? could she not be packaging? could we not be packaging? could you not be packaging? could they not be packaging?
Perfeito
could I not have packaged? could you not have packaged? could she not have packaged? could we not have packaged? could you not have packaged? could they not have packaged?
Perfeito com V-ing
could I not have been packaging? could you not have been packaging? could she not have been packaging? could we not have been packaging? could you not have been packaging? could they not have been packaging?