I could account you could account he could account we could account you could account they could account
Forma com V-ing
I could be accounting you could be accounting he could be accounting we could be accounting you could be accounting they could be accounting
Perfeito
I could have accounted you could have accounted he could have accounted we could have accounted you could have accounted they could have accounted
Perfeito com V-ing
I could have been accounting you could have been accounting he could have been accounting we could have been accounting you could have been accounting they could have been accounting
Negação
Forma simple
I could not account you could not account he could not account we could not account you could not account they could not account
Forma com V-ing
I could not be accounting you could not be accounting he could not be accounting we could not be accounting you could not be accounting they could not be accounting
Perfeito
I could not have accounted you could not have accounted he could not have accounted we could not have accounted you could not have accounted they could not have accounted
Perfeito com V-ing
I could not have been accounting you could not have been accounting he could not have been accounting we could not have been accounting you could not have been accounting they could not have been accounting
Forma interrogativa
Forma simple
could I account? could you account? could he account? could we account? could you account? could they account?
Forma com V-ing
could I be accounting? could you be accounting? could he be accounting? could we be accounting? could you be accounting? could they be accounting?
Perfeito
could I have accounted? could you have accounted? could he have accounted? could we have accounted? could you have accounted? could they have accounted?
Perfeito com V-ing
could I have been accounting? could you have been accounting? could he have been accounting? could we have been accounting? could you have been accounting? could they have been accounting?
Forma interro-Negação
Forma simple
could I not account? could you not account? could he not account? could we not account? could you not account? could they not account?
Forma com V-ing
could I not be accounting? could you not be accounting? could he not be accounting? could we not be accounting? could you not be accounting? could they not be accounting?
Perfeito
could I not have accounted? could you not have accounted? could he not have accounted? could we not have accounted? could you not have accounted? could they not have accounted?
Perfeito com V-ing
could I not have been accounting? could you not have been accounting? could he not have been accounting? could we not have been accounting? could you not have been accounting? could they not have been accounting?