I could dateline you could dateline he could dateline we could dateline you could dateline they could dateline
Forma com V-ing
I could be datelining you could be datelining he could be datelining we could be datelining you could be datelining they could be datelining
Perfeito
I could have datelined you could have datelined he could have datelined we could have datelined you could have datelined they could have datelined
Perfeito com V-ing
I could have been datelining you could have been datelining he could have been datelining we could have been datelining you could have been datelining they could have been datelining
Negação
Forma simple
I could not dateline you could not dateline he could not dateline we could not dateline you could not dateline they could not dateline
Forma com V-ing
I could not be datelining you could not be datelining he could not be datelining we could not be datelining you could not be datelining they could not be datelining
Perfeito
I could not have datelined you could not have datelined he could not have datelined we could not have datelined you could not have datelined they could not have datelined
Perfeito com V-ing
I could not have been datelining you could not have been datelining he could not have been datelining we could not have been datelining you could not have been datelining they could not have been datelining
Forma interrogativa
Forma simple
could I dateline? could you dateline? could he dateline? could we dateline? could you dateline? could they dateline?
Forma com V-ing
could I be datelining? could you be datelining? could he be datelining? could we be datelining? could you be datelining? could they be datelining?
Perfeito
could I have datelined? could you have datelined? could he have datelined? could we have datelined? could you have datelined? could they have datelined?
Perfeito com V-ing
could I have been datelining? could you have been datelining? could he have been datelining? could we have been datelining? could you have been datelining? could they have been datelining?
Forma interro-Negação
Forma simple
could I not dateline? could you not dateline? could he not dateline? could we not dateline? could you not dateline? could they not dateline?
Forma com V-ing
could I not be datelining? could you not be datelining? could he not be datelining? could we not be datelining? could you not be datelining? could they not be datelining?
Perfeito
could I not have datelined? could you not have datelined? could he not have datelined? could we not have datelined? could you not have datelined? could they not have datelined?
Perfeito com V-ing
could I not have been datelining? could you not have been datelining? could he not have been datelining? could we not have been datelining? could you not have been datelining? could they not have been datelining?