I could capture you could capture he could capture we could capture you could capture they could capture
Forma com V-ing
I could be capturing you could be capturing he could be capturing we could be capturing you could be capturing they could be capturing
Perfeito
I could have captured you could have captured he could have captured we could have captured you could have captured they could have captured
Perfeito com V-ing
I could have been capturing you could have been capturing he could have been capturing we could have been capturing you could have been capturing they could have been capturing
Negação
Forma simple
I could not capture you could not capture he could not capture we could not capture you could not capture they could not capture
Forma com V-ing
I could not be capturing you could not be capturing he could not be capturing we could not be capturing you could not be capturing they could not be capturing
Perfeito
I could not have captured you could not have captured he could not have captured we could not have captured you could not have captured they could not have captured
Perfeito com V-ing
I could not have been capturing you could not have been capturing he could not have been capturing we could not have been capturing you could not have been capturing they could not have been capturing
Forma interrogativa
Forma simple
could I capture? could you capture? could he capture? could we capture? could you capture? could they capture?
Forma com V-ing
could I be capturing? could you be capturing? could he be capturing? could we be capturing? could you be capturing? could they be capturing?
Perfeito
could I have captured? could you have captured? could he have captured? could we have captured? could you have captured? could they have captured?
Perfeito com V-ing
could I have been capturing? could you have been capturing? could he have been capturing? could we have been capturing? could you have been capturing? could they have been capturing?
Forma interro-Negação
Forma simple
could I not capture? could you not capture? could he not capture? could we not capture? could you not capture? could they not capture?
Forma com V-ing
could I not be capturing? could you not be capturing? could he not be capturing? could we not be capturing? could you not be capturing? could they not be capturing?
Perfeito
could I not have captured? could you not have captured? could he not have captured? could we not have captured? could you not have captured? could they not have captured?
Perfeito com V-ing
could I not have been capturing? could you not have been capturing? could he not have been capturing? could we not have been capturing? could you not have been capturing? could they not have been capturing?