Mrs. Arc your situation is like mine, im also immigrant last 2012 we came here,. You should keep your conversation of your girlfriend. Call cra ,And then file her as your common law, there's nothing wrong if shes not here. There is some question you need to answer about to her. How old are you if you dont mind? Coz theres a 3 types of dependent childt, did you said you are immigrant and supposed to be you are under of your sponsor,. Before you get here, you filed as a single and dont have any commitments. Cic might be question you .