《实习医生格蕾 第五季》Cristina的感情线有什么变化？

简介：The fifth season of "Grey's Anatomy" has begun, and with it comes a new set of challenges for the characters. Meredith Grey (Ellen Pompeo) and Derek Shepherd (Patrick Dempsey) are now married and have faced many highs and lows together as a couple. They have also had to deal with their personal lives as well, including Lexie Grey (Chyler Leigh), who is now Meredith's half-sister. Lexie has become a roommate and confidante to George O'Malley (Justin Chambers), who is struggling with his professional and personal life. He is trying to get both his career and personal life back on track after failing his residency test by only one point. Cristina Yang (Sandra Oh) has finally won out over her tough-as-nails mentor, Erica, and is now back on track as a su…