45. The friend to________I was talking is Vietnamese. A. who B. whose C. whom D. which 46. Why do you always believe in everything________he says? A. who B. where C. when D. that 47. There are a lot of people at my son's wedding party, only a few of ________I had met before. A. who B. whose C whom D. which 48. Hue,________my brother lives, is a stunning city in Vietnam. A. where B. which C. who D. when 49. This is an old house________my parents used to live. A. who B. which C. where D. whom 50. Sunday is the day________most of the Christians usually go to church.