单选题 That's the course ______.
  • A. what I'm interested in
  • B. which I'm fond on
  • C. I'm interested in
  • D. of that I'm fond
【正确答案】 C
【答案解析】[解析] 这是一个限制性的定语从句,修饰先行词course。关系代词which被省略。be interested in…:对……感兴趣