单选题 I didn't know the word. I had to a dictionary.
  • A. look out
  • B. make out
  • C. refer to
  • D. go over
【正确答案】 C
【答案解析】[解析] 四选项的意思分别是：A．“向外看，当心”；B．“书写，开列，拼凑，说明，理解；辨认出”；C．“谈到，涉及，查阅，查询”；D．“走到另一边去，转变，仔细检查”。