单选题 (Since the beginning) of this century, more and more scientists (have become) interested (in) (the way how) the human brain works.
  • A. Since the beginning
  • B. have become
  • C. in
  • D. the way how


【正确答案】 A
【答案解析】介词用法错误，应改为At the beginning。at the beginning“在开始时”，是固定搭配。