单选题 Never before ______ so many people in our country been interested in athletic sports.
  • A. has
  • B. is
  • C. have
  • D. are
【正确答案】 C
【答案解析】当否定词never位于句首时，句子要用部分倒装。本句的主语是many people，谓语要与其保持一致。从been interested in...可以看出，本句的时态应用完成时。故C项为正确答案。