单选题 Last year, our company sold twice as many computers as our competitor.
  • A. rival
  • B. enemy
  • C. partner
  • D. co-worker


【正确答案】 A
【答案解析】competitor和rival都表示“竞争者、对手”；enemy：敌人、仇敌；partner：合作伙伴；co-worker：合作者、同事。