单选题 Students also, either through course work or outside activities, tend to be involved in the vigorous and ______ life of the city.
  • (A) open
  • (B) varied
  • (C) fascinated
  • (D) regular


【正确答案】 B
【答案解析】通过课内学习和课外活动．学生们参与到城市中充满活力的、“多彩的”生活中去。本题具有一定难度，需要理解整个句子的意思才能解题。