职教组卷基于海量职教高考试题库建立的在线组卷及学习系统
职教组卷
  • 题型:选择题 题类:单元测试 难易度:中档

    I am fond________ playing tennis. Jack is keen ________ playing rugby.
    A. of; on B. of; of C. on; on D. on; of