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:英语知识运用 题类:期中考试 难易度:较易

    _____ we cannot control what happens around us,we can control how we react to our surroundings.(  )
    A. Since B. While C. Unless D. Once
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