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:模拟题 难易度:易

    Whether something is alive or dead is a crucial ______ and it is one that children have no difficulty understanding by the age of five.

    A. declaration  B. distinction  C. division  D. distribution
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