Teenagers are not afraid of being caught by security guards when they put their names on trains and buses.

科目名称：人文英语4

试卷号：10862，11390

题型：阅读理解(判断题)

题目：Teenagers are not afraid of being caught by security guards when they put their names on trains and buses.

选项：A. T B. F

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答案：B. F