邓维尔先生已经开始把高中三年级的学生带到工厂来，让他们接触工厂的文化。
Mr. Dunwell has begun bringing high school juniors to the factory so they can get exposed to its culture.
结论普通高中三年级学生的心理素质较以往有了很大提高，但与国内常模青年组比较仍有明显差距，应引起教师和心理卫生工作者的重视。
Conclusion Students in the ordinary high school have some mental problem, which should be paid attention to by the teachers and the mental health workers.
方法采取整群抽样方法，对滁州市4所高中三年级毕业班学生518名进行问卷调查。结果81。5%的学生使用过互联网。
Methods By using the cluster sampling method, a sample of 518 students drawn from 4 high schools in Chuzhou, then a questionnaire survey was conducted among them.
方法采取整群抽样方法，对滁州市4所高中三年级毕业班学生518名进行问卷调查。结果81。5%的学生使用过互联网。
Methods By using the cluster sampling method, a sample of 518 students drawn from 4 high schools in Chuzhou, then a questionnaire survey was conducted among them.
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