• 2022-06-19
    What is the finding of the new study?
    未知类型:{'label': 'questionDesc', 'content': '请根据材料选择正确答案。', 'isMemberControl': 0, 'type': 181}
    未知类型:{'label': 'source', 'content': '2016年12月 六级 卷一 仔细阅读2', 'isMemberControl': 0, 'type': 181}
    A: Teenagers’ lifestyles have changed greatly in recent years.
    B: Many teenagers resort to drugs or alcohol for mental relief.
    C: Teenagers experiencing psychological problems tend to use a lot of media.
    D: Many hitherto unobserved youngsters may have psychological problems.
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