But playing doctors can also be a deadly game.

　　Every day, more than six million Americans turn to the Internet for medical answers ---most of them aren't nearly skeptical enough of what they find. A 2002 survey by the Pew Internet & American Life Project found that 72 percent of those surveyed believe all or most of what they read on health websites. They shouldn't. Look up “headache”, and the chances of finding reliable and complete information, free from a motivation for commercial gain, are only one in ten, reports an April 2005 Brown Medical School study. Of the l69 websites the researchers rated, only l6 scored as “high quality”. Recent studies found faulty facts about all sorts of other disorders, causing one research team to warn that a large amount of incomplete, inaccurate and even dangerous information exists on the Internet.

　　The problem is that most people don't know the safe way to surf the Web. “They use a search engine 1ike Google, get l8 trillion choices and start clicking. But that's risky, because almost anybody can put up a site that looks authoritative(权威的), so it's hard to know Whether what you're reading is reasonable or not,” says Dr. Sarah Bass from the National Cancer Institute.

　　72. According to the text, an increasing number of Americans

　　.

　　A. are suffering from mental disorders

　　B. turn to Internet pharmacies for help

【2017年高考英语二轮专题复习命题预测83】相关文章：

★ 2014届高考英语一轮复习必修5参考答案（外研版）

★ 总结2016年有效进行高考英语复习的方法

★ 2014届高考英语一轮复习必修3参考答案（外研版）

★ （全国通用）2014届高考英语一轮单元复习 限时强化训练五

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (58)

★ 2017届高考英语二轮复习课时训练：15（含解析）

★ 2016高考英语听力提升素材

★ 2016高考英语听力提升素材

★ 2017届高考英语二轮复习大题冲关秘籍语法填空：名校模拟（含解析）

★ 2014届高考英语一轮复习课时作业(九)必修2Module 3《Music》（外研版）