1、Increasingly, Americans are becoming their own doctors, by going online to diagnose their symptoms, order home health tests or medical devices, or even self-treat their illnesses with drugs from Internet pharmacies(药店). Some avoid doctors because of the high cost of medical care, especially if they
2、lack health insurance. Or they may stay because they find it embarrassing to discuss their weight, alcohol consumption or couch potato habits. Patients may also fear what they might learn about their health, or they distrust physicians because of negative experiences in the past. But playing doctor
3、can also be a deadly game.Every day, more than six million Americans turn to the Internet for medical answers most of them arent 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 th
4、ey read on health websites. They shouldnt. 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 169 websites the researchers rated, only 16 scored as
5、 “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 most people dont know the safe way to surf the Web. “They use a
6、search engine like Google, get 18 trillion choices and start clicking. But thats risky, because almost anybody can put up a site that looks authoritative(权威的), so itd hard to know if what youre reading is reasonable or not,” says Dr. Sarah Bass from the National Cancer Institute.68. According to the
7、 text, an increasing number of American _.A. are suffering from mental disordersB. turn to Internet pharmacies for helpC. like to play deadly games with doctorsD. are skeptical about surfing medical websites69. Some Americans stay away from doctors because they _.A. find medical devices easy to oper
8、ateB. prefer to be diagnosed online by doctorsC. are afraid to face the truth of their healthD. are afraid to misuse their health insurance70. According to the study of Brown Medical School, _.A. more than 6 million Americans distrust doctorsB. only 1/10 of medical websites aim to make a profitC. ab
9、out 1/10 of the websites surveyed are of high qualityD. 72% of health websites offer incomplete and faulty facts71. Which of the following is the authors main argument?A. Its cheap to self-treat your own illness.B. Its embarrassing to discuss your bad habits.C. Its reasonable to put up a medical website.D. Its dangerous to be your own doctor.答案 68.B 69.C 70.C 71.D