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CEIL PHONES: HANG UP OR KEEP Talking?
Millions of people are using cell phones today. In many places it is actually considered unusual not to use one. In many countries, cell phones are very popular with young people. They find that the phones are more than a means of communication - having a mobile phone shows that they are cool and connected. The explosions around the world in mobile phone use has some health professionals worried. Some doctors are concerned that in the future many people may suffer health problems from the use of mobile phones. In England, there has been a serious debate about this issue. Mobile phone companies are worried about the negative publicity of such ideas. They say that there is no proof that mobile phones are bad for your health. On the other hand, why do some medical studies show changes in the brain cells of some people who use mobile phones? Signs of change in the tissues of the brain and head can be detected with modern scanning equipment. In one case, a traveling salesman had to retire at a young age because of serious memory loss. He couldn't remember even simple tasks. He would often forget the na me of his own son. This man used to talk on his mobile phone for about six hours a day, every day of his working week, for a couple of years. His family doctor blamed his mobile phone use, but his employer's doctor didn't agree. What is it that makes mobile phones potentially harmful? The answer is radiation. High-tech machines can detect very small amounts of radiation fro m mobile phones. Mobile phone companies agree that there is some radiation, but they say the amount is too small to worry about. As the discussion about their safety continues, it appears that it's best to use mobile phones less often. Use your regular phone if you want to talk for a long time. Use your mobile phone only when you really need it. Mobile phones can be very useful and convenient, especially in emergencies. In the future, mobile phones may have a warning label that says they are bad for your h ealth. So for now, it's wise not to use your mobile phone too often. 2 hang up turn the telephone off 3 mobile phone cell phone a cool doing things that are popular 5 explosion suddenincrease 6 mobile phone use the number of people using mobile phones 7 suffer health problems (from) have health problems caused by 8 there is no proof (that) there are no facts to show that; there is no
evidence that e detected seen; found 10 modern scanning equipment new medical machines showing things inside the body 11 retire stop working 12 tasks jobs; things to do 13 blamed his mobile phone use said that using his mobile phone caused the problem Ia high-tech advancedtechnology Multipfe choice. For each item below circle the best answer. l. This article is about a. the possible dangers of mobile phone use b. why mobile phones are popular c. how mobile phones work 2. The writer's purpose in writing this article was to a. convince people that ceII phones may be dangerous b. convince people that cell phones are dangerous c. convince people to buy ceII phones Paragraph 4 (lines 23-27) is about a. the increase in mobile phone use b. what makes mobile phones potentially dangerous c. how to avoid the possible dangers of mobile phones Another word for means in line 4 is -. a. unkind b. method c. expression In line 23, lhe word potentially means a. cerbainly b. possibly c. privately You can infer from the information in paragraph 2 (Iines 6 -12) that mobile phone companies a. know that cell phones are dangerous to your health b. have proof that ceII phones are not dangerous to your health c. axe afraid that information about cell phone health problems will hurt their business 3. 4. 5. 6. .