D they have emotional problems
37. When people cannot easily decide what to buy, which of the following is the least possible choice?
A Giving up
B Walking away
C Buying an unsuitable item
D Seeking advice
38. Why do products have a short lifespan nowadays?
A They are of poor quality.
B They are quickly replaced with new ones.
C They have too many versions.
D They are not designed by computers.
39. How does migration today differ from that of the past?
A People now migrate to find better jobs.
B People now migrate for better life.
C People now migrate for better environments.
D People now have more choice about where to migrate.
40. Which of the following best expresses the writer’s view on choice?
A Better more choice than no choice
B Better no choice than more choice
C All choice is easy
D More choice, more anxiety
第三篇 Cell 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 make some health professional worried. Some doctors are concerned that in the future many people may suffer health problems from the use of mobile phones. In
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 issues of the brain and head can be detected with modern scanning (扫描) 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 name 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 from 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 health. So for now, it’s wise not to use your mobile phone too often
41. People buy cell phones for the following reasons EXCEPT that
A they’re popular
B they’re cheap
C they’re useful
D they’re convenient
42. The world “detected” in paragraph 3 could be best replaced by
A cured
B removed
C discovered
D caused
43. The salesman retired young because
A he disliked using mobile phones
B he was tired of talking on his mobile phone
C he couldn’t remember simple tasks
D his employer’s doctor persuaded him to
44. On the safety issue of mobile phones, the manufacturing companies
A deny the existence of mobile phone radiation
B develop new technology to reduce mobile phone radiation
C try to prove that mobile phones are not harmful to health
D hold that the amount of radiation is too small to worry about
45. The writer’s purpose of writing this article is to advise people
A to buy mobile phones
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