Warning: Holding a cell phone against your ear or storing it in your pocket may be hazardous to your health. This paraphrases a warning that cell phone manufacturers include in the small print that is often 1 when a new phone is purchased. Apple, 2 , doesn't want iPhones to come closer to you than 1.5 centimeters; Research In Motion, BlackBerry's manufacturer, 3 2.5 centimeters. If health issues 4 cell phone use, the implications are huge. According to a recent survey, Americans chat 5 cell phones 2.26 trillion minutes annually, which 5 $109 billion for the wireless carriers. Epidemiologists (流行病学家) pointed out that brain cancer is a(n) 7 . Overall, there has not been a(n) 8 in its incidence since cell phones arrived. But the average 9 an increase in brain cancer in the 20-to-29 age group 10 a drop for the older population. "Most cancers have 11 causes," an expert says, 12 she points to laboratory research that suggests low-energy radiation could damage cells that could possibly lead to cancer. Besides, children are more 13 to radiation than adults, other scientists point out. Radiation that 14 only five centimeters into the brain of an adult will reach much deeper into the brains of children because their skulls are thinner and their brains 15 more absorptive fluid. Henry Lai, a research professor at the University of Washington, began laboratory radiation studies in 1980 and found that rats 16 radio frequency radiation had 17 DNA in their brains. Ms. Davis recommends 18 wired headsets or the phone's speaker. Children should text 19 call, she said, and pregnant women should keep phones away from the abdomen 20
[解析] 语篇理解题。因为上面提到了手机生产商会在附属细则中提醒大家，所以下面提到著名手机生产商Apple，作者意在举例说明，因此应该选A：for example。B：such as虽然也是表示举例，但是一般跟在名词或动名词后面；C：as a result意为“因此，结果，所以”，表示结果；D：in fact意为“实际上，事实上”，以上三项从意思和用法上都不符合要求，故排除。
3.
A.intends
B.offers
C.shows
D.recommends
A B C D
D
[解析] 动词辨析题。此处是接上句内容，举了第二个例子，黑莓公司建议的距离是2.5厘米。D：recommends意为“推荐，建议”，可以作及物动词，后面直接接名词作宾语，故选D。A：intends表示“打算，想要”，用法为intend to do sth或者intend doing sth. ；B：offers意为“提议，提供”，可以跟双宾语；C：shows意为“显示；说明”，上述三项均和文章意思不符，故排除。
Linguistic researchers have gradually come to understand how and why so many teenagers sound like Dizzee Rascal, a rapper from Bow in east London. They call this 1 , changing argot (俚语) Multicultural London English (MLE). When MLE first 2 , linguists believed it was a ham version of the way West Indians speak English. In the early 1980s "West Indians who had spoken Cockney suddenly started to speak 3 ," explains Paul Kerswill of York University. Young Afro-Caribbean men 4 have adopted a new style of speech as they sought to forge a(n) 5 in an often hostile society. Others were thought to have 6 them. But 7 being cod-Jamaican, MLE is now thought to be a hybrid (混合的) 8 that emerged from the mixing of West Indians, South Asians and speakers of Cockney and Estuary English. Researchers have found that MLE 9 from place to place. Variants have emerged in 10 cities with many immigrants, such as Birmingham and Manchester. Children tend to 11 MLE at secondary school. It is more common—and more strongly accented—among boys 12 among girls. The grammar that tends to 13 MLE is increasingly uniform: for example the use of " we wasn't" 14 place of "we weren't". Linguists are most excited by 15 MLE is doing to the rhythm of speech. English is usually spoken with a stress-timed rhythm, in which syllables are stressed at regular 16 Speakers of MLE speak with a syllable-timed rhythm, in which all syllables are 17 roughly the same time and stress, as in French or Japanese. Syllable-timed speech is a 18 of languages that have come into contact 19 other languages. Versions of it may have 20 in multicultural places such as Hackney for centuries, thinks Mr. Kerswill.
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