首页
登录
职称英语
Warning: Holding a cell phone against your ear or storing it in your pocket
Warning: Holding a cell phone against your ear or storing it in your pocket
游客
2024-09-22
10
管理
问题
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【C1】______ when a new phone is purchased. Apple, 【C2】______, doesn’t want iPhones to come closer to you than 1.5 centimeters; Research In Motion, BlackBerry’s manufacturer,【C3】______2.5 centimeters.
If health issues【C4】______cell phone use, the implications are huge. According to a recent survey,Americans chat【C5】______cell phones 2.26 trillion minutes annually, which【C6】______ $100 billion for the wireless carriers. Epidemiologists(流行病学家)pointed out that brain cancer is a( n) 【C7】______. Overall, there has not been a(n) 【C8】______ in its incidence since cell phones arrived. But the average【C9】______an increase in brain cancer in the 20-to-29 age group【C10】______a drop for the older population.
"Most cancers have【C11】______causes," an expert says,【C12】______she points to laboratory research that suggests low-energy radiation could damage cells that could possibly lead to cancer.
Besides, children are more【C13】______ to radiation than adults, other scientists point out. Radiation that【C14】______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【C15】______ more absorptive fluid.
Henry Lai ,a research professor at the University of Washington,began laboratory radiation studies in 1980 and found that rats【C16】______ radio frequency radiation had【C17】______DNA in their brains.
Ms. Davis recommends【C18】______wired headsets or the phone’s speaker. Children should text【C19】______ call, she said, and pregnant women should keep phones away from the abdomen【C20】______. [br] 【C12】
选项
A、or
B、but
C、and
D、otherwise
答案
B
解析
语篇衔接题。[B]but符合此处的逻辑关系,故为正确答案。[A]or表示选择,与此处的逻辑关系相悖,故排除;[C]and表示承接,故排除;[D]otherwise表示“否则,要不然”,与文意不符,故排除。
转载请注明原文地址:https://tihaiku.com/zcyy/3768812.html
相关试题推荐
Thousandsofpeopleturnedoutintothestreetsto______againstthelocalautho
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
随机试题
[originaltext]TheAmericanPetProductsAssociationcarriesoutaNationalPet
我们刚才去超市了。Wewenttothesupermarketjustnow.
Writeanoteofabout50—60wordsbasedonthefollowingsituation;Li
Kellyisputtingthefinal______toherspeech.A、notesB、remarksC、commentsD、t
Anewstudyhasdrawnableakpictureofculturalinclusivenessreflectedin
Don’tletvacationsorbusinesstravelsideline(使退出)yourexerciseroutine.
初中美术《漂亮的手工灯饰》主要教学过程及板书设计 教学过程 (一)视频导入 老师播放一段灯光秀视频,学生初步感受灯光给我们生活带来的不同色彩。 师小结
A. B. C. D.
(2019年真题)预算单位零余额账户按照一般存款账户管理。()
社会评价中,进行利益相关者分析时需要开展的工作有()。A.识别利益相关者
最新回复
(
0
)