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
2024-10-08
37
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 (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(6)______$109 billion for the wireless carriers. Epide-miologists(流行病学家)pointed out that brain cancer isa(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)______. [br] (15)
选项
A、contain
B、own
C、exist
D、produce
答案
A
解析
动词辨析题。[A]contain意为“包含,容纳”,符合文意,故选[A]。[B]own强调“拥有”,[C]exist意为“存在”,用法是“部分”存在于“整体”,[D]produce意为“产生”,强调产生的过程,均可以排除。
转载请注明原文地址:https://tihaiku.com/zcyy/3792935.html
相关试题推荐
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Warning:Holdingacellphoneagainstyourearorstoringitinyourpocket
Nepal’sgovernmentdeployedairpatrolsandpoliceofficerstoguardagainst[br
随机试题
Hismouthstingingandburning,Virgilhurriedtothekitchenforwatertowash
WhatcausedthetensionbetweenEgyptandIsrael?[br][originaltext](9)Eg
Itwasreportedthataunifiedstyleofuniformissettobewornbyallstu
Accordingtothelatestsurvey,GeorgeW.BushJr.doesn’thaveachancetowin
D
下列肌肉中,不属于面神经支配的是:()A.颈阔肌 B.镫骨肌 C.二
若商业银行通过历史数据分析得知,借款人A、B的一年期违约可能性分别为0.02%和
如图,已知等边三角形ABC的边长为2,DE是它的中位线,则下面4个结论: ①D
下列不属于古代埃及雕塑程式的是()。A.姿势必须保持直立,双臂紧靠躯体,正面直
下列哪项不是急性阑尾炎术后给予半卧位的主要目的A、减轻切口张力 B、预防肠粘连
最新回复
(
0
)