首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
How important is your cell phone? So far, no studies have proven【B1】______ that the radio signals from cell phones cause brain c
How important is your cell phone? So far, no studies have proven【B1】______ that the radio signals from cell phones cause brain c
admin
2015-09-13
28
问题
How important is your cell phone? So far, no studies have proven【B1】______ that the radio signals from cell phones cause brain cancer or other health problems. But a new study in the United States has some people wondering what to think The scientists found that holding a cell phone to your ear for at least 50 minutes 【B2】______brain cell activity. Even the scientists themselves are not sure about the【B3】______of their findings. Dr. Volkow says she would not be concerned that 50 minutes of cell phone【B4】______would harm anyone, but the research does illustrate the need to study whether or not there are【B5】______ impacts of such behaviors over several years. Her team studied 47 healthy volunteers between January and December of 2009. The volunteers had cell phones placed against both ears while the scientists made【B6】______of their brain activity. The result shows that even though the radio frequencies that are【B7】______ current cell phone technologies are very weak, they are able to activate the human brain to have an effect. Experts say people who are concerned about mobile phones can【B8】______like using a hands-free device. Dr. Giuseppe Esposito is a nuclear medicine【B9】______at Georgetown University Medical Center in Washington. He says after many years of studies, better kinds of research are still needed to【B10】______questions about cell phone safety. These studies would take years.
【B4】
选项
答案
exposure
解析
空格后为情态动词would,由此判断,空格处应填入一个名词与cell phone构成名词短语。结合录音可知,答案为exposure,意为“暴露”。
转载请注明原文地址:https://jikaoti.com/ti/qU3FFFFM
0
大学英语四级
相关试题推荐
A、Hedoesn’tlikeworkingafterdinner.B、Hedoesn’tcaremuchabouttheagenda.C、Heagreestodiscusstheagendaafterdinner.
A、Itismostcloselyrelatedtoyourlife.B、Itconcernsthemostimportantstageoflife.C、Itisquitedifferentfromtheothe
A、Jameshadafunnyface.B、Jameslikedtoshowoffinclass.C、Jameswaslateforschoolonthefirstday.D、Jameswasthefirs
Forthispart,youareallowed30minutestowriteashortessay.Youshouldstartyouressaywithabriefdescriptionofthepi
PreparingforMoreExpensiveDegreesinEnglandA)Balancingatightbudgetisoneofthemostdifficultaspectsofbeingastude
Severalyearsago,IlearnedthataphysicianinatownnottoofarfromwhereIwaspracticinghadcommittedsuicide.NeitherI
A、Mr.Smithhassignedthecontract.B、Mr.SmithisunavailabletillThursday.C、Themanshouldhavecalledbeforethevisit.D、
A、HeenjoyedteachingEnglish.B、Hewantedtoearnmoretosupporthisfamily.C、Theowneroftheschoolpromisedhimagoodpos
A、Hedidn’tknowDavidwasarrivingonTuesday.B、He’susuallybusyonTuesdaynights.C、Hedoesn’tliketodriveatnight.D、
A、Shedoesn’thavemuchtrouble.B、Sheunderstoodthereadinglastnight.C、Sheunderstandsverylittle.D、Shehasn’tbeendoing
随机试题
A.继发性肺结核B.肺脓肿C.肺癌D.支气管扩张E.急性血行播散性肺结核女性,20岁,高热1个月余,伴乏力盗汗,胸片示双肺粟粒性阴影,大小密度均匀一致
由全国人大常委会审议通过的药品管理法律文件是
A.肾盂B.肾柱C.肾乳头D.肾动脉E.肾静脉开口于肾小盏的是
疏水器的作用是________。
关于劳务分包合同中保险的表述,错误的是()。
发行人最近1期末持有金额较大的( )等财务性投资的,应分析其投资目的、对发行人资金安排的影响、投资期限、发行人对投资的监管方案、投资的可回收性及减值准备的计提是否充足。
下列关于公积金个人住房贷款说法正确的是()。
汉密尔顿焦虑量表主要涉及()因子。
Thosewhohavehigh-bloodpressureshouldgetadoctor’s______beforestartinganexerciseregimen.
It______youdidn’tgettheticket.Theplaywasn’tgoodanyway.
最新回复
(
0
)