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
Scientists who believe cell phones are dangerous have been throwing out hypotheses to explain away the negative results. Maybe s
Scientists who believe cell phones are dangerous have been throwing out hypotheses to explain away the negative results. Maybe s
admin
2012-05-04
33
问题
Scientists who believe cell phones are dangerous have been throwing out hypotheses to explain away the negative results. Maybe something about the【C1】______animals raised their rates of cancer or sperm problems, so【C2】______the exposed animals didn’t seem to be harmed. Maybe the studies should have used pulsed,【C3】______radiation rather than a continuous beam, the better to【C4】______the way we actually use mobile phones. Maybe it matters【C5】______the lab animals are zapped【C6】______in a device like a Ferris wheel or while【C7】______around in cages. On the other hand, if these details do【C8】______, maybe that in itself is significant.
Scientists who【C9】______claims that cell-phone radiation is causing an epidemic of brain cancer【C10】______that there isn’t any mechanism.【C11】______textbook biophysics, only radiation that has enough energy to ionize molecules—that is, knock off electrons—can【C12】______cancer. Cell phones don’t【C13】______energy great enough to ionize molecules in living cells. Their【C14】______is "far below the cancer energy threshold,"【C15】______physicist Robert Park of the University of Maryland, who often【C16】______junk science. But whenever he makes that【C17】______in his What’s New e-newsletter, he gets【C18】______with angry responses insisting there are other ways low-energy radiation can【C19】______. "I don’t like cell phones and I don’t like writing about cell phones," says Park, "【C20】______the damned issue just won’t go away. "
【C16】
选项
A、battles
B、conquers
C、copes with
D、confronts with
答案
A
解析
词义辨析题。battles打击,攻击;conquers征服;copes with处理;confronts with面临。此题讲马里兰的教授打击垃圾科学,认为手机辐射还不至于致癌。
转载请注明原文地址:https://jikaoti.com/ti/5NgMFFFM
0
专业英语四级
相关试题推荐
TheRoleofReligioninKoreanHigherEducationItiswidelybelievedthatreligioustraditions,suchasBuddhism,Confucia
TheRoleofReligioninKoreanHigherEducationItiswidelybelievedthatreligioustraditions,suchasBuddhism,Confucia
TheRoleofReligioninKoreanHigherEducationItiswidelybelievedthatreligioustraditions,suchasBuddhism,Confucia
KoehlersaidinaninterviewwithaGermannewspaperthathedidn’tbelieve
OfficialssaywaterlevelsalongtheBrahmaputraRiverstillareatdangerouslevelsalthough_______.
Spaceisadangerousplace,notonlybecauseofmeteorsbutalsobecauseofraysfromthesunandotherstars.Theatmosphereag
Spaceisadangerousplace,notonlybecauseofmeteorsbutalsobecauseofraysfromthesunandotherstars.Theatmosphereag
Spaceisadangerousplace,notonlybecauseofmeteorsbutalsobecauseofraysfromthesunandotherstars.Theatmosphereag
ThesearchforacheapalternativefuelhasledAmericanscientiststostudythepotentialof
随机试题
小马老师喜欢把班级中学生们的表现“晒”在班级群里,这些图片中既有那些认真听讲、努力完成作业的学生,也有上课走神、作业马虎的学生。她将微信群作为及时反馈学生情况的工具,这一做法却遭到家长的强烈反对和抵制,因为小马老师在微信群里的行为()。
A、白细胞增高伴淋巴细胞比例增高B、白细胞增高伴明显核左移C、白细胞增高伴单核细胞比例增高D、白细胞增高伴嗜酸性、嗜碱性粒细胞增高E、白细胞增高伴中性粒细胞减少急性化脓性细菌感染
某男,46岁,突患急性支气管炎,症见身热口渴,咳嗽痰盛,喘促气逆,胸膈满闷,医师诊断为表寒里热之咳喘。根据医师诊断,适宜患者服用的成药是
社会主义法发挥组织经济的作用,必须按照经济规律办事,并且()。
关于递延年金,下列说法正确的有()。
战略性薪酬管理的核心是在( )情况下作出的一系列的战略性薪酬决策。
下列关于制定正常标准成本的表述中,正确的是()。(2010年)
从内存中清除内存变量的命令是
如果一个字段在多数情况下取一个固定的值,可以将这个值设置成字段的
Beggarscanbeseenonthestreets,subwayorat【C1】______spotsinalmostallthebigcities.Someareforrealandneedthemon
最新回复
(
0
)