首页
登录
职称英语
Scientists who believe cell phones are dangerous have been throwing out hypo
Scientists who believe cell phones are dangerous have been throwing out hypo
游客
2024-10-19
21
管理
问题
Scientists who believe cell phones are dangerous have been throwing out hypotheses to explain away the negative results. Maybe something about the【1】animals raised their rates of cancer or sperm problems, so【2】the exposed animals didn’t seem to be harmed. Maybe the studies should have used pulsed,【3】radiation rather than a continuous beam, the better to【4】the way we actually use mobile phones. Maybe it matters【5】the lab animals are zapped【6】in a device like a Ferris wheel or while【7】around in cages. On the other hand, if these details do【8】, maybe that in itself is significant.
Scientists who【9】claims that cell-phone radiation is causing an epidemic of brain cancer【10】that there isn’t any mechanism.【11】textbook biophysics, only radiation that has enough energy to ionize molecules—that is, knock off electrons—can【12】cancer. Cell phones don’t【13】energy great enough to ionize molecules in living cells. Their【14】is "far below the cancer energy threshold,"【15】physicist Robert Park of the University of Maryland, who often【16】junk science. But whenever he makes that【17】in his What’s New e-newsletter, he gets【18】with angry responses insisting there are other ways low-energy radiation can【19】"I don’t like cell phones and I don’t like writing about cell phones," says Park,【20】the damned issue just won’t go away. " [br]
选项
A、amphibious
B、cool-blooded
C、exposed
D、mysterious
答案
C
解析
上下文题。第二题有提示,“the exposed animals didn’t seem to be harmed”。amphibious两栖的;cool—blooded冷血的;mysterious神秘的。
转载请注明原文地址:https://tihaiku.com/zcyy/3808654.html
相关试题推荐
Somepeoplebelievethatinternationalsportcreatesgoodwillbetweenthen
Johndoesn’tbelievein______medicine;hehassomeremediesofhisown.A、stand
Theytriedtorestrictaccessto______theybelievedtobedangerousareas.A、wh
Doesbrainpower______aswegetolder?Scientistsnowhavesomesurprisingans
Wearealwaystaughttobehonestsincechildhood.However,somebelievehone
______wouldtheybelieveyourexplanationthatyouwerelatebecauseyouwereki
Whydoadultsbelievethatalcoholicawarenessprogramsteachyoungpeople
Whydoadultsbelievethatalcoholicawarenessprogramsteachyoungpeople
Whydoadultsbelievethatalcoholicawarenessprogramsteachyoungpeople
Forthosewhohavehearingproblemstelephoneswithvolumecontrolsprovidethe
随机试题
Somepeoplearguethatthepressuresoninternationalsportsmenandsportswo
Ifyou______thatlatemovielastnight,youwouldn’tbesosleepy.A、hadn’twat
HowtoStudyEnglishinYourDream:theTheoryI.Introduction
为把道路货运交通事故的损失降到最低程度,必须做好的工作包括()。A.发生交通事
女性,30岁,既往月经规律,月经量正常,无痛经,宫腔镜下子宫纵隔电切术后出现闭经
女,20岁,脾气急躁,易饥饿已3月,检查左侧甲状腺有一直径约2cm肿块,下列哪
2020年我国农产品贸易额2468.3亿美元,同比增8.0%。其中,出口额同比减
在资本主义社会,农业资本家和土地所有者之间争夺的是( )。A.形成级差地租Ⅰ的
农全公司是一家生产乳制品的企业。农全公司的投资报酬率、销售利润率和资产周转率等指
下面哪个机构负责对艾滋病发生、流行以及影响其发生、流行的因素开展检测活动A.出入
最新回复
(
0
)