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
2023-11-16
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【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. " [br] 【C8】
选项
A、work
B、matter
C、exist
D、harm
答案
B
解析
词义辨析题和上下文题。“如果这些细节的确重要,也许本身就很有意义”。
转载请注明原文地址:https://tihaiku.com/zcyy/3191775.html
相关试题推荐
Forthosewhohavehearingproblemstelephoneswithvolumecontrolsprovidethe
Itisgenerallybelievedthatthegreatestdamageofoldageisthelossof
Itisgenerallybelievedthatthegreatestdamageofoldageisthelossof
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
Americansbelievetimeisalimitedresource;theytrytoconserveandmana
随机试题
Whateffectdoesjoblessnessandcutsinpublicassistancehaveonchildrenofs
You’dbetterremainhere,______?A、hadn’tyouB、shouldn’tyouC、couldn’tyouD、wo
Lonelinesshasbeenlinkedtodepressionandotherhealthproblems.Now,as
某互联网单位组织体检发现,员工糖尿病的患病率较高,约有10%左右的员工检查患有糖
下列属于犯罪中止的是()。A.已经着手实行犯罪但犯罪未发生 B.在犯罪
小李在甲银行研究部门工作,但他准备辞职,辞职后可能到乙银行类似部门工作,则下列做
依据我国宪法的规定,非法拆阅邮件或窃听公民电话等通讯内容的行为是侵犯公民的()
社会工作者谢军发现他所在的社区内老人居多,允其是独居老人。,谢军服务机构组织为独
中风先兆的舌态是( )。A.舌短 B.舌痿 C.弄舌 D.吐舌 E.舌
下列选项中属于条件反射的是()。 (A)马戏团里驯兽员给大狗熊一个皮球
最新回复
(
0
)