首页
登录
职称英语
How important is your cell phone? So far, no studies have proven【B1】______ t
How important is your cell phone? So far, no studies have proven【B1】______ t
游客
2023-07-03
48
管理
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. [br] 【B7】
选项
答案
emitted from
解析
分析句子结构可知,空格处需填入一个动词(词组)的过去分词与are一起作从句的谓语部分。结合录音可知,答案为emitted from,意为“从……发出”。注意,此处应用被动语态。
转载请注明原文地址:https://tihaiku.com/zcyy/2805158.html
相关试题推荐
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
Friendsplayanimportantpartinourlives.Andalthoughwetaketheactof
[originaltext]Acommunitytheatreisanimportantpartofalmosteverycity
[originaltext]W:Ihaveaveryimportantthingtoaskyou.DoyouspeakFrench?
[originaltext]W:Ihaveaveryimportantthingtoaskyou.DoyouspeakFrench?
[originaltext]W:Ihaveaveryimportantthingtoaskyou.DoyouspeakFrench?
随机试题
HowPracticeCanDamageYourEnglishI.Newinterpretations
"ButIjustpaid$1.69forthisbottleofwinelastweek.Howcometheprice
WithinEUprimaryeducation,aclearmajorityofpupilschoosetostudyEngl
食品广告的内容应当真实合法,不得含有虚假、夸大的内容,不得涉及()。A.明星代
某进口设备离岸价(FOB)为1000000美元,评估基准日美元兑换人民币汇率
下列不属于商业银行债券投资目标的是()。A.平衡风险性和流动性 B.降低资产
按五行相生规律,肺之"母脏"是A.肝B.心C.脾D.肾E.三焦
在建立社区康复环境中重点要求的保障是A.提供快速通道 B.光线照明应充足 C
2004-12.“天癸”的产生取决于 A.先天禀赋的充盛B.机体元气的充
列入经国务院批准设立的特殊区域的范围包括( )。 A.保税区 B.出口加工
最新回复
(
0
)