版一轮英语人教版话题部分练习选修七 Unit 4 Sharing.docx
- 文档编号:4728890
- 上传时间:2022-12-08
- 格式:DOCX
- 页数:9
- 大小:35.96KB
版一轮英语人教版话题部分练习选修七 Unit 4 Sharing.docx
《版一轮英语人教版话题部分练习选修七 Unit 4 Sharing.docx》由会员分享,可在线阅读,更多相关《版一轮英语人教版话题部分练习选修七 Unit 4 Sharing.docx(9页珍藏版)》请在冰豆网上搜索。
版一轮英语人教版话题部分练习选修七Unit4Sharing
Ⅰ.阅读理解
A
Peoplelovecellphones,whichiswhynineintenAmericansownone.Butdoesheavyuseofcellphonesposeariskofcancer?
Thisquestionhascausedcontroversyformanyyears.Anewstudyinratsnowaugmentsthoseconcerns.Itsdatalinkedlongterm,intenseexposuretoradiationfromcellphoneswithanincreasedriskofcancerintheheartorbrain.Theresultshaveyettobeconfirmed,theauthorsnote.
Indeed,althoughtheratstudyfoundalinkbetweencellphoneradiationandcancer,itoffersnocluestowhysuchalinkmightexist,notesJonathanSamet.HeteachespreventativemedicineanddirectstheInstituteforGlobalHealthattheUniversityofSouthernCaliforniainLosAngeles.Still,hecallsthenewstudy'sfindings“significant”.Theycouldleadtostudiesresearchinghowcellphoneradiationmightcausecancer,hesays.
Phonesignalsarerelayedbetweencelltowersandcellphonesviaradiowaves.Thisradiofrequency—orRF—radiationisatypeknownasnonionizing(非电离的).UnlikeXrays,nonionizingradiationdoesnotdepositenoughenergyintocellstoreleaseelectronsfromatomsormolecules,producingions.Soittendstobefarlessharmfulthanionizingradiation,suchasXrays.Butthatdoesnotmeanradiowavesmightnotcauseharm.
Inverylargedoses(量)thisradiationwillheatthebodyandcausetissuedamage.Butit'snotyetknownwhatmuchlowerRFlevelsmightdo,suchasthosefromcellphoneuse.Fiveyearsago,theWorldHealthOrganization'sInternationalAgencyforResearchonCancer,orIARC,concludedthatcellphoneuse“ispossiblycarcinogenic(致癌的)”.
Itsconclusionwasbasedonwhatlittleresearchdatawasavailableatthattime.ButnoticethatIARCwasnotcertain.Itsaidonlythatphoneusemight“possibly”causecancer.SoscientistsattheNationalToxicologyProgram,orNTP,investigatedfurther.
[语篇解读] 本文是一篇说明文。
人们喜欢用手机,90%的美国人都有手机。
那么,过度使用手机是否会有患癌的风险呢?
一项新的研究给出了一些线索。
1.Whichofthefollowingcanreplacetheunderlinedword“augments”?
A.figuresout B.putsout
C.referstoD.addsto
解析:
词义猜测题。
画线词前面提到过度使用手机是否有患癌的风险这一问题多年来引发的争议不断,再根据画线词后的“concerns”和“Itsdatalinkedlongterm,intenseexposuretoradiationfromcellphoneswithanincreasedriskofcancerintheheartorbrain.”可知,现在一项在老鼠身上进行的新研究增加了那些忧虑。
故画线词与addsto意义相近。
答案:
D
2.InwhichaspectdoesJonathanSametthinkthenewstudyinratsissignificant?
A.Itassistshimwithhisteaching.
B.Itindicatesanewresearchdirection.
C.Itwarnspeopletomindcellphonesafety.
D.Itmakesabreakthroughincancerresearch.
解析:
推理判断题。
根据第二段中的“Theycouldleadtostudiesresearchinghowcellphoneradiationmightcausecancer,hesays.”可知,这项研究会促使科学家去查明手机辐射可能是怎样致癌的,也就是说它为科学家提供了一个新的研究方向。
答案:
B
3.WhatisParagraph3mainlyabout?
A.Howphonesignalsaredelivered.
B.Howcellphonesproduceradiation.
C.Featuresofradiationfromcellphones.
D.Differencesbetweenionizingandnonionizingradiation.
解析:
段落大意题。
根据第三段的内容尤其是“nonionizingradiationdoesnotdepositenoughenergyintocellstoreleaseelectronsfromatomsormolecules,producingions.Soittendstobefarlessharmfulthanionizingradiation...”可知,本段主要讲的是手机辐射的特点,它是非电离的,其危害性远低于电离辐射。
答案:
C
4.WhatmightbethethemeofNTPscientists'furtherresearch?
A.Whycellphoneusecausescancer.
B.Whethercellphoneusereallycausescancer.
C.Whathealtheffectscellphoneusehas.
D.Howmuchexposuretocellphoneradiationissafe.
解析:
推理判断题。
根据最后一段中的“Itsaidonlythatphoneusemight‘possibly’causecancer.SoscientistsattheNationalToxicologyProgram,orNTP,investigatedfurther.”可知,NTP的科学家进一步研究的主题可能是手机使用是否真的会导致癌症。
答案:
B
B
Ambarpressesherhandtoherforeheadassheconsidersthequestiononherscreen:
howmanysevensin91?
Thetenyearoldhasbeenstrugglingwithitforaboutaminutewhenshesmiles,“13!
”Hertutorrespondsbypostingalargesmilingcatpictureonherscreen—thevirtual(虚拟的)meaningofapatontheback.HeissittingontheothersideoftheworldinanonlinetutoringcentreinIndia.
Ambar,whoattendsPakemanPrimarySchoolinLondon,isoneofnearly4,000primaryschoolchildreninBritainthathavesignedupforweeklyonetoonemathssessionswithtutorsbasedinIndiaandSriLanka.Thelessons,providedbyacompanycalledThirdSpaceLearning,aretargetedatpupilsstrugglingwithmaths—particularlythosefromdisadvantagedbackgrounds.
Fromnextyear,theplatformwillbecomeoneofthefirstexamplesofartificialintelligence(AI)softwarebeingusedtomonitor,andideallyimproveteaching.TogetherwithsomeBritishscientists,thecompanyhasanalysedaround100,000hoursofaudioandwrittendatafromitstutorials(辅导课),withthegoalofidentifyingwhatmakesagoodteacherandasuccessfullesson.
TomHooper,thecompany'sCEO,said,“We'verecordedeverylessonthatwe'veeverdone.Byusingthedata,we'vebeentryingtointroduceAItoimprovetheteaching.”Buthearguedthattheaimisnottoreplaceteacherswithrobots.“There'saslightlydubious(不确定的)conversationabouthowAIwillmakehumansirrelevant,butit'snotatallaboutreplacinghumans,”hesaid.“Ourwholebeliefisthatforchildrennotdoingwellinthesubject,peoplearewhatmatters.”
Pupilsontheprogramhavea45minutesessionwiththesametutoreachweek.Theycommunicatethroughaheadsetandashared“whiteboard”.ThelessonsatPakemanPrimarySchoolaretailoredtotheindividual,includingvisualrewardslinkedtothechild'sinterests.Inadditiontotherawaudiodata,eachlessonhasvarioussuccessmetricsattached:
howmanyproblemsarecompleted,howusefulthepupilfindsthesession,howthetutorratesit.
[语篇解读] 本文是一篇说明文。
数学成绩不好怎么办?
没关系。
坐在家里,你就可以享受高科技公司ThirdSpaceLearning为你提供的一对一网上教学服务。
5.WhydoestheauthormentionAmbarinthebeginning?
A.Topraisehertutor.
B.Toshowherstrugglewithmaths.
C.Tointroduceacompany.
D.Toencouragepupilstolearnmathsonline.
解析:
推理判断题。
第一段提到了Ambar在网上接受一对一的数学教学,该网上家教中心位于世界的另一端——印度。
由此引出下文介绍的一家公司ThirdSpaceLearning。
故作者在文章一开始提到Ambar是为了引出这家公司。
答案:
C
6.WhatdoweknowaboutThirdSpaceLearning?
A.Itmakesgoodteachersandlessons.
B.Itisaimedatstudentsfrompoorbackgrounds.
C.Itisbeingusedtomonitorandimproveteaching.
D.Itprovidesonlinemathslessonsforschoolchildren.
解析:
推理判断题。
根据第二段中的“signedupforweeklyonetoonemathssessionswithtutorsbasedinIndiaandSriLanka...aretargetedatpupilsstrugglingwithmaths”可知,ThirdSpaceLearning为小学生提供网上一对一的数学课程,故选D项。
答案:
D
7.WhichmayTomHooperagreewith?
A.AImakeshumansirrelevant.
B.AIisbeneficialtoteaching.
C.Robotsaresmarterthanhumans.
D.Robotswillreplacehumans.
解析:
推理判断题。
根据第四段中的“Byusingthedata,we'vebeentryingtointroduceAItoimprovetheteaching.”可知,Hooper认为AI对教学是有好处的,故选B项。
答案:
B
8.Whatisthelastparagraphmainlyabout?
A.Whatistaughtinthelesson?
B.Howisthelessontaught?
C.Wholearnsthelesson?
D.Whyisthelessontaught?
解析:
段落大意题。
根据最后一段的内容可知,本段主要介绍了这种课的教学模式。
故选B项。
答案:
B
Ⅱ.完形填空
Hello,Mr.WiFi.Lifewithoutyouisnexttoimpossiblenow.We'rehappytosingyournamefrommorningtillevening,sometimestilldawn.1Iknowyouhelpme,sometimesyou'remakingmedothingswith2attention.ManytimesIpromisemyselfthatI'll3myfeelingstowardsyou,butyou're4mecloserandcloser...You'veenteredbothmyhomeandmy5.You'rejustawindowforour6andinformation.Butwepeoplearen't7onlywiththewindow.Soweopenallour8foryou.Isthisa(n)9orsomekindofattachment?
Ifthisisanillness,isitcurable?
Andifthisisanattachmentwillyou10metothelifelongtogetherness?
Wewantyou24/7.Can'tyoutakeafewdaysoffsothatbothyouandIcan11?
You'reapoison—notaslowonebutasuper12poisonwhichholdsourmindandmakesusdance13itstune.Nowadaysyou'reso14thatanyonecanbuyandmakeyouour15.You'llneverbebotheredaboutourhealthbutwe'll16beconcernedaboutyour“health”.Becauseyouaccompanyuseverywhereandneverletusbealone.
Ifyouwerea17personmadeoffleshandblood(血肉之躯)wouldweloveyouthesame?
You18uswithyournumeroustalentsandweevencan'tgetridofyou.We'reallyour19.SometimesIwonderhowpeopleinthepreviousgenerations20,butiftheydidwhycan'twe?
[语篇解读] 作者用诙谐的语气质问WiFi,这呈现了现代人的一种通病,那就是对无线网络的依赖。
1.A.Nowthat B.Onlyif
C.ThoughD.When
解析:
根据语境可知,虽然(Though)作者知道WiFi帮助了自己,但是正是WiFi的特殊作用让作者在做事情的时候会分心。
答案:
C
2.A.praisedB.increased
C.focusedD.divided
解析:
参见上题解析。
答案:
D
3.A.keepinB.bringback
C.approveofD.giveup
解析:
根据语境可知,作者很多次都对自己承诺说要抑制(keepin)自己对WiFi的情感。
bringback“使回忆起,使想起”;approveof“同意,赞成”;giveup“放弃”。
答案:
A
4.A.drawingB.pushing
C.forcingD.observing
解析:
根据语境可知,此处形象生动地表现了作者不能抗拒WiFi对自己的吸引。
draw“吸引”符合语境。
push“推,催促”;force“强迫,迫使”;observe“观察”。
答案:
A
5.A.spaceB.soul
C.societyD.workplace
解析:
WiFi进入了作者的家和灵魂中。
下文中的“holdsourmind”是关键提示。
答案:
B
6.A.entertainmentB.argument
C.expansionD.struggle
解析:
WiFi(本来)只是我们娱乐(entertainment)和获取信息的窗口。
argument“争论”;expansion“扩张”;struggle“斗争,奋斗”。
答案:
A
7.A.strictB.satisfied
C.generousD.busy
解析:
根据上文的“You'rejustawindowforour...information.”以及“But”所表示的转折关系可知,此处表示人们并不满足于(satisfied)WiFi仅仅是个“窗口(window)”。
strict“严格的”;generous“慷慨的”;busy“繁忙的”。
答案:
B
8.A.thoughtsB.eyes
C.exitsD.doors
解析:
此处表示人们将WiFi的作用扩大化,不仅仅满足于其作为窗口的作用,而是将所有的“门(doors)”打开迎接WiFi。
某种程度上而言,door是window的“升级版”。
答案:
D
9.A.diseaseB.inspiration
C.routineD.phenomenon
解析:
结合下文中的“anillness”可知,作者疑惑的是自己和其他人对WiFi如此依赖的现象是否是一种病(disease)。
inspiration“灵感”;routine“惯例”;phenomenon“现象”。
答案:
A
10.A.recommendB.instruct
C.commitD.adapt
解析:
如果对WiFi的情感是一种依赖的话,WiFi能保证与作者一生都亲密无间吗?
commit意为“保证(做某事、遵守协议或遵从安排等),承诺”,符合语境。
recommend“推荐”;instruct“教导”;adapt“适应”。
答案:
C
11.A.persistB.relax
C.progressD.balance
解析:
WiFi不能给自己放几天假以便它和作者都能放松(relax)一下吗?
persist“坚持”;progress“行进”;balance“平衡”。
答案:
B
12.A.rawB.ambiguous
C.strongD.fast
解析:
根据本句中的“notaslowone”可知
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 版一轮英语人教版话题部分练习选修七 Unit Sharing 一轮 英语 人教版 话题 部分 练习 选修