2021-2022学年新教材高中英语 课时作业7 Unit3 Section Ⅱ Reading and Thinking（含解析）新人教版必修第二册.docx

1、Unit3SectionReadingandThinking.单句语法填空1Inmyview, highschoolstudentsshouldhaveabalanceddietandeatmorefruitandvegetablesinsteadofjunkfood, whichcanbe_(benefit)totheirhealth.2Shefoundherselfstuckathomewithonlyhercomputer_(keep)hercompany.3Inmyopinion, itisveryimportant_(bridge)thedigitaldivideandmakesur

2、eeveryonehasaccesstotheInternet.4Someyoungpeoplespendtheirfreetimeusingsmartphonesfor_(chat)5Onlyinthiswaycanweenjoythepleasureand_(convenient)ofthesharedbikes.6Itis_aninterestingbookasIreaditagainandagain.7NowthatyouareinterestedinChineseculture, IsuggestyouapplyforPekingUniversity, whereyoucanhave

3、access_thebestChineseculture.8Therearemanystudents_(stand)inalinetowelcometheoldsoldier.9AnEnglishspeakingcontestcanimprovethestudentsability_(speak)English.10Weoftenwalktothebeach, whichiswithinwalking_(distant)ofmyhouse.阅读理解ATheInternetplaysabigpartinhumanlife.Weuseitforworkandpleasure.Weuseittole

4、arnanewlanguage.Wefindadviceonit.Weuseittoconnectwithourfamilyandfriends.Weuseittostayintouchwitheventswecareabout.Thelistgoesonandon.AsfarastheInternetbeingapartofourliveswell, that_train_has_left_the_station.ThereisnopossibilityofgoingbacktoanInternetfreelife.ButcanusingtheInternettoomuchbebadforo

5、urhealth? Itmightbe, sayresearchers.AnewstudyfindsthatheavyInternetusemaybeconnectedwithhighbloodpressure(血压)inayounggroup: teenagers.Thestudyresultsshowthatteenswhospendatleast14hoursaweekonlyonlinemaycausehighbloodpressure, whichmakesyourheartandbloodvessels(血管)worktoohard.Overtime, thisextrapress

6、ureincreasesyourriskofaheartattack.Highbloodpressurecanalsocauseotherdiseases.TheHenryFordHospitalinDetroit, Michigandidthestudy.335youngpeople, from14to17yearsold, tookpartinit.134oftheteensaredescribedas“heavyInternetusers”.Andresearchersfindthatoutofthese134teens, 26havehighbloodpressure.Theresea

7、rcherssaythestudyisthefirsttoconnectheavywebusewithhighbloodpressure.TheleadresearcherisAndreaCassidyBushrow.Shesays, “UsingtheInternetispartofourdailylife, butitshouldtruinus.”Ms.CassidyBushrowaddsthatitisimportantforteenstostoptohavearestregularlyfromtheircomputersorsmartphonesanddosomekindofphysi

8、calactivities.ShealsosuggeststhatparentsshouldntlettheirchildrenusetheInternetformorethantwohoursaday, fivedaysaweek.1Whatdoestheunderlinedpart“thattrainhasleftthestation”meaninParagraph2?AThetrainhasstoppedatthewrongstation.BLifewithouttheInternetisnowheretobefound.CThetrainhaschangeditscourse.DThe

9、reissomethingwrongwiththestation.2WhatisParagraph3mainlyabout?ATheadvantagesofInternetuse.BTheharmofhighbloodpressure.CTheharmofInternetoverusetoteens.DWaystopreventhighbloodpressure.3WhatwouldAndreaCassidyBushrowagree?ATeenagersshouldntusetheInternet.BTheInternetwillruinhumanlifeinthefuture.CRegula

10、rbreaksarenecessarywhenusingtheInternet.DSmartphonesaremoreharmfulthancomputers.4Whatcanbeusedasthebesttitleofthepassage?AHeavyInternetusersaremostlyteenagersBHowtopreventteenagersfromtheInternetCEverycoinhastwosidessodoestheInternetDToomuchInternetusemaybebadforteenagersBAlexaisaformofartificialint

11、elligence, orAIforshort.ManypeoplestarttheirmorningsbyaskingAlexafortheweatherforecastorthelatestnews.Adevice(设备)thathousesAlexacanalsoplaymusicfromyourfavouriteplaylists, keepashoppinglist, ordertakeoutfood, answerquestions, sendmessagesandevenrun“smart”homecontrols.TrainingAIsystemstorespondtoprob

12、lemswithhumanlikeintelligenceandlearnfromtheirmistakescantakemonths, orevenyears.ConsiderAlexaandsimilarsoftware, suchasApplesSiri.Todothetasksitshumanownersask, thesesystemsmustmakesenseofandthenrespondtosentencessuchas, “Alexa, playmyEdSheeranplaylist”or“Siri, whatisthecapitalofIndia？”Computerscan

13、tunderstandlanguageasitisspokenbypeople.SoAIresearchersmustfindawaytohelphumanscommunicatewithcomputers.Thetechnologyusedtogetcomputersto“understand”humanspeechortextisknownasnaturallanguageprocessing.Bynaturallanguage, computerscientistsrefertothewaypeoplenaturallytalkorwrite.ToteachanAIsystematask

14、likecomprehending(理解)asentenceorrespondingtoapersonslastmoveinaboardgame, scientistsneedtofeeditlotsofexamples.AlphaGoisanAIsystemdesignedbyGooglethathasbeatenahumanchampion, LeeSedol, atthestrategy(策略)boardgameGo.TotrainAlphaGo, Googlehadtoshowit30millionGomovesthatpeoplehadmadewhileplayingthegame.

15、ThenAlphaGousedwhatitlearnttoanalysethoseplaysasitplayedagainstdifferentversions(版本)ofitself.Duringthispractice, theprogramcameupwithnewmovesonesneverseeningamesbetweenpeople.5WhatdoestheexampleofAlexashow?AAImayreplacehumansoneday.BAIisplayingaroleinourmodernlife.CAIhasbeenwidelyusedaroundtheworld.

16、DAIhastotallychangedpeoplesbadhabits.6HowdoscientiststrainAIsystems?ABytestingthemthousandsoftimes.BByteachingthemalmosteverything.CBygivingthemquitealotoftaskstodo.DByprovidingthemwithlargeamountsofdata.7WhatcanwelearnaboutAlphaGo?AIthasbecomeveryskillfulandintelligent.BItisthemostconvenientAIsyste

17、m.CItavoidsmakinganymistake.DItjustfollowshumanorders.阅读七选五Manykidsandteenagershavecellphonesintheirhands.However, isitreallynecessaryforthemtohavephonesatschool? Herearetheprosandcons.ProsTheycangetintouchwhennecessary.Themainbenefitofhavingaphoneisthatyourchildrencangetintouchwithyouwhenevertheyne

18、edto._1_Theycancalltheemergencyservicesifnecessary.Ifyourchildrenareinimmediatedanger, theycanusetheirphonestocallnotonlyyoubuttheemergencyservices.Thisisofgreatbenefitandcouldpotentiallysaveyourchildrenslives._2_Aslongasyourchildrenremembertodothis, theirphoneswontcausedistraction(分心)inclass.Giving

19、themastandardinsteadofasmartphonewillalsoreducetheriskofdistraction.ConsThelatestsmartphonescanalmostdoubleasacomputer.Itmeanstheyofferfarmoreofadistractiontokidsthantheyusedto._3_Allthesecharacteristicscoulddisturbyourchildrensconcentration(注意力)iftheyplaywiththeminclass.Cellphonescouldinterruptless

20、ons.Manychildren, eventhoughtheyareaskedtodoso, forgettoturnofftheirphonesduringlessonsandtheirphonesmaymakesounds._4_Besidesthedistractionproblem, cellphonescanalsobeusedtolookupanswersontheInternet._5_Thepossibilityofchildrenhavingaccesstotheseduringexamscouldbetooattractiveforthemnottotakeadvanta

21、geof.ACellphonescanbeturnedofforputonmute.BChildrenuseordinaryphonesinsteadofsmartphones.CThisallowsyoutofeeltheyaresafeandeasytoreach.DWithoutcellphones, campuslifewouldbelesscolourful.ETheyhavesomeotherfunctionsacalculatorandtheabilitytosavenotes.FThisnotonlyannoysotherpupils, butalsopreventsthemf

22、romlearningwell.GNowadays, childrencannotonlytextandmakecallswiththeirphones, butalsoplaygames, surftheInternetandlistentomusic.课时作业7.单句语法填空1beneficial2.tokeep3.tobridge4.chatting5.convenience6.such7.to8.standing9.tospeak10.distance.阅读理解A【语篇解读】研究证明，过度使用互联网会对青少年的健康造成损害。1答案与解析：B句义猜测题。由第二段中的“Thereisnop

23、ossibilityofgoingbacktoanInternetfreelife”可知，再也不能回到没有互联网的生活了。所以判断出第二段画线部分的意思是再也不能回到没有互联网的生活了。故选B。2答案与解析：C段落大意题。由第三段内容可知，研究结果表明，一周至少上网14小时的青少年可能会患上高血压，这会使你的心脏和血管超负荷工作。随着时间的推移，这种额外的压力会增加心脏病发作的风险。高血压也会引起其他疾病。所以第三段主要在谈论过度使用互联网对青少年血压的危害。故选C。3答案与解析：C细节理解题。由最后一段中的“Ms.CassidyBushrowaddsthat.dosomekindofphys

24、icalactivities”可知，AndreaCassidyBushrow认为在使用互联网时，定期休息是有必要的。故选C。4答案与解析：D标题归纳题。由第二段中提出的疑问“ButcanusingtheInternettoomuchbebadforourhealth”及下文的研究结果可知，本文围绕着“过度使用互联网会对青少年的健康造成损害”这一话题展开并进行论证。所以短文的最佳标题为“过度使用互联网会对青少年的健康造成损害”。故选D。B【语篇解读】本文是一篇说明文，介绍了人工智能在我们的现代生活中发挥的重要作用，同时还介绍了科学家对AI技术的研究和探索。5答案与解析：B细节理解题。根据第一段最

25、后一句“AdevicethathousesAlexacanalsoplaymusicfromyourfavouriteplaylists, keepashoppinglist, ordertakeoutfood, answerquestions, sendmessagesandevenrunsmarthomecontrols.”可知，Alexa的例子表明，人工智能在人们的现代生活中发挥重要的作用。故选B项。6答案与解析：D细节理解题。根据第三段最后一句“ToteachanAIsystematasklikecomprehendingasentenceorrespondingtoapersonsl

26、astmoveinaboardgame, scientistsneedtofeeditlotsofexamples.”可知，研究人员为了让AI学习任务，需要给它输入很多例子，让它理解相关的含义。也就是说科学家给AI提供了很多数据来训练它。故选D项。7答案与解析：A细节理解题。根据最后一段第一句“AlphaGoisanAIsystemdesignedbyGooglethathasbeatenahumanchampion, LeeSedol, atthestrategyboardgameGo.”和最后一句可知，AlphaGo在围棋棋艺上很出色，甚至击败了世界冠军李世石，还有了自己的下法。这说明它棋

27、艺纯熟、特别聪明。故选A项。.阅读七选五【语篇解读】本文主要讨论了孩子带手机的优缺点。1答案与解析：C空前讲孩子带手机可随时联系家人，空后讲带手机在有困难时可急救，C项承上启下。故选C项。2答案与解析：A该段讲的是避免上课分心的办法，设空处应是关上手机或调到静音。故选A项。3答案与解析：G根据设空后的“Allthesecharacteristicscoulddisturbyourchildrensconcentration.”可知设空处应是手机的特点，正是这些特点让孩子分心。故选G项。4答案与解析：F根据前一句中的“forgettoturnofftheirphonesduringlessonsandtheirphonesmaymakesounds”以及后一句中的“thedistractionproblem”可知，设空处与distraction有关。F项(这不仅打扰别人还妨碍其他人好好学习)符合语境。故选F项。5答案与解析：E根据下一句“Thepossibilityofchildrenhavingaccesstotheseduringexamscouldbetooattractiveforthemnottotakeadvantageof.(孩子们在考试中能使用这些功能的可能性对他们来讲很有吸引力，想不利用都难。)”中的these的含义，可推知选E项。