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新视野大学英语第三版读写教程第一册Unit3答案3

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PartIIkeytoexercisesSectionA
Pre-readingactivities
1．Traditionalclassroom:
.Advantages:moredirectcommunicationbetweentheteacherandstudents;abetterlearningatmosphere.
.Disadvantages:littleinteractioneitheramongstudentsorbetweenstudentsandtheteacher;theteachertendingtodominatetheclass;writingonblackboardreducingefficiency.
Multimedialearning:
.Advantages:morevividteachingmaterials;
.disadvantages:toomanydistractionswithtoomanypicturesandvideosinmultimediaclassrooms.
Studyingonline:
.advantages:beingabletochoosewhenandwhatyouwanttolearn;easyaccesstothewiderangeofonlineinformation.
.disadvantages:makingiteasierforstudentstocopyanswersfromtheInternet;lackofface-to-facecommunicationbetweentheteacherandstudents;thepossibilityforstudentstodevelopInternetaddiction.
2..Ipreferthemultimediawayoflearning.Amultimediaclassroomisvividwithteachingmaterialspresentedindifferentways:slides,pictures,andevenmovies.Comparedwithatraditionalclassroom,amultimediaclassroomismoreinteresting.
.Tobefrank,Iprefertostudyonline.InthiswayIcanmanagemyowntime.Icanhavemyownprioritiesanddothingsatmyownpace.ItissimplywhatIwant.
3..Yes.TheInternetisindispensableinteachingandlearningnowadays.ItishardtoimaginewhatitwouldbelikewithouttheInternet.Wewouldhavenoeasyorquickwaytolearnaboutthelatestdevelopmentofteachingandlearning.Wewouldmissthemanyinterestingonlinecourses;wecouldn’tcommunicateeffectivelywithteachersafterclass.Wejustcan’taffordtolosetheInternet.
.No.teachingandlearninghadbeencarriedoutlongbeforetheInternetcameintobeing.AndpeopledidjustaswellwithouttheInternetorthecomputer.ItistruethattheInternetmakesteachingandlearningmoreconvenientandmoreefficient,butitisbynomeansindispensable.I’msurewecanstillteachorlearnwithouttheInternet.
Readingcomprehension
Understandingthetext1.
1.Afleetoflaptops,smartphonesandInternetconnectivity24hoursaday.2.wirelessInternetaccessanywhereandanytimeoncampus.

3.becausesmartphonescoulddrawstudents’attentionandencouragesophisticatedthinking.4.becausetoomuchtimeonlinecanmeantoolittletimeIreal-lifestudyingorexercisingorvisitingwithfriends.Ifwespendtoomuchtimeonline,wewillbecutofffromtherealworld.5.theyusedthemoneytowiredormswithhigh-speedconnectionsandequiptheircampuseswithWi-Finetworks.
6.Becausetheuniversitywasafraidthatit’stechnologywasnotasadvancedasthatofotheruniversities,itgaveawayfreeAppleiPadstocompensateforitsinferiorityinthisaspect.
7.Ifauniversitycan’tkeepupwiththerestftheworld,orifitcan’tprovidehigh-bandwidthinformationasexpected,itwillbeatacompetitivedisadvantage.
8.itismainlybecausetheywanttoprovidestudentswiththemostadvancedfreesystem.
Criticalthinking2
1.Yes,Ithinkso.Internetaccessisamustoncampus.WestudentsneedtheInternettodoresearchforourstudy,toobtaininformationtobroadenourknowledgeoftheworld,tocommunicatewithfamilyandfriends,andtoenrichourlivesinoursparetime.
.No,Idon’tthinkso.TherearemanypotentialdisadvantagesifInternetaccessissoeasilyaccessibleoncampus.SomestudentsmaywastetoomuchtimeIplayingonlinegamesorchattingonline,betemptedtovisit“unhealthy”websites,orevenbecomeInternet-addictedandneglecttheirstudy.
2.Itsoundslikeanawfulideatome.Obtainingknowledgeisonlypartoflearning.Learningnotonlygivesusawealthofknowledge,italsoprovidesuswithgreatvision,strongprinciples,socialabilities,goodmanners,interpersonalskillsandmanymorevaluableattributes.Thisobviouslycannotberealizedbylearningathomeonlywiththecomputer.
.IthinkitisagoodideathatstudentscanstudyathomeviatheInternetinthefuture.Learningwouldbecomemoreflexibleandaccessible.Thisway,collegeeducationcouldbecomeavailabletomanymorepeople,oldoryoung,nearorfar,healthyorhandicapped.
3.TheInternetandsmartphoneshavebecomeanindispensablepartofourdailylifebecausetheydon’tcostmuchandtheymakecommunicationmuchmoreconvenient.Wecantalktopeople,orleavethemmessagesalmostanywhereandanytime.Andveryoftenwewillgetresponsesinnotime.
.WiththeInternetandsmartphonesbecomingmoreandmorepopular,weareforgettinghowtowritewithapenorhowtotalkwithpeoplefacetoface.ThemoreweusetheInternetandsmartphones,thelesswemeetourfriendsinreallife.Evenwhenfriendsmeetfacetoface,insteadoftalkingwitheachother,theyalllookattheirsmartphones,checkingemailorpostingsomethingonWeChat.
4.LifewouldbeunimaginablewithouttheInternetorsmartphones.Idependonthemtodoeverything,fromstudytocommunication,fromshoppingtoentertaining.WithouttheInternet,thebackingsystems,thecommunicationssystems,infactallkeyaspectscloselyrelatedtopeoples’lifewillcollapse.LifewithouttheInternetwouldbeterribleandsimplyunimaginable..Actually,Iwouldn’tmindhavingalifewithouttheInternetorsmartphones.Withoutthem,Iwouldmeetmyfamilyandfriendsfacetofaceandspendmorequalitytimetogether.Imighttakeupsomeinterestinghobbiesortrysomethingnew.So,withoutthemlifemightbecomeeven

morecolorful.
LanguagefocusWordsinuse3
1.competitive2.transform3.typical4.response5.adopted6.focused7.compensate8.analyze9.regulate10.estimate
wordbuilding4
Wordslearned-ryscene-ivedetectivecompareexploderepresent-ize
ModernCharacterSpecialComputerSummary5
1.scenery2.machinery3.summarize4.specializes5.massive6.detect
7.representative(s8.characterize9.comparative10.modernize
newwordsformedscenerymachinery
detect
comparativeexplosive
representativemodernizecharacterizespecializecomputerizesummarize
11.explosive12.computerized
bankedcloze6
1J2H3L4N5F6I7E8A9C10O
Expressionsinuse7
1.firedoff
2.keepupwith3.setup
4.accountfor5.standout6.addto
7.takethelead8.atadisadvantage9.inlargepart10.visitwith
structuredwriting9
Itisnotuncommontoseeteenagerssmokingtoday.Someofthemsmokebecauseofpeerpressure.Whentheyseesomeoftheirfriendssmoking,theyfeelthepressuretotryitoutinorderto“fitin”withthecrowd.Someotherteenagerssmokebecausetheywanttoimitateadultsorappeartobemature.Teenagersliketoimitatetheirfavoritestarsandadultsaroundthem.So,parentswhosmokemaysetabadexamplefortheirchildren.Inconclusion,thecausesofteenagersmokingcanbeattributedtopeerpressureandtheirintentiontolooklikeadults.
Translation10
伦敦地铁是英国的一个快速交通运输系统，服务于大伦敦的大部分地区。地铁系统因其他地铁隧道的典型形状也被称为地下管道。伦敦地铁始建于19世纪中期，是世界上最早的地下铁路系统。它的第一段地铁于1863年开始运营。自此，伦敦地铁不断延伸，发展成为一个包括12条线路、275个车站、铁轨总长超过250英里的地铁杰作，其中有45%在地下运行。就路线长度而言，它是世界上第四大地铁系统，也是车站数量最多的地铁系统之一。作为一个走遍伦敦的经济便捷的途径，伦敦地铁一向是每天数百万通勤者以及在节假日游历伦敦的游客的首选。伦敦地铁已成为伦敦的一个国际标志。2013年伦敦举办了各种各样的活动，庆祝地铁运营150周年，纪念这一里程碑。11
China’sspaceindustrywaslaunchedin1956.Overthepastdecades,China’sspaceindustryhascreatedonemiracleafteranother.In1970Chinalauncheditsfirstman-madeearthsatellite,

rankingChinathefifthcountryintheworldtoindependentlydevelopandlaunchman-madeearthsatellites.In1992Chinabegantocarryoutthemannedspaceflightprogram.In2003ChinalaunchedShenzhou-5,amannedspaceship.ThesuccessfullaunchmadeChinathethirdcountrytolaunchmannedspaceships.In2007Chang’e-1,,thefirstlunar-orbitingman-madesatellite,wassenttospace.In2013Shenzhou-10,thefifthmannedspaceshipwaslaunchedsuccessfully,layingthefoundationforbuildingtheChineseSpaceStation.
SectionBReadingskills1
1O2O3O4F5F6F7O8O
Readingcomprehension2
1A2C3B4C5A6D7D8C
Criticalthinking3.
1TeenagersandcollegestudentsaremorelikelytobecomeInternetaddicts.Manyteenagerslackself-discipline.Thoughtheirparentsmaywatchthemcloselyathomeandonlyallowthemverylimitedtimetogetonline,oncebeingawayfromhome,thesekidsarelikelytoindulgethemselvesintheInternet.Thesameistrueforcollegestudents.CollegestudentsoftenusetheInternettohelpwiththeirstudy,andtheylacksupervisionfromtheirparentsiftheyliveoncampus.Iftheydonotwatchtheirtimeonlineandwhattheydowiththeinternet,theymayalsobecomeaddictedtotheInternet.
2.Yes,Ithinkso.Aweakpersonalityusuallycan’tresisttemptation.Jack,myformerclassmate,definitelyfallsintothiscategory.Heknewforsurethatonlinegameswouldtakeuptoomuchofhisstudytime.However,hejustcouldn’tstopthinkingaboutthegamesandcompletelyindulgedhimselfinthisvirtualworld.
.No,Idon’tthinkso.Apersonwithastrongpersonalitymayalsobecomeanaddict.Oneofmyfriendshadaverystrongpersonality.Hewasindependentanddecisive,andhewasalwaystheleaderamonghisfriends.ButsomehowhebecameanInternetaddict.SoIthinkaddictiontotheInternethasnothingtodowithonespersonality.
3IfIhavefriendswhounfortunatelybecomeInternet-addicted,Iwillhelpthem:1settimelimits.Iwillsuggestthattheyshouldallowthemselvesalimitedamountoftimetospendonlineeachday;2keepthemselvesbusy.IwillhelpthemfindactivitiestokeeptheirmindoftheInternet,e.g.meetingfriends,takingupnewhobbies,doingsports.
4.“NoComputerDay”isagoodidea.Ifyoushutdownyourcomputerforaday,you’llpossiblyfindabooktoread,gooutwithfriends,talkwithyourfamily,visitamuseum,playbasketball,orgotoaconcert.Adaywithoutthecomputerisareminderthattherearemorerewardingthingstodo.
.Idon’tthinkitisagoodidea.Forpeoplewhodependontheircomputersfortheirworkorstudy,theycoulddolittleoralmostnothingwithoutcomputers.Moreover,thebusinessworld

maybecomeoutoforderwithoutcomputers,evenforonlyoneday.
LanguagefocusWordsinuse4
1.concerned2.release3.positive4.ceased5.enable6.decline7.scheduled8.essential9.neglect10.arouse
expressionsinuse5
1.of2.to3.with4.of5.from6.but7.to8.for
sentencestructure6
1.Tomakeagoodimpressionontheinterviewer,heplannedtogetanewhaircutandbuya
newsuit.
2.Togreatlyimprovepeople’slivingstandards,weshouldattachgreatimportancetothe
developmentoftheeconomy.
3.Thecustomsofficersexaminepeoplewhowanttocrossthebridgetopreventanyonefrom
carryinggunsordrugs.7
1.PeopledonotfeelsorryforJohnbecauseheisshyandawkwardinfrontofothers.2.Thetrafficaccidentdidnothappenbecausethedriverwasnotskillfulatdriving.
Collocation8
1.homework2.lecture

3.course(s4.exam
5.presentations6.researchproject7.degree8.shopping9.washing10.exercise11.things
12.moregoodthanharm

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