高考英语复习课件：选修7Unit3《Under the sea》新人教版.ppt

Unit3Underthesea课前10分钟短文填空Ittakestimeforanewtechnologytoeverydaylife.Inmostcases，thefirsttouseitareandbusinesses.Forexample，electricitywasusedinfactoriesanddidnotbecometohomesuntilseveralyearslater.Thesamewastrueforandcellphones.Intheearlydays，computersweresolarge，anddifficulttousethatonlygovernmentandindustryexpertscouldusethem.Soon，thetechnologybecamecheaperandprogrammeswereforpeoplewhohadlittleornotraining.,enter,governments,first,available,computers,expensive,however,developed,漫画欣赏画面描述Aboy，holdingabooktitled“CivicVirtue”intheair，cries，“Wholostit？”Justinfrontofhimisanotherboy，whoisthrowingbananapeelontothestreet.Meanwhileawelldressedcouplenearbyisspitting.寓意理解Somepeopleignorecivicvirtueinsociety.Theyhavegotintothehabitoflitteringandspittinginpublicplaces.你能否对此加以扩展，写一篇120词左右的小短文？,课堂双基回归.词义辨析1Overtheyears，Chinaseconomyhasbeendevelopingsteadily，withanaverageAgrowthrateof9%.AannualBambitiousCabsurdDtypical2HeCforacupofteabeforecontinuinghisspeech.AdraggedBdivedCpausedDsucked3Policecaughtupwithoneofthegang，buttheotherthreeB.AscaredBfledCjoggedDresigned4Ourcarbrokedown，andwehadtoDitandwalktherestoftheway.AurgeBconductCdivorceDabandon,5CarswithoutsecuritydevicesareaneasyCforthethief.AwitnessBtideCtargetDprofit6SeansstrongloveforhiscountryisBinhisrecentlypublishedpoems.ArelievedBreflectedCrespondedDrecovered7ThegoatseemedtobeAofthedangersandstartedtorun.AawareBclumsyCfregileDshallow8Imnotsurprisedthathebecameawriter.EvenasachildhehadaDimagination.AelegantBcautiousCawfulDvivid,9Thefinalscoreofthebasketballmatchwas9394.WewereonlyCbeaten.AtightlyBslightlyCnarrowlyDroughly10KeepyourkidsawayfromtheCknives.Theymaycutthemselves.ApureBgrandCsharpDFirm.短语填空letgo；beterrifiedof；awareof；inbetween；helpsb.out；upsidedown；sortout；drawclose；inthemeantime；holdup1Hewasobviouslyinsomekindoftrouble，butIdidntknowhowIcould.,helphimout,2Shetoldmeto_thepapersthatcouldbethrownaway.3Thebuildingworkhasbeen_bythebadweather.4Christmasis.Motherisbusypreparinggiftsforherchildren.5Ilikeskiingand，Iknowitisverydangerous.6Whenshecamebackhome，shefoundherhousehadbeenturnedbytheburglars.,sortout,heldup,drawingclose,inthemeantime,upsidedown,7Itstimesomeonemadehim_theeffectsofhisactions.8Whenthegirl_herfathershand，shefelldown.9Wehavetwolessonsthismorning，buttheressomefreetime.10Iflying.Idrathergobysea.,awareof,letgo,inbetween,amterrifiedof,.完成句子1_(由于受了重伤)，thewhalesoondied.(wound)2IttookoverhalfanhourtogettheboatbacktoJames，andwhenweapproachedhim，I_(看到老汤姆在水中托着詹姆斯)(hold)3(我的心急剧地跳动着)Ifeltveryexposedinsuchdeepclearwater.(wildly),Beingbadlywounded,sawJamesbeingheldup,inthewaterbyOldTom,Myheartwasbeatingwildly,.单项填空1Itwasatimewhenthekillerwhales，or“killers”Atheywerethencalled，helpedthewhalerscatchthebaleenwhalesthatwereontheirannualmigration.AasBwhichCwhatDthat2IhadalreadyheardthatGeorgedidntlikeBwaiting，soeventhoughIdidnthavetherightclotheson，Iracedafterhim.AkeepingBbeingkeptCtokeepDtohavekept3AsweCcloser，Icouldseeawhalebeingattackedbyapackofaboutsixotherkillers.AtookBstruckCdrewDreached,4ThefishdidntseemtomindmeDamongthem.AtoswimBtobeswimmingCswimDswimming5ItoldmyselftheywerentdangerousbutthatdidntstopmeAfeelingscaredtodeathforamoment!AfromBagainstCoffDbeyond,知识要点整合核心词汇梳理,1witnessvt.目睹；目击；为作证Policeareappealingtoanydriverwhomayhavewitnessedtheaccident.警方正呼吁曾目睹这事故的司机出面作证。The1980switnessedincreasingunemploymentthroughoutEurope.20世纪80年代是全欧洲失业日益加剧的年代。句型witnessto(doing/havingdone)sth.证明某事；证实做了某事Herprincipalwascalledtowitnesstohergoodcharacter.她的校长被传唤来证明她优良的品质。,Thedriverwitnessedtohavingseenthemanenterthebuilding.司机作证说，他看到此人进入那栋建筑物。n.证据；目击者提示witness经常与介词to搭配。Hehasbeenawitnesstoaterriblemurder.他目击了一起残忍的凶杀事件。Hisgoodhealthisawitnesstothesuccessofthetreatment.他身体健康证明这种疗法是成功的。,2oppositeadj.相对的；相反的；对面的n相反的人或物adv.在对面地prep.在对面Heturnedandwalkedintheoppositedirection.他转身朝着相反的方向走了。Thegrocerystorewasontheoppositesideofthestreet.杂货店在街对面。Shesratherquiet，buthersisterisjusttheopposite.她相当文静，可她的妹妹正好相反。,TheBrownslivejustopposite.布朗家就住在对面。Itseasytofindtheresachurchjustoppositemyhouse.我家很容易找，正对面有座教堂。搭配oppositeto在的对面；与相反Isatoppositetohimduringthemeal.吃饭的时候我坐在他的对面。Theresultwasoppositetowhatweexpected.结果与我们所预料的正好相反。3urgevt.催促；力劝；强烈要求句型urgesb.todosth.催促某人做某事，力劝某人做某事Brownurgedhertoreconsiderherdecision.布朗极力劝说她重新考虑自己的决定。,提示urge后可接that从句，从句中的谓语动词要用“shouldv.”形式，should可省略。Iurgethatyoureadthisreportcarefully.我劝你仔细看看这份报告。Thereporturgedthatallchildrenbetaughttoswim.这份报告呼吁给所有的儿童教授游泳。4awareadj.觉察到的；意识到的；知道的AsfarasImaware，nobodyhasdoneanythingaboutit.据我所知，尚无人对此采取任何措施。搭配beawareof知道；意识到；觉察到Mostsmokersareperfectlyawareofthedangersofsmoking.大多数吸烟者完全知道吸烟的危害。,Theysuddenlybecameawareofpeoplelookingatthem.他们突然意识到有些人在瞧着他们。提示aware后可接that或wh从句。Wereyouawarethatyoursonwashavingdifficultiesatschool?你知道你儿子在学校学习有困难吗？Iwasawarethatshewastrembling.我察觉到她在发抖。链接beawaketo.觉察到beconsciousof.发觉，察觉到besensibleof.察觉到，意识到,重点短语例释1helpout帮助(摆脱困境或危难)Ifyouhaventgottimetofinish，Illhelpyouout.如果你来不及做完，我会帮你一把。Hewasobviouslyinsomekindoftrouble，butIdidntknowhowIcouldhelphimout.他显然遇到了麻烦，但我不知道应该怎样帮他。2sortout分类；整理Wemustsortoutthegoodapplesfromthebad.咱们得把好苹果拣出来，同坏的分开。,Itisnecessarythathe(should)sortouttheinformationformyreference.他有必要整理些资料供我参考。3letgo松开；放手Dontletgotherope.握紧绳子别松手。Letgo!Yourehurtingme.松手！你把我弄痛了。4holdup举起；抬起承受住；支撑维持；保持良好阻挡；使停顿；耽误Thepupilhelduphishandtoasktheteacheraquestion.那个学生举手要问老师一个问题。Thechairwastooweaktoholdhimup.那把椅子承受不住他的重量。,Ihopethefineweatherwillholdup.我希望这么好的天气会持续下去。提示holdup作“阻挡，使停顿，耽误”解时，常用被动语态。Wewereheldupforfiveminutesinatrafficjam.我们赶上了交通阻塞，被耽误了5分钟。链接keepup继续，坚持takeup开始从事于，占据，拿起bringup抚养，培养makeup组成，编造，化妆pickup拾起，学会，得到，(用车)去接，搭载putup搭建起，张贴，投宿,setup建立，建造showup露面，出席throwup呕吐turnup出现，出席，调高(音量)5.inbetween在两者之间Youdhaveagoodviewoftheseafromhereexceptfortheblockofflatsinbetween.要不是隔着这座公寓大楼,大海的景色就可以从这里一览无遗。Societyismadeupofavarietyofpeople;somearegood,othersbad,andstillothersinbetween.社会是由形形色色的人组成。有些人很好，有些人很坏，也有些人介乎两者之间。,疑难语句细解1.alargewiselookingturtlewaspassingsoclosetomethatIcouldhavetouchedit.一只长相聪慧的大海龟紧贴着我的身旁游过，几乎伸手便可触及。【要点指南】couldhavedonesth.意为“本来能做某事(却没做)”，表示一种责备、埋怨或训斥等语气，与shouldhavedonesth.的意思差不多。另外，mighthavedonesth.“本来会做某事(却没做)”也表示同样的语气。Icouldhavelentyouthemoney.Whydidntyouaskme?我本来可以把钱借给你的，你为什么没有向我借呢？,Youcouldhavewarnedmeshewascoming.你本应该告诉我她要来的。拓展couldhavedone与mighthavedone也可表示推测语气，意为“可能做了某事”，could多用于否定句或疑问句中，这时与canhavedone和mayhavedone用法相同。Shecouldnt/canthavebeentoLondon，forsheknowsnothingaboutit.她不可能去过伦敦，因为她对伦敦一无所知。Hemight/mayhavegonetosleep，forthelightisturnedoff.他可能已睡觉了，因为灯已熄灭。,2Thewaterwasquiteshallowbutwherethereefended，therewasasharpdroptothesandyoceanfloor.水很浅，但到了珊瑚礁的尽头，就有一个陡坡，一直降到满是沙子的海底。【要点指南】where此处引出地点状语从句。地点状语从句一般放在主句之后，但在一些谚语中或表示抽象意义的句子中，常把地点状语从句放在主句之前。此时的where大体相当于in/attheplacewhere，所以不可象引导定语从句的where那样换成in/atwhich。Pleasestaywhereyouare.请你待在原地。,Youmustkeepthelittlechildwhereyoucanseehim.你要让这个小孩待在你能看得见他的地方。Dontleavethemedicinebottlewherethechildrencangetit.不要把药瓶放在孩子们够得着的地方。Wherethereisawill，thereisaway.有志者，事竟成。Whereothersareweak，heisstrong.别人的弱点正是他的优势。,突破阅读理解怎样快速捕捉主题句(三)【方法技巧】主题句位于however，but，yet等信息词后。你要明白，作者在文章中突然使用了表示转折意义的副词或连词时，就表示作者的写作重心是在后面，而不是前面。所以，抓住这些信息词能使你快速捕捉住主题句。【实例验证】IntheWest，havingasuccessfullifestyleoftenmeanshavingmaterialgoodssuchasalargehouse(ortwo)，alargecar(ortwo)，privateschoolingforthechildren，,designerclothes，foreignholidaysinexoticlocations(winterandsummer)，allmodcons(现代化设备)However，itcouldbearguedthatthisemphasisonfinancialandmaterialsuccesscanleadtopeoplebecominglockedinto(受困于)anunfulfillinglifestyle，thoughaluxuryone，workingharderandhardertobecomemoreandmoresuccessfulfinanciallyinordertobuymoreandmoreluxuryitems.,Whatdoestheauthorwanttotellusinthisparagraph?ATheadvantagesofsuccess.BThedisadvantagesofsuccess.CAsuccessfullifestyle.DHardworkleadstosuccessfullife.答案：B【实践应用】Imagineyoureatapartyfullofstrangers.Yourenervous.Whoarethesepeople?Howdoyoustartaconversation?Fortunately，youvegotathingthatsendsoutenergyattinychipsineveryonesnametag(标签)Thechipssendbackname，job，hobbies，andthetimeavailableformeetingwhatever.,Makingnewfriendsbecomessimple.Thishasntquitehappenedinreallife.ButtheworldisalreadyexperiencingarevolutionusingRFIDtechnology.AnRFIDtagwithatinychipcanbefixedinaproduct，underyourpetsskin，evenunderyourownskin.PassiveRFIDtagshavenoenergysourcebatteriesbecausetheydonotneedit.Theenergycomesfromthereader，ascanningdevice(装置)，thatsendsoutenergy(forexample，radiowaves)thatstartsupthetagimmediately.Suchatagcarriesinformationspecifictothatobject，andthedatacanbeupdated.Already，RFIDtechnologyisusedforrecognizingeachcarortruckontheroadandit,mightappearinyourpassport.Doctorscanputatinychipundertheskinthatwillhelplocateandobtainapatientsmedicalrecords.AtanightclubinParisorinNewYorkthesamechipgetsyouintotheVIP(veryimportantperson)sectionandpaysforthebillwiththewaveofanarm.Takeastepback:10or12yearsago，youwouldhaveheardaboutthecomingageofcomputing.Oneexamplealwaysseeme