Unit-3-Security-教學(xué)講解課件

Unit3SecurityTheLandoftheLock

byBobGreeneNoonepickedupandpocketedanythinglostontheroad,whilenofamilyhadtheneedtoboltthedoorsatnight路不拾遺，夜不閉戶War911OnthemorningofSeptember11,2001,19Islamicextremistshijackedfourcommercialpassengerjetairliners.TwooftheairlinerswerecrashedintotheWorldTradeCenterinNewYorkCity.A3rdairlinerwascrashedintothePentagon.The4thaircraftcrashedintoafieldinruralSomersetCounty,Pennsylvania.Inadditiontothe19hijackers,2,973peopledied;another24aremissingandpresumeddead.GunshotFightBurglaryCrimeAmericancampusshootingVirginiaTechMassacre:OnApril17th,2007,a23-year-oldstudent,killed32peopleintheshootingrampageattheVirginiaPolytechnicInstitute.LittletonMassacre:OnApril20th,1999,twoteenagestudentsopenedfireonclassmatesandteachersintheirsuburbanDenverschool,killing15peopleincludingthemselves.SomeSecurityMeasuresinAncientTimeTheGreatWallWhatistheoriginalreasontobuildTheGreatWall?CastleBuiltinplaceswheretheycouldbeeasilydefended.Usuallysurroundedbyaprotectivemoat.SomeSecurityMeasuresinAncientTimeAirportSecurityStrengthenedaftertheterroristattacksonSeptember11,2001SomeSecurityMeasuresinModernTimeLockSomeSecurityMeasuresinModernTimedead-boltlockssecuritychainselectronicalarmsystemstripwiresslidingglassdoorswithsteelbarsaccesscardselectronicX-rayequipmentelectronicfriskershigh-intensitylightrapewhistles防盜門防護(hù)鏈電子報(bào)警系統(tǒng)觸發(fā)式報(bào)警器裝有鋼條的玻璃滑門通行卡電子透視裝置電子搜查器強(qiáng)光源防暴口哨SecuritySystemsinModernTimeCrimePrevention:Youmaydiscussthefollowingquestionswithyourpartners.Howtoprotectyourselfwhilewalkingatnight?(seeSafeTips)Howtoprotectyourfamilyfromburglaries?Howtoprotectyourselfwhenusingabank’sautomatedtellermachine?Avoidwalkingorrunningaloneatnight.Alwayswalkinwell-lightedareas.Avoidtheuseofshortcuts.Keepawayfromlargebushesordoorwayswheresomeonecouldbelurking.Ifsomeoneinavehiclestopsandasksfordirections,answerfromadistance.Donotapproachthevehicle.Iffollowed,goimmediatelytoanareawithlightsandpeople.Ifneeded,turnaroundandwalkintheoppositedirection.SafeTips:While-readingTasksInterpretthetitleTheLandoftheLockinyourownwordsinEnglish.Scanthetextandunderlinesentencescontainingtheword“l(fā)ock”orthewordroot“l(fā)ock”.(seenextpage)…thedoorwasclosedbutnotlocked(para1)…doorsdonotstayunlocked(para2)Ithasbeenreplacedbydead-boltlocks…(para4)ThelockisanewsymbolofAmerica.(para6)…apictureofachild’sbicyclewiththenow-usualpadlockattachedtoit…(para6)…thetransformationfromtheLandoftheFreetotheLandoftheLock(para7)…wedevisewaystolockthefearout(para16)Wemayhavelockedtheevilsout,butinsodoingwehavelockedourselvesin.(para18)While-readingTasksOpening(1-3)Body(4-15)Conclusion(16-19)TextOrganizationInAmerica,theeraofleavingthefrontdooronthelatchhasdrawntoaclose.Asaresultofthenewatmosphereoffearanddistrust,securitydevices,invariedforms,areputtouse.Bylockingourfearsout,webecomeprisonersofourownmaking.Body:Inthispart,theauthoruseslotsoffactstosupporthiscentralpointofview:Americaisdeterioratingfrom“theLandoftheFree”into“themostinsecurenation”.

Couldyoufindanymoresupportingfactsinadditiontotheonethathasbeenlistedbelow?1)Doorsarenotleftunlockedeitherincitiesorinruralareas.2)Dead-boltlocks,securitychains,electronicalarmsystemsandtripwiresarewidelyinuse.3)Suburbanfamilieshavesteelbarsbuiltinslidingglassdoors.4)Smallnoticeswarningagainstburglaryarecommonlyseenpastedonthewindowsofthemostpleasantofhomes.Body:5)Accesscardsarerequiredofthosewhoworkwithmedium-to-large-sizecompanies.6)AirportsecurityuseselectronicX-rayequipmenttoguardagainstterrorism.7)Businessmenemploynewmachineslinkeduptotheirtelephonetodeterminewhetherthecalleristellingliesornot.8)Suburbanhousewiveswearrapewhistlesontheirkeychains.Body:GroupDiscussionWhatdoyouthinkhasledtodeteriorationinsecurityintheUS?IsthereasimilarprobleminChina(givesomeexamples)?Ifso,whatcanbedonetobetterthesituation?Whatdoyouunderstandbytheauthor’sremark“Wehavebecomesosmartaboutself-protectionthat,intheend,wehavealloutsmartedourselves”?LanguagePointsonthelatch:(ofadoor)closedbutnotlockedLetyourselfin;thedoorisonthelatch.如果你睡覺(jué)時(shí)我還沒(méi)回來(lái)，記得門別上鎖。Don’tforgettoleavethefrontdooronthelatchifyougotobedbeforeIcomeback.closeup:shut(sth.)esp.temporarilyIwantedsomuchtocloseupmystoreandgotraveling.OntheNewYear’sEveallthestoreswereclosedupinmyhometown.Otherusages:Thecuttookalongtimetocloseup.(heal)Thepoliceofficerorderedthementocloseup.(comingorbring(sth.)closertogether)Closedown:關(guān)閉、歇業(yè)Closeinon/around:包圍rural&urbanThediseaseoccursmostfrequentlyinruralareas.Thequalityofurbanlivinghasbeendamagedbyexcessivenoiselevels.雙重否定句：英語(yǔ)句子中常可見(jiàn)到兩個(gè)表示否定意義的詞連用的情況，這一現(xiàn)象通常稱為雙重否定。這種句子形式上雖為否定，實(shí)則表示強(qiáng)烈的肯定語(yǔ)氣。英語(yǔ)雙重否定句常見(jiàn)的有如下三種句型：1．否定詞no／not等＋表示否定意義的形容詞。例如：Nothingisimpossible．沒(méi)有什么是不必要的。Hehasnosmallreputationasascientist．他是名氣很大的科學(xué)家。Itisconflictandnotunquestioningagreementthatkeepsfreedomalive．使自由保持活力的是沖突而不是絕對(duì)的一致。雙重否定句：2．否定詞no／not／never等＋without…例如：Nosmokewithoutfire.［proverb］［諺］無(wú)火不起煙；無(wú)風(fēng)不起浪。Nothingtobegotwithoutpainsbutpoverty.［proverb］［諺］只有貧窮是可以不勞而獲的。Wecannotsucceedwithoutyourhelp.沒(méi)有你們的幫助，我們就不能成功。雙重否定句：3．否定詞no／not／never／nobody／few等＋具有否定意義的動(dòng)詞或短語(yǔ)。例如：Thetartreplydidnotdiscomforthim．那尖刻的回答并沒(méi)有使他難過(guò)。TheDolecompanysaysitisthebiggestfruitpackingcompany．Nobodydisagrees．多爾公司說(shuō)它是世界上最大的水果罐頭公司。沒(méi)有人對(duì)此提出異議。雙重否定句：英語(yǔ)雙重否定句不僅限于以上三種句型，還有其他一些形式。如：Itisimpossiblenottodothework．否定形容詞在前，而否定詞在后，否定不定式I‘dreviewallthefactsofthecaseand，notinfrequently，wonderifIhadn’tmadeapoordecision．否定詞后接具有否定意義的副詞ButitseemednoimpossibilitytoMarconi，…否定詞后接具有否定意義的名詞Thereisnorulethathasnoexception．兩個(gè)相同的否定詞重復(fù)使用

雙重否定句：statistics:collectionofinformationexpressedinnumbers1)thescienceofstatisticsStatisticsisnoteasyforthosewhoarenotgoodatnumbers.2)collectionofinformationshowninnumbersStatisticsshowthatthespreadSARShasbeenundercontrol.tranquil:calm,quiteandundisturbedVisitorsliketostayinthishotelbecauseitisbeautifulandlocatedinatranquillakearea.富人們從吵鬧的市區(qū)搬到更安靜而且污染少的鄉(xiāng)村地區(qū)。Therichmovedfromthenoisyurbanareastothemoretranquilandlesspollutedruralareas.SeecompareCompare:

tranquil&calm&serenecalm:平靜的；鎮(zhèn)靜的，沉著的Afteranightoffighting,thestreetsarenowcalm.She’snotverygoodatkeeping/stayingcalmindifficultsituations.serene:平靜的，安寧的；安詳?shù)腟hehasalovelysereneface.Whatamazesmeishissereneindifferencetoallthetroublearoundhim.era:aperiodofhistoryoralongperiodoftimeWearelivinginthecomputerera.計(jì)算機(jī)的發(fā)明標(biāo)志著一個(gè)新時(shí)代的開(kāi)始。Theinventionofthecomputermarkedthebeginningofanewera.hookupto:connectorattached(sth.)to(sth.else)withorasifwithahookMycomputerishookeduptotheInternet,soIcancommunicatewithmystudentsathomeviaemail.hookup:fasten…bymeansofhooksandeyesWillyouhookmeupattheback?buildin/into:

make(sth.)aspartofthestructureThecupboardsinthekitchenareallbuiltin.我們把燈安裝進(jìn)了床頭的墻壁里。Wehavethelightsbuiltintothewalloverthebed.feature:N.1.anypartoftheface(臉面的一部分)Hermouthisherbestfeature.她的嘴是她容貌上最好看的部分。2.amarkbywhichanythingisknown;aquality(特色)Theuseofbrightcoloursisoneofthefeaturesofherpainting.V.1.giveaprominentpartto(sb/sth)(給…以顯著地位，突出)Itwasindustrialexpansionthatfeaturedthelastcentury.2.togiveorhaveapart(especiallyanimportantone)(由…主演)ThatfilmfeaturesthebestoftheBritishactresses.feature:putup:

buildorerectHeputupanewfencearoundhishouse.They'reputtingupsomenewhouses.

SeenextOtherusage.Putupyourhandifyouwanttoaskaquestion.(toraise(ahand,etc.))

Heputtheposterup.(tofixonawalletc)They'reputtingupthefeesagain.(toincrease(apriceetc))He'sputtingupabravefight.(toofferorshow(resistanceetc))Hepromisedtoputupthemoneyforthescheme.(toprovide(money)forapurpose)CanyouputusupnextThursdaynight?(toprovide(abedetc)forapersoninone'shome)barrier:n.1.somethingthatcausesdifficulty

TheprogramservesasabarrierthatstopschildrenviewingunhealthyprogramsontheInternet.2.somethingputupasadefenceorprotectionThedriversloweddownasheapproachedthebarrier.Itdoesn’toccur/occurstosbtodo/that…(沒(méi)有)想到…ItoccurredtomethatIwouldtravelEurope.我突然想到要旅游歐洲。Itdidn’toccurtomethatyouwouldobjecttothedecision.我沒(méi)想到你會(huì)反對(duì)這個(gè)決定。Didn’titoccurtoyoutoclosethewindow?難道你沒(méi)想到要關(guān)上窗子嗎？Chancesarethat…:itislikely/probablethatIfyoudon’tagreetoworkextrahoursfornoextrapay,chancesarethatyouwillbedismissed.如果你好吃懶做，你就可能會(huì)變胖。Ifyoueatmoreandexerciseless,chancesarethatyouwillputonalotofweightinafewmonths.hold/keep(sb.)atbay:

prevent(anenemy,pursuers,etc.)fromcomingnearEatingorangeskeepscoldsatbay.Sheleftthelightonatnighttokeepherfearsatbay.withoutsomuchas…:

連…都沒(méi)有Sheleftwithoutsomuchassayinggood-bye.notsomuchas…:我把撿到的錢還給他，他連說(shuō)聲謝謝都沒(méi)有。Hedidn'tsomuchasthankmeforreturninghismoneyfound．sideways:

a.,ad.

to,towardsorfromthesideAlfredshothimasidewaysglance.(a.)Ifyouwouldmovesidewaystotheleft,Icangeteveryoneonthepicture.(ad.)bebathedin:

coverorenvelopasifwithliquidThefieldsandwoodswerebathedinagoldenlightatsunrise.Hewasinterviewedinaroombathedinsoftredlight.Shebathedherfeetinwarmwatertorelievethepain.with/byasmall/largemargin:GovernorBushwontheelectionbutbyasmallmargin.Withtheimprovementoftheirlivingconditions,people’sdemandforair-conditioninghasincreasesbyalargemargin.civilize:

causetoimprovefromaprimitivestageofhumansocietytoamoredevelopedoneTheRomanstriedtocivilizetheancientBritons.Manyaroughmanhasbeencivilizedbyhiswife.許多粗野的男人在妻子的開(kāi)導(dǎo)下變得文雅了。reflection:1)athingbringingdiscreditorcriticism(followbyon)有損聲譽(yù)或受指責(zé)的事Whenchildrenarecriticizedbytheirteachers,mothersoftenseeitasareflectiononthemselves.2)deeporcarefulthinking思考Aftermuchreflection,I’vecometoadecision.Afterthirtyyearsasadoctor,hisreflectionsonlifewereworthlisteningto.3)aclearindicationortheresultof反映Herachievementsa