Unit 3 Security.doc

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1、Unit3SecurityTeachingObjectives1.graspthemainidea(peoplenolongertrusteachotherandtheyhavetoresorttovarioussecuritysystemstoprotectthemselves)andthestructureofthetext(opening–body–conclusion).2.learntousecomparisonandcontrastinwritingmoreeffectivelyandtousekeywordsfor

2、moreefficientreading.3.masterthekeylanguagepointsandgrammaticalstructuresinthetext.4.conductaseriesofreading,listening,speakingandwritingactivitiesrelatedtothetheme–security.TimeAllotment1stperiod:Pre-readingTasksWhile-reading(Understandingtexttitle;TextOrganization)

3、2ndperiod:While-reading(PartⅠ~PartⅡ)3rdperiod:While-reading(PartⅡ~PartⅢ)4thperiod:Post-readingtasksPre-readingTasks1.Ssdiscussthefollowingquestions:--Whatisthemajorsecurityproblemoncampus?--Whatcanbedonetobetterthesituation?--Inourfamilies,whatmeasuresdowetaketopreve

4、ntburglaries?Forexample,isthereananti-burglarydooratyourapartment?2.Brainstorming—SecuritySystems(equipmentweusuallyusetomakeussafe)(课本和光盘)3.Tintroducessomesecuritymeasuresinancienttime.（光盘）4.SecuritysituationsintheUSA（光盘）5.Tmayleadintothetextbysaying:Onceuponatimein

5、China,noonepickedupandpocketedanythinglostontheroad,whilenofamilyhadtheneedtoboltthedoorsatnight.(路不拾遗，夜不闭户)However,thisisnolongertruenowadays.ThesamechangehastakenplaceintheUS.Let’sseewhattheauthorhastosayaboutit.TextATheLandoftheLockWhile-readingTasks1.Ssscanthetex

6、ttofindallthesentencescontainingtheword“lock”orthewordwith“lock”asitsroot.Payspecialattentiontotensechanges;Summarizethemainideaofthistext.2.Textorganization(opening-body-conclusion)Theauthorillustratesthetopic—wefeelinsureinmodernsocietyfromseveralperspectives.Sssca

7、nthetextandfindoutthedifferentperspectivesandtheirrespectivesecuritymeasurestaken.—ourhomes:usedead-boldlock,securitychains……(para.3)—publicservicead:featureapictureofachild’sbicyclewithapadlockattachedtoit(para.6)—medium-orlarge-sizecompanies:somekindofaccesscard(pa

8、ra.10)—airports:nolongeraplaceofeducationandfun(para.12)—ourneighborhoods:bebathedinhigh-intensitylight(para.14)—businessmen:useane