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1、英语科学案序号010高二年级2&3班教师卢春华学生Unit5ALandofDiversitywritingaboutadvantagesanddisadvantagesTeachinggoal:toarmstudentswithphrasesandsentencepatternsnecessarytotalkaboutadvantagesanddisadvantages-topracticewritingtaskwriting.Difficultpoint:students9abilitytoexploreideasandfurtherarguments-students9abilitytoe
2、xpressrelativelycomplicatedideasTeachingmethods:explainingandpractisingTeachingaids:multimediacomputer.Teachingprocedures:1Readthefollowingessays(chooseeitheroneorbothtoread).ATheAdvantagesandDisadvantagesofLivinginthe21stcenturyLivinginthe21stcenturyofferscertainadvantages,suchasahigherstandardofli
3、ving,butitalsohassomedisadvantages,suchasapollutedenvironment.Tobeginwith,mostpeoplenowhavemoremoneyforlesshardwork.Theyearnhighersalariesthanbeforeandenjoybettersocialsecurity,suchassocialwelfareforlaid-offworkersanddisabilityinsurance•Secondly,becauseoftheadvanceinmedicaltechnologywhichleadstobett
4、ermedicalcareandtreatment,people'slifeexpectancyislonger.Moreover,mostpeoplenowcanaffordtobuyfoodsofhighnutritionandenjoytheirleisuretime-Thirdly,modernconveniencessuchasradio,TV,internet,variousvehiclesandlabour-savingmachinesinthehome,allgreatlyfacilitatehumancommunication,transportationandhousewo
5、rkaswellNevertheless,livinginthe21stcenturyalsohasitsdisadvantages.Themostseriousoneistheincreasinglypollutedenvironment;airisfilledwithsmogandwateriscontaminatedbychemicalsfromfactories.Anothermaindisadvantageisthepersonalizationofhumanrelationshipswhichmostlyresultfrompeople'sever-increasingcontac
6、twithmachinesandnumbers.Stillonemoredisadvantageistheweakeningofspiritualvalues.Anundeniablefactisthatalargenumberofpeoplearesolelyinterestedinmaterialisticculture,whileneglectingspiritualcivilization.Limitedbyspace,wehavetoskiptheexamples.Inconclusion,althoughthe21stcenturyhasindeedgivenusalotofadv
7、antages,itmaynothavemadeuswiser,becauseithasalsomadeourearthdirtier,ourpeoplelesshumane,andourspirituallifepoorer,Weshouldcontinuetoenjoythebenefitsoftechnologicaladvancement,however,wemustmakeaconcer