北师大版高中英语选修7第21单元第1课课件

Lesson1SuperAthletesTeachingobjectives:Attheendofthislesson,youwill:1.Understandthetextandgetthemaininformation.2.Understandandusesomeofthetopicwords.3.Talkaboutdoping,genetherapyandOlympicspiritusingtheinformationinthetext.4.Expressyouropinionstowarddoping,genetherapyandOlympicspirit.Whichchampionathletedoyouthinkcanrun100metersin8seconds?Isitpossibleforyou?MauriceGreene第一位同时拥有50米、60米和100米3项世界记的男选手。FloydLandis2006年环法自行车赛冠军,第三位获此殊荣的美国人MarionJones2000年悉尼奥运会女子100米、200米、4x400米接力冠军FlorenceGriffith奥运短跑三项金牌得主，同时也是100米及200米短跑的世界纪录保持人BenJohnson汉城奥运会以惊人成绩打破男子百米世界纪录并夺得金牌SuperAthletesWhatistheOlympicspirit?Isitgoodforathletestocheatinthecompetition?FastReadingWhatisthegeneralideaofthepassage?A.TheathleteswhotookpartinthefirstOlympicGamesarenotasfastasathletestoday.B.Dopingisahugeprobleminthesportingworld.C.Thepresentandfutureofthesportingworldisbeingseriouslyandnegativelyaffectedbydopingandgene-therapy.D.BenJohnson,FlorenceGriffithandFloydLandishaveallshockedtheworldbytheirspeed.Readthetextagain,matchthekeyinformationwitheachpart.RecordshavefallenDopingGene-therapyOlympicspiritPartone.(1-2)Parttwo.(3-6)Partthree.(7)Partfour.(8)Importantphrases:1.年复一年2.减慢，减速3.碰到4.试图做某事5.随便地，随意地6.徒然，白费力气7.不管多大代价，无论如何8.田径运动9.打破记录10.被称作；以……而著名yearafteryearslowdowncomeacrossseektodoatrandominvainatallcoststrackandfieldbreaktherecordbeknownasNowpleasereadPara.1&2andfindout:1.Whatreasonsmadeathletes’performancesimprove?2.Howaretheirperformancesrecently?Itisduetobetterequipment,traininganddiet.Recently,athletes’improvementshavebeguntoslowdown.DetailedreadingDopingInordertoenhancetheirperformances,theyuseGene-therapyDopingareoriginallydevelopedto1.________________Butinthewronghands,dopingcreates2._______________,Italsocauses3.__________________forthosewho4.______them.Thesportsworlddoesn’t5._______dopingasitisaformof6.____________Dopingaffectsbothathleticsand7.___________.It’snoteasytocatchusingillegaldrugsbecause：8.It’s__________forwinnerstobetested.9.__________aredevelopedallthetime.10.Drugtestsare__________________________ReadPara.3-6andfillintheblankssupremeathletesserioushealthproblemshelppeoplewithillnesstoleratecheatingcompulsoryNewdrugsonestepbehindeverysportuseattituderesult/effecttroubleabuseGenetherapyReadandfindReadPara.7andfindoutsomeinformationaboutgenetherapy.useattitudepossibleresultpossibletroubleItisto_____________and_______________bychanginggenes.Manypeople_________furtherresearchintoit.Athletesmightbeabletodothe__________dash____________;marathonin__________Itwould__________tofindout;Itwould_________thewholespiritofsport.opposebuildmuscleincreasestrength100metersin8secondslessthantwohourscontradictimpossibleGenetherapyReadandfindReadPara.7andfindoutsomeinformationaboutgenetherapy.useattitudepossibleresulttroublebuildmuscleandincreasestrengthbychanginggenes.oppose100metersinjust8seconds;marathoninlessthantwohours.contradictoptional※TheOlympicspiritemphasiseswinningratherthantakingpart.ReadPara.8tojudgewhethertheyaretrueorfalseandcorrectthefalseones:※TheOlympicspirithasbeenviolatedbythedesiretosucceedatallcosts.takingpartwinningTrueorFalse※ifdopingandgenetherapycontinuetoaffectthesportworld,“hero”willbemeaningless.SummaryBecauseofbetterequipment,traininganddiet,theathletes’performance________yearafteryear.Butrecently,dopingisusedtocreate_____________Dopingcanalsocauseserioushealthproblemsforthosewho_____them.Sportsworlddoesn’t_______doping.Howeverdrugtestsareonly__________forwinners.Anotherbigthreatisgenetherapy.Manypeople______furtherresearchintoitbecauseitwould_________theOlympicspiritwhichhasbeenviolatedbythedesiretosucceed___________.opposecontradicttoleratesupremeathletescompulsoryimproveabuseatallcostsdYouropiniontowardsDoping(genetherapy)andOlympicspiritAlettertothepublic-----fromRoggeChooseeitheronetodoaccordingtoyourlevel.Speaking1.What’stheOlympicspirit?2.Talkaboutdoping(genetherapy)?(fouraspects)3.What’syourattitudetowardsdoping(genetherapy)inthesport?…YouropiniontowardsDoping(genetherapy)andOlympicspiritHomework•WritedownwhatyoudiscussedintheclassTitle:DopingandOlympicspirit/AlettertothepublicRetellthepassagebasedontheoutline.Athlete’sperformance:Doping:genetherapy:Olympicspirit:RetellUselinkingwordssuchas:but,so,also,because…slowdownbeoriginallydeveloped—inthewronghand—cause—nottolerate…as…—drugtest--compulsoryAnotherthreat—medicalpurpose—oppose—if…itwould…beviolated,atallcosts