英语：选修7-Unit21-Human-Biology-lesson1-Super-Athletes课件(北师大版).ppt

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1、SuperAthletesUnit21–Lesson1-1100metresin8secondsReading&VocabularySuperAthletesInthisperiod,youwillableto1.practisegettingthegeneralideainfastreading;2.identifythemainideasoftheparagraphs;3.findandorganizespecificinformationinthetext;4.practisetalkingbrieflyaboutthetext;5.learnsomeneww

2、ordsandphrases.Objectives1.Readthetextquickly.Whatisthegeneralidea?a)TheathleteswhotookpartinthefirstOlympicGamesarenotasfastasathletestoday.b)Dopingisahugeprobleminthesportingworld.c)Thepresentandfutureofthesportingworldisbeingseriouslyandnegativelyaffectedbydopingandgene-therapy.d)Be

3、nJohnson,FlorenceGriffithandFloydLandishaveallshockedtheworldbytheirspeed.Task1FastReadingdopinginsportsWordBankGeneWordBanktherapy--treatmentGenetherapyistheintroductionofgeneticmaterialintocellsformedicalpurposes.Task1FastReading2.Findoutmainideastoeachpart.Paragraphs1-2——————————.Pa

4、ragraphs3-7—————————————.Paragraphs8_____________.RecordshavefallenDopingandgene-therapyOlympicspiritTask2CarefulReading1.Decidethefollowingsentences“TrueorFalse”1)Asathleticperformanceshavecontinuallyimproved,recordshaverisen.2)BenJohnsonwasstillbethe100metersworldrecordholderbecauseh

5、ehadtakendrugsinthe1988Olympics.FF3)Dopingcanhelpathletesenhancetheirperformance,however,thedrugsalsocauseserioushealthproblemsinlaterlifeforthosewhoabusethem.4)Dopingisonlyaprobleminathletics.5)TheOlympicspiritofcompetitionemphasizeswinningratherthantakingpart.Task2CarefulreadingTFFWo

6、rdBankChinaplanstoenhancethepublic'sawarenessofenvironmentalprotection.Physicalactivitiescan_______ourmemoryabilityandsleepquality.enhanceWordBankabuseanimalsabusechildrenabusedrugsTask2Carefulreading2.Answerthefollowingquestions.1)Whatreasonsaregivenforimprovedperformance?(para.2)Bett

7、erequipment,traininganddiet.Task2Carefulreading2)Whatisdopingandwhyisitillegal?(Paras3-4)________________(whichareoriginallydevelopedto______________________,butinthewronghands,theycanmakeathletes_______________)isknownas“doping”.Itisillegalbecause____________________________.Takingt