北师大版高中英语选修7第21单元第1课课件

1、100 metres in 8 seconds?Lesson 1 Super AthletesTeaching objectives:At the end of this lesson, you will: 1. Understand the text and get the main information. 2. Understand and use some of the topic words.3. Talk about doping, gene therapy and Olympic spirit using the information in the text.4. Expres

2、s your opinions toward doping, gene therapy and Olympic spirit. Which champion athlete do you think can run 100 meters in 8 seconds? Is it possible for you?Maurice Greene第一位同时拥有第一位同时拥有5050米、米、6060米和米和100100米米3 3项世界记的男选手。项世界记的男选手。 Floyd Landis20062006年环法自行车年环法自行车赛冠军赛冠军, , 第三位获第三位获此殊荣的美国人此殊荣的美国人 Mario

3、n Jones 20002000年悉尼奥运会年悉尼奥运会女子女子100100米、米、200200米、米、4x4004x400米接力米接力冠军冠军 Florence Griffith奥运短跑三项金牌得奥运短跑三项金牌得主，同时也是主，同时也是100100米米及及200200米短跑的世界米短跑的世界纪录保持人纪录保持人 Ben Johnson 汉城奥运会以惊人汉城奥运会以惊人成绩打破男子百米成绩打破男子百米世界纪录并夺得金世界纪录并夺得金牌牌 Super AthletesWhat is the Olympic spirit?Is it good for athletes to cheat in t

4、he competition?Fast ReadingWhat is the general idea of the passage?A.The athletes who took part in the first Olympic Games are not as fast as athletes today.B. Doping is a huge problem in the sporting world. C. The present and future of the sporting world is being seriously and negatively affected b

5、y doping and gene-therapy. D. Ben Johnson, Florence Griffith and Floyd Landis have all shocked the world by their speed. Read the text again, match the key information with each part.Records have fallenDopingGene-therapy Olympic spiritPart one. (1-2)Part two. (3-6)Part three. (7)Part four. (8)Import

6、ant phrases:1. 年复一年年复一年2. 减慢，减速减慢，减速3. 碰到碰到4. 试图做某事试图做某事5. 随便地，随意地随便地，随意地6. 徒然，白费力气徒然，白费力气7. 不管多大代价，无论如何不管多大代价，无论如何8. 田径运动田径运动9. 打破记录打破记录10.被称作；以被称作；以而著名而著名 year after yearslow down come acrossseek to do at random in vain at all costs track and field break the record be known as Now please read Para

7、. 1&2 and find out:1.What reasons made athletes performances improve?2.How are their performances recently?It is due to better equipment, training and diet.Recently, athletes improvements have begun to slow down.DopingIn order to enhance their performances, they useGene-therapyDoping are originally

8、developed to 1._But in the wrong hands,doping creates 2._,It also causes 3._for those who 4._ them.The sports world doesnt 5._ doping as it is a form of 6._ Doping affects both athletics and 7. _.Its not easy to catch using illegal drugs because：8.Its_for winnersto be tested.9._are developed all the

9、 time.10.Drug tests are_ supreme athletes serious health problems help people with illness toleratecheatingcompulsoryNew drugsone step behindevery sportabuseGene therapy Read Para. 7 and find out some information about gene therapy.possible troubleIt is to _ and _ by changing genes.Many people _ fur

10、ther research into it.Athletes might be able to do the_ dash _; marathon in _It would _to find out; It would _the whole spirit of sport.opposebuild muscleincrease strength100 metersin 8 secondsless than two hourscontradictimpossibleGene therapy Read Para. 7 and find out some information about gene t

11、herapy.troublebuild muscle and increase strength by changing genes.oppose100 meters in just 8 seconds; marathon in less than two hours.contradictoptional The Olympic spirit emphasises winning rather than taking part. The Olympic spirit has been violated by the desire to succeed at all costs.taking p

12、artwinningTrue or False if doping and gene therapy continue to affect the sport world, “hero” will be meaningless.Because of better equipment, training and diet, the athletes performance _ year after year. But recently, doping is used to create _ Doping can also cause serious health problems for tho

13、se who _them. Sports world doesnt _ doping. However drug tests are only _ for winners. Another big threat is gene therapy. Many people _ further research into it because it would _the Olympic spirit which has been violated by the desire to succeed _.opposecontradicttoleratesupreme athletescompulsory

14、improveabuseat all costsdYour opinion towards Doping (gene therapy) and Olympic spiritA letter to the public-from Rogge Choose either one to do according to your level.1. Whats the Olympic spirit?2. Talk about doping (gene therapy)? (four aspects)3. Whats your attitude towards doping (gene therapy) in the sport? Your opinion towards Doping (gene therapy) and Olympic spiritTitle:Doping and Olympic spirit/ A letter to the publicRetell the passage based on the outline.Athletes performance:Doping:gene t