高中英语 Unit 21 Lesson 1《Brain Power》课件北师大版选修7

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Super Athletes,Unit 21 Lesson1-1,100 metres in 8 seconds,Reading &Vocabulary,In this period, you will able to 1. practise getting the general idea in fast reading; 2. identify the main ideas of the paragraphs; 3. find and organize specific information in the text; 4. practise talking briefly about the text; 5. learn some new words and phrases.,Objectives,1. Read the text quickly .What is the general idea? 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 by doping and gene-therapy. d) Ben Johnson, Florence Griffith and Floyd Landis have all shocked the world by their speed.,Task 1 Fast Reading,doping in sports,Word Bank,Word Bank,therapy,-treatment,Gene therapy,is the introduction of genetic material into cells for medical purposes.,Task 1 Fast Reading,2. Find out main ideas to each part.,Paragraphs1-2 .,Paragraphs 3-7 .,Paragraphs 8 _.,Records have fallen,Doping and gene-therapy,Olympic spirit,Task 2 Careful Reading,1. Decide the following sentences “True or False”,1) As athletic performances have continually improved, records have risen . 2) Ben Johnson was still be the 100 meters world record holder because he had taken drugs in the 1988 Olympics.,F,F,3) Doping can help athletes enhance their performance, however, the drugs also cause serious health problems in later life for those who abuse them. 4)Doping is only a problem in athletics. 5)The Olympic spirit of competition emphasizes winning rather than taking part .,Task 2 Careful reading,T,F,F,Word Bank,China plans to enhance the publics awareness of environmental protection.,Physical activities can _ our memory ability and sleep quality.,enhance,Word Bank,abuse animals,abuse children,abuse drugs,Task 2 Careful reading,2. Answer the following questions.,1) What reasons are given for improved performance? (para.2),Better equipment, training and diet.,Task 2 Careful reading,2) What is doping and why is it illegal? (Paras 3-4),_ (which are originally developed to _, but in the wrong hands ,they can make athletes _) is known as “doping”. It is illegal because _.,Taking the drugs,help people with illnesses,faster and stronger,it is a fundamental form of cheating,3) What would the effect of gene-therapy be on sport? (Para.7),Task 2 Careful reading,It would create super athletes who might be able to _ _. This would contradict _.,do the 100 metres dash in just 8 seconds or the marathon in less than two hours,the whole spirit of sport,4) Why are drug tests at sporting events often one step behind?,Task 2 Careful reading,Drug tests are only developed after the new drugs are being used.,Task 2 Careful reading,Two things to worry about,Doping,The sports world doesnt tolerate _ as it is a fundamental form of cheating,_,Doping is a problem in _,It is not easy to catch athletes using illegal drugs,Gene-therapy was originally for _,If gene-therapy were used, it would be almost impossible to _,Both doping and gene-therapy violate _,Gene-therapy,doping,athletics,medical purposes,find out,the Olympic spirit,tolerate,Word Bank,put up with something or somebody unpleasant,This is very interesting Chinese character, the upper part of this character means “Knife“, the lower part means “Heart“. How bad the condition is when there is a knife above your heart, but you still need to tolerate.,Clothing, food, housing and transportation are our fundamental needs. In the last few years. Our life have had fundamental changes.,Word Bank,The driver violated Traffic Law.,Word Bank,Word Bank,doping Gene- therapy enhance abuse,tolerate fundamental violated,Beijing Olympics organizers signed an agreement on _examination,doping,Word Bank,Word Bank,We _land because we think it belongs to us.,abuse,We shall not_ such rubbish.,tolerate,Word Bank,Word Bank,In the last ten years, IT has brought _ changes to China.,fundamental,If someone _ law, he/she will get punished.,violates,Word Bank,Task 4 Consolidation,According to Task 2 Ex.3 talk briefly about the text .,1. Remember the new words. 2. Read the text.,H,o,w,k,o,r,m,e,Ben Johnson born in Jamaica, is a Canadian former athlete, winning two Olympic Bronze medals, and an Olympic Gold. He set 100 m world records at the 1987 World Championships in Athletics and the 1988 Summer Olympics, but he was disqualified for doping, losing the Olympic title and both records.,Maurice Greene ,now retired, is an American former 100 meter athlete, who holds several world records and Olympic medals. He was a former world record holder for the 100 meters , with a time of 9.79 seconds.,Marion Jones is an American former world champion track and field athlete. She won five medals at the 2000 Summer Olympics in Sydney, but has lost all medals and prizes after admitting that she took performance-enhancing drugs. She announced her retirement from track and field on October 5, 2007.,Floyd Landis on the Tour de France, July 23 2006.,Floyd Landis is an American cyclist, from California. He is an all-around rider, with special skills in climbing and time-trialing. He won the 2006 Tour de France In 2006. He was stripped of his Tour de France victory and fired from the Phonak team after a drug-control test . He has received a two-year ban for doping.,Florence Griffith was an American track and field athlete. She was born in Los Angeles During the late 1980s she became a popular figure in international track and field due to her record-setting performances and flashy personal style. She holds the world records in the 100 m and 200 m races.,“Our youth now love luxury. They have bad manners, contempt for authority; they show disrespect for their elders. they contradict their parents, chatter before company; gobble up their food and tyrannize their teachers.”,同学们,来学校和回家的路上要注意安全,同学们,来学校和回家的路上要注意安全,
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