高中英语 Unit21 Lesson1P1课件 北师大版选修7 课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Warm-,up(Lead,-in,),Objectives,Questionnaire,New words,Diagram of the body,Listening,Lesson 1(Lead-in),New words,The Olympic spirit,Fast reading,Further understanding,Homework,教学,流程图,北京农大附中高二英语备课组,Lead-in,Do the questionnaire with your partner!,Do You Look After Yourself?,1.How many hours do you sleep per night?,under 6 hours b)about 7 or 8 hours,c)more than 9 hours,2.How often do you clean your teeth?,once a day b)twice a day,c)after every meal,3.How often do you do physical exercise,enough to make you out of breath?,never b)once a week,c)two or three times a week,4.How often do you eat sweets or chocolate?,never b)sometimes c)every day,5.How many pieces of fresh fruits do you,eat per day?,a)One or two b)more than two c)none,Check your answers to the questionnaire.,1.a)You probably arent getting enough sleep.,b)7 or 8 hours per night is sufficient for most,people.,c)you are a sleepy head,arent you!,2.a)Once a day is not enough!,b)Once in the morning and once at night is,probably OK.,c)Very good.Dentists recommend cleaning,teeth after every meal.,3.a)You should take up some kind of sport!,b)Good-once a week is better than never!,c)Excellent!You must be very fit.,4.a)Well done!You probably save lots of,money on dentist bills.,b)Well,every now and then is OK.,c)You should cut down!,5.a)Good.As they say-an apple a day keeps,the doctor away!,b)Very good.Doctors recommend several,pieces of fruit per day.,c)You really should try to eat more fresh fruit.,2.learn and revise words related to the topic.,3.get the general idea of the text,and the writers viewpoints.,In this period,we will be able to,1.know the unit objectives.,Objectives,kidney n.,肾,l,iver n.,肝脏,brain n.,大脑,circulate v.,循环,For example,：,pump vi.,用泵抽出（注入）,mineral n.,矿物,n.听觉,n.,间隔；间歇,n.,脉搏,vt,.,消化,vi.,交换,interval,digest,swap,hearing,pulse,Read the,words,then,match the words with their,Chinese meanings.,Find six to label the parts of the body in the diagram.,Key Words,liver,brain,lungs,stomach,heart,kidney,Exercise 2(Page 33),Look at the following statements and decide which part of the body is described.,ankle,brain,eye,heart,kidney,bone,knee,liver,lungs,muscle,ribs,spine,stomach,wrist,fingers,Key Words:The Body,This organ weighs about a kilo and is made,up of two sides.It is like a super computer that,processes information.,This organ is like a bag which,reeives,everything you,eat.It,digests your food,and sends vitamins and minerals into,the blood.,brain,stomach,This organ beats at regular intervals 100,000,times a day.With each beat,it,circulats,80 ml,of blood through the bodythats 8,000,litres,of blood per day!It pumps blood into the lungs,where it receives oxygen,Before being,pumped around the rest of the body.,heart,This is a very delicate organ.There are,two in a body and they have delicate,lids which protect them.Light enters and,reaches special light sensitive cells.These,work like a camera and finally send signals,to the brain.,eyes,These organs absorb oxygen and get rid of,carbon dioxide.They are found,on either side of the heart.They,receive air as a result of breathing,and when blood passes through,They give it oxygen,.,lungs,100 metres,in 8 seconds?,Lesson 1 Super Athletes,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,50,米、,60,米和,100,米,3,项世界记的男选手。,Floyd Landis,2006,年环法自行车赛冠军,第三位获此殊荣的美国人,Marion Jones,2000,年悉尼奥运会,女子,100,米、,200,米、,4x400,米接力,冠军,Florence Griffith,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,Ben Johnson,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,Super Athletes,doping n.,服用兴奋剂,gene-therapy,基因疗法,dash n.,短跑,marathon n.,马拉松赛跑,enhance,supreme,tolerate,doubtful,seek,annual,increase,stand;bear,highest,greatest,yearly,do not believe,suspicious,look for,Match the words with their meanings.,a,buse,vt,.,滥用,They the trust the company had shown in them,the boss is very angry.,滥用,abused,used,Choose the correct word!,violate,vt,.,违反，违背,Do doping and gene-therapy,the Olympic spirit?,violate,violet,Choose the correct word!,违背,fundamental adj.,根本的，基本的,Doping is a form of cheating.,fundamental,根本的,abuse,violate,Choose the correct word!,controversial adj.,有争议的,oppose,vt,.,反对Gene-therapy is very and many people further research into it.,有争议的,反对,controversial,oppose,Choose the correct word!,What is the Olympic spirit?,Is it good for athletes to cheat in the competition?,Fast Reading,What is the general idea of the passage?,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.,Read the text again,match the key information with each part.,Records have fallen,Doping,Gene-therapy,Olympic spirit,Part one.(1-2),Part two.(3-6),Part three.(7),Part four.(8),come across the issue,drug,cure disease,in the wrong hands,abuse,tolerate doping,gene-therapy,big threat,oppose,violate the Olympic spirit,taking part rather than winning,1.Show the writers attitude towards the drugs and gene-,therapy.You,may refer to the following words and expressions or the text.,2.Use your own words to show the writers viewpoints.,A,:Which champion athlete can run 100,metres,in 8 seconds?,B,:I dont know.But we come across the issue-enhancing drugs.These drugs are developed to help people with illnesses,but in the wrong hands,they create“supreme athletes”.,A,:Taking these drugs is known as“doping”,they cause problems for those who abuse them.,B,:The sports world does not,tolerate,doping as it is a,fundamental,form of cheating.,A,:Yes.“Gene-therapy”will be the next big threat.It is controversial and many people oppose further research into it.,B,:I agree.Both doping and gene-therapy,violate,the Olympic spirit.The spirit of competition-higher,faster,stronger-,emphasises,taking part rather than winning.Thats why thousands of people are crazy about their hero and the great Olympic!,Homework,Review the key words and read the text.,