新核心大学英语B版听说教程3Unit-8(课堂PPT).ppt

Unit,8 Biology and Our Life,In this unit you will:,1.learn about the basics of biotechnology,and how it,relates to daily life;,2.familiarize yourself with the words and expressions,related to the theme of the unit;,3.practice word stress and identify the main ideas in,spoken discourse;,4.enhance listening skills through non-theme-related,audio and video materials;,5.use proper expressions and sentence structures to,discuss biotechnology and the relationship between,biology and daily life.,Learning objectives,Part I Theme-Related Activities,Part II Listening Strategies,Part III Extensive Listening,Part IV Communication Skills,Part V Assessment Log,Part I Theme-Related Activities,Section I,Lecture I,Section II,Interview,Section III,Lecture II,1.Do you know what hardware and software are?And,do you know what bioware is?,2.What are your expectations of future biotechnology?,Lead-in questions:,Unit 8 Part I Section I,Lead-in questions,Word Bank,meniscus/mnsks/,n.,半月板,cartilage/ktld/,n.,软组织,ligament/lmnt/,n.,韧带,arthritic/rtk/,adj.,整形外科的，矫正术的,orthopedic/pidk/,adj.,动乱；混乱,bionic/bank/,adj.,仿生学的,shock absorber,n.,减震器,allograft/lgrft/,n.,同种异体移植,Unit 8 Part I Section I,Word Bank,stem cell paste graft,n.,干细胞黏贴移植,immunology/mjnldi/,n.,免疫学,epitope/eptp/,n.,表位,galactosyl/glktsl/,n.,半乳糖,achilles tendon/kliztendn/,跟腱,collagen/kldn/,n.,胶质，胶原,antigens/ntdn/,n.,抗原,regeneration/rdenren/,n.,再生,Unit 8 Part I Section I,Word Bank,enzyme/enzam/,n.,酶,ambulation/mbjlen/,n.,移动历史,outpatient/atpent/,n.,门诊病人,Unit 8 Part I Section I,Word Bank,Notes,Unit 8 Part I Section I,Notes,Task 1,Watch the,video clip,and then decide whether,the following statements are true or false.,Task,Unit 8 Part I Section I,Task 1,1.The speaker tore his knee joint meniscus cartilage when he,was playing soccer in high school.,2.According to the video,arthritis affects people even more,than cancer.,3.The girl in the video,Jen Hudak,won the Superpipe in,Aspen nine months after having destroyed her knee.,4.To transplant animal tissues to people,one must fi gure out,a way to add more epitope.,5.Doctors can use thinner,younger,better tissues than one,might have injured in his knee.,T,F,_,_,F,_,T,_,F,_,Task 2,Watch the,video clip,for the second time and then complete the following sentences.,Task,Unit 8 Part I Section I,Task 2,1.So this me to become an orthopedic surgeon,and to see if I couldnt solutions for those,problems that would keep me ,and not,me.,2.Desperate for a solution,weve turned to engineering to,to replace our,body parts.,3.Theres not enough young healthy people,their motorcycles and that tissue to us.,motivated,_,focus on,_,playing sports,_,limit,_,design artificial components,_,worn-out,_,falling off,_,donating,_,Unit 8 Part I Section I,Task 2,4.What about getting to a total biologic knee ,not just the parts?How are we going to,artificial joint replacement?,5.So welcome to super biologics.Its not .Its not,software.Its .,revolutionize,_,hardware,_,replacement,_,bioware,_,Unit 8 Part I Section I,Task 2,8.Even schoolchildren know that you,.,9.Scientists think it took less than a millionth of a millionth,of a millionth of a millionth of a second for the universe to,.,10.So now the Big Bang is only a few“Planck Times”old:,than,the speed of light.,“cant go faster than,the speed of light”,_,_,expand from the size of an atom to a baseball,_,an exploding mass of pure energy expanding faster,_,1.What motivated the speaker to become an orthopedic,surgeon?,2.Are the biologic replacements better than artificial,components?Why or why not?,3.Describe how people use animal tissues to make biologic,knees.,Task 3,Watch the,video clip,again and then have a group discussion based on the following questions.After the discussion,each group will give a brief report to the,class.,Task,Unit 8 Part I Section I,Task 3,【Script】,Script,Unit 8 Part I Section I,Script,Word Bank,rut/rt/,n.,刻板乏味的生活,dietitian/datn/,n.,营养师,ranch/rnt/,adj.,牧场式的,pasta/pst/,n.,意大利面,couscous/ksks/,n.,北非米，粗麦粉,lactose/lkts/,n.,乳糖,lactate/lktet/,v.,泌乳,Unit 8 Part I Section II,Word Bank,Notes,Unit 8 Part I Section II,Notes,1.What is Regina Ragones occupation?,A.A cook.,B.A full-time housewife.,C.A registered dietitian.,D.A columnist.,2.Why does Regina Ragone love to cut up bananas and freeze,them?,A.Frozen bananas contain more nutrition.,B.She could not eat a whole banana at once.,C.Frozen bananas taste like ice cream to her.,D.She considers it a good way to keep bananas from spoiling.,Task 1,Watch the,video clip,and choose the best answers to the questions below.,Task,Unit 8 Part I Section II,Task 1,3.According to Regina Ragone,from which of the following,foods can people NOT get protein?,A.A lean piece of chicken or ground beef.,B.A big steak.,C.A plate of vegetables.,D.A bowl of rice.,4.At what percentage of fat is chicken or ground beef,considered“lean”?,A.90%.,B.60%.,C.10%.,D.20%.,Unit 8 Part I Section II,Task 1,5.According to Regina Ragone,what is true about whole,grain pasta?,A.Whole grain pasta tastes exactly like regular pasta.,B.Whole grain pasta tastes like wheat but looks like,white.,C.Whole grain pasta tastes a little harder than regular,pasta.,D.Whole grain pasta is made of white rice.,6.According to the passage,yogurt is a great way to get in,_.,A.lactose B.cream,C.calcium D.milk,Unit 8 Part I Section II,Task 1,1.What is the difference between traditional ideas of a,meal and what nutritionists recommend now?,2.How many vegetables and fruits should adults have,for a day?,Task 2,Watch the,video clip,for the second time and give a short answer to each of the following questions.,Task,In the past,people grew up with meat as the main part of their meals.Now,nutritionists recommend that meals be half salad and vegetables,a quarter protein,and a quarter grain.,Adults should have 2 to 3 servings of vegetables a day and 2 to 3 fruits.,_,_,_,_,_,_,Unit 8 Part I Section II,Task 2,Unit 8 Part I Section II,Task 2,3.Why are some people cutting dairy out of their diets?For,people who are lactose intolerant,is there any substitute,for dairy?,Many people think that dairy is not good for them,so they cut out dairy.The lactose intolerant could use lactate milk.,_,_,Task 3,Watch the,video clip,again and then work with a partner to summarize Ragones serving suggestions.,Task,Unit 8 Part I Section II,Task 3,【Script】,Vegetables and fruits:,.,Meats:,.,Whole grain:,.,Dairy:,People should eat a large portion of fruits and vegetables.Adults should have 2 to 3 servings of both fruits and vegetables every day,_,_,_,Protein is very important.However Ragone recommends lean chicken or ground beef,which are 90%fat free,_,_,The dietary guidelines suggest that half of all carbohydrates should come from whole grain.Ragone suggests couscous and whole grain pasta as healthy forms of,carbohydrates,_,_,_,_,People need the calcium from dairy.For those who are lactose intolerant,they could choose lactate milk or yogurts.,_,_,Unit 8 Part I Section II,Task 3,Script,Word Bank,exoskeleton/eksskeltn/,n.,外骨骼,squat/skwt/,n.,半蹲,agility/dlti/,n.,敏捷，灵活,augment/ment/,v.,增大,crutch/krt/,n.,胯部,gait/et/,n.,步态，步法,summersault/smslt/,n.,筋斗；翻筋斗,pelvis/pelvs/,n.,骨盆,Unit 8 Part I Section III,Word Bank,Notes,Unit 8 Part I Section III,Notes,Exoskeleton,An exoskeleton is the external skeleton that supports and protects an animals body,in contrast to the internal skeleton of,for example a human.In popular usage,some of the larger kinds of exoskeletons are known as“shells”.Examples of exoskeleton animals include insects such as grasshoppers and cockroaches,and crustaceans such as crabs and lobsters.,According to the speaker,which of the following is not a,function of the exoskeleton?,A.It will further enhance the users speed.,B.It will give the user extra strength.,C.It will keep the user at a constant temperature.,D.It will manage the users balance.,2.According to the speaker,how many American soldiers,suffer from chronic back injuries?,A.30%.B.100%.,C.70%.D.50%.,Task 1,Watch the,video clip,and choose the best answers to the questions below.,Task,Unit 8 Part I Section III,Task 1,3.Due to the flexible design,.,A.exoskeletons can control soldiers body temperature,B.exoskeletons allow soldiers to do deep squats,crawls,and high-agility movements,C.exoskeletons allow soldiers to run as fast as they can,D.exoskeletons can sense the barriers soldiers may,encounter,4.As a result of a skiing accident,Amanda Boxtel injured her.,A.cranial nerve,B.joints of legs,C.spinal cord,D.heel tendon,Unit 8 Part I Section III,Task 1,5.According to Boxtel,an exoskeleton is better than other,technologies,because it allows her.,A.to ski,B.to ride a handcycle,C.to climb rocks,D.to walk,Unit 8 Part I Section III,Task 1,1.Soldier:With the HULC exoskeleton,I can carry lbs.over,terrain for many hours.Its design allows for deep,squats,crawls,and high-agility movements.It senses what I,want to do,where I want to go,and then augments my,and .,2.EB:Amanda is wearing our e-LEGS,I said.It has its,completely non-invasive sensors in the crutches that send,signals back to our onboard computer that is sitting here at her,back.There are packs here as well that power,that are sitting at her hips,as well as her knee joints,that,move her in this kind of smooth and very natural gait.,Task 2,Watch the,video clip,for the second time and then complete the following sentences.,Task,Unit 8 Part I Section III,Task 2,varied,_,flexible,_,strength,endurance,_,sensors,_,200,_,_,signals,_,battery,_,motors,_,forward,_,【Script】,Script,Unit 8 Part I Section III,Script,Part II Listening Strategies,Understanding Lectures:,Note-taking 4,Understanding Lectures:Note-taking 4,Unit 8 Part II,Word Bank,biome/bam/,n.,（生态）生物群系,tundra/tndr/,n.,冻原，苔原（树木不,生、底土常年冰冻的北,极地区）,taiga/tag/,n.,针叶树林地带,boreal/brl/,adj.,北的；北风的；北极的,marshy/mi/,adj.,多沼泽的,Scandinavia/skndnev/,n.,斯堪的那维亚半岛,gouge/ad/,n.,凿成的槽（或孔、洞）,depression/dpren/,n.,洼地；凹地；坑,Unit 8 Part II,Word Bank,coniferous/knfrs/,adj.,松类的；结球果的,deciduous/dsdus/,adj.,落叶的,larch/lt/,n.,落叶松,aspen/spn/,n.,（美洲）颤杨，大齿,杨；（欧洲）山杨,temperate/temprt/,adj.,温和的；温带的,spruce/sprus/,n.,云杉木,photosynthesize/ftsnsaz/,v.,起光合作用；光能合成,conical/knkl/,adj.,圆锥形的；圆锥的,predator/predt(r)/,n.,捕食性动物,Unit 8 Part II,Word Bank,marten/mtn/,n.,貂鼠,貂皮,ermine/mn/,n.,貂；鼬獾,hibernate/habnet/,v.,冬眠；蛰伏,herbivore/hbv(r)/,n.,食草动物,moose/mus/,n.,驼鹿（产于北美；在欧,洲和亚洲称为麋鹿）,vole/vl/,n.,田鼠,lemming/lem/,n.,旅鼠（栖居于北方寒冷,国家）,Unit 8 Part II,Word Bank,Notes,Unit 8 Part II Notes,1.Scandinavia,It is a cultural,historical and ethno-linguistic region in,northern Europe that geographically consists,of Norway and Sweden(two countries that form the,Scandinavian Peninsula)and the country of Denmark,which is situated on the Danish islands and Jutland.,2.Herbivore,It is an organism that is anatomically and,physiologically adapted to eat plant-based foods.,Many herbivores have special digestive systems that,let them digest all kinds of plants,including grasses.,Omnivores can also eat parts of plants,but generally,only the fruits and vegetables produced by fruit-,bearing plants.,Review:biomes,大,zone,plnt,W cnd =plnts&anml,tundrastrip of land N,open,marshy,plnes,trees,shrubs,today:another biomes S,taiga/boreal forest,大,est.25%forests here,mnig:marshy evergreen forest,Rus,for huge in Rus,Unit 8 Part II,Task,Task,Listen to the audio clip and take notes.Afterwards,work with a classmate and reconstruct the lecture using the notes.,Task,Reference Notes:,North Pole,Tundra,Taiga Ru/Scand/Can/AK/glcrgouge&depr n lak,pnds&marshes H2O&melt snow,Opn for:needle-leaf tree/coniferous treesm,tundra+sm tree,Clsd for:big /only 6 spec,Mix zones:big/some brd-leaf deciduous tree,larch,aspen,close to temp for.,Unit 8 Part II,Task,next time,temp for(brd-leaf tree,e.g.maple,oaks),Conditions:Cold,summer short,wint long,adapt pine,fir,spruceevrgrn/cone for snow/dark color suns heat,Animals:watery insect bird mammalsArctic fox/wolf/bear,migrate all year,/marten/ermine thik fur/hibern,e.g.bears/change color e.g.,ermines dark brwn white(wntr),Herbivores:moose,young eaten/,成,big,strong,snowshoe rabbits,voles,lemmings,Unit 8 Part II,Task,【Script】,Script,Unit 8 Part II,Script,Part III,Extensive Listening,I,News Reports,II Interview,III Science Report,IV,Conversations,V,Passage Listening,VI Compound Dictation,Word Bank,Starbucks/sta:bks/,n.,星巴克（美国咖啡,连锁店）,venture/vent(r)/,n.,企业,premier/prem(r)/,adj.,首要的，最著名的,vigorously/vgrsli/,adv.,精力旺盛地，活,泼地,indication/ndken/,n.,表明，显示,Unit 8 Part III I News Reports,I,Notes,Starbucks Corporation,It is an international coffee and coffeehouse chain based in Seattle,Washington.Starbucks is the largest coffeehouse company in the world,with 17,009 stores in 50 countries,including over 11,000 in the United States.Starbucks sells drip brewed coffee,espresso-based hot drinks,other hot and cold drinks,coffee beans,salads,hot and cold sandwiches and panini,pastries,snacks,and items such as mugs and tumblers.Through the Starbucks Entertainment division and Hear Music brand,the company also markets books,music,and film.Many of the companys products are seasonal or specific to the locality of the store.,Unit 8 Part III I News Reports,I,1.What is the main goal of Starbucks fi rst coffee bean farm,and processing plant in China?,A.Starbucks is planning to expand in the Asian market.,B.Starbucks is planning to convince more Chinese people to,switch from tea to coffee.,C.Starbucks is planning to compete with other coffee,ventures in China.,D.Starbucks is planning to promote a new brand of coffee in,China.,Watch the,video clip,and then do the following exercise.,Unit 8 Part III I News Reports,I,2.In how many countries does Starbucks buy coffee,beans from farmers?,A.Starbucks buys its coffee beans from farmers in,over 30 countries.,B.Starbucks buys its coffee beans from farmers in,over 45 countries.,C.Starbucks buys its coffee beans from farmers in,over 5 countries.,D.Starbucks buys its coffee beans from farmers in,over 130 countries.,Unit 8 Part III I News Reports,I,3.Which of the following statements is true about coffee,in Yunnan?,A.The coffee makers in Yunnan are skillful at,cultivating coffee.,B.Starbucks hopes to bring Yunnans distinctive flavor,of coffee to local customers.,C.This is not the first time that Starbucks has grown,its own coffee.,D.Starbucks hopes the deal will spark coffee growth in,the North American market.,【Script】,Unit 8 Part III I News Reports,I,Script,Unit 8 Part III I News Reports,I,hectare/hekte(r)/,n.,公顷,Palmer/pm/,n.,帕尔默（美国城市名）,vacuum pump,n.,真空泵,gauge/ed/,n.,宽度，厚度,liter/lit(r)/,n.,升,Word Bank,Unit 8 Part III I News Reports,II,Notes,1.Palmer,It is a city in and the borough seat of the Matanuska-Susitna Borough in the U.S.state of Alaska.,2.Alaska,It is the largest state in the United States by area.It is situated in the northwest extremity of the North American continent,with Canada to the east,the Arctic Ocean to the north,and the Pacific Ocean to the west and south,with Russia further west across the Bering Strait.Approximately half of Alaskas 710,231 residents(as per the