大学英语视听说-unit-2-Man-Animals-and-Pets

1、Unit 2 Men, Animals and PetsTeaching ObjectivesuUnderstand what animals are being described;uGet to Know more about animals;uGet to know more about how man and animals co-exist;uLearn to listen for useful information.Warming-up activitiesuSpeak out uWhich animal do you like best, Why?uHave you ever

2、raised a pet? uWhat are the positive and negative effects of having a pet?Positive and negative effects of having a petuThe positive effects: Caring a pet can make people happier and healthieruIncreasing exercises.uProviding companionship.uHelping meeting new people (pet stores, clubs).uReducing anx

3、iety.uHelping people finding meaning and joy in life.uThe negative effects:uMoney-consuming (food, clothes, vaccination, etc).uBringing harm to peoples health.The Chinese Zodiac u鼠：鼠：Rat u牛：牛：Oxu虎：虎：Tigeru兔：兔：Hareu龙：龙：Dragonu蛇：蛇：Snakeu马：马：Horseu羊：羊：Sheepu猴：猴：Monkeyu鸡：鸡：Roosteru狗：狗：Dogu猪：猪：BoaruWhat

4、animal sign were you born under?u My animal sign is Boar. u I was born in the year of the Boar.u What is next years animal sign?u Next years animal sign is the Dragon.Listening Aidsu1. alien: n. 1. a person who comes from a foreign country 2. being from another world 外星人外星人u2. culture: n. a group of

5、 cells grown for medical or scientific study 培养的细菌培养的细菌u3. vaccine: n. 疫苗疫苗 develop a smallpox, polio, rabies, etc vaccine 培养天花、小儿麻痹症、狂犬病等的疫苗培养天花、小儿麻痹症、狂犬病等的疫苗u4. trunk: n. 1. long nose of an elephant. 2. main stem of a tree, from which the branches grow 树干树干u5. tusk: n. a pair of long teeth of cert

6、ain animals (eg the elephant, walrus and wild boar) 长牙长牙u6. twig: n. a small branch or division of a branch utrunkubranchutwigListening inuTask 1 uSeven animals will be described in this passage.uA . Write down the name of the animal described in each case.uKey words : trunk tusku1. ElephantsKey wor

7、ds : arms and legs, no tails, climbers, intelligentu2. ChimpanzeesuKey words : Africa, long neck, eat leaves and twigsu3. GiraffesuKey words: cold countries, wings, swimmer, black and whiteu4. PenguinsuKey words: Australia, short front legs, pouchu5. KangaroosuKey words: Africa, black and white stri

8、pesu6. Zebras zebra crossing 斑马线斑马线uKey words : very cold countries, strong, white coatu7. Polar bearsTask 2The fastest and the most intelligent animals in the worlduGuess and then answer:1. What is the fastest animal on land? Speed?2. What is the speed of the fastest birds?3. What is the speed of t

9、he fastest fish?4. Why can animals run faster than human beings?5. Why can human beings travel faster than animals?Key to Task 2uExercise Authe cheetah.u170 km/huMore than 100 km/huBecause most animals run on four legs.uBecause we have machines.uExercise BuF uF uTThe fastest animal on landThe Cheeta

10、hRun at a speed of 100 kilometers an hourCultural Notesu印度豹属猫科动物，奔跑时速可达每小时印度豹属猫科动物，奔跑时速可达每小时60英里，长腿、细腰、英里，长腿、细腰、嘴在脸部并不突出，小而精致，两眼平行向前，捕猎时可聚焦猎物嘴在脸部并不突出，小而精致，两眼平行向前，捕猎时可聚焦猎物。印度豹看起来更像是身材大些的猫，并不攻击人类，它们不像美。印度豹看起来更像是身材大些的猫，并不攻击人类，它们不像美洲豹一样能用牙齿咬穿猎物的脖子。它们虽然进化成一种快速高效洲豹一样能用牙齿咬穿猎物的脖子。它们虽然进化成一种快速高效的猎手，然而和其他像狮子这一

11、类更强大的猫科动物相比，它们是的猎手，然而和其他像狮子这一类更强大的猫科动物相比，它们是相对比较弱小的食肉动物。相对比较弱小的食肉动物。u印度豹一般饿了才捕食，平均三天才能捕到一只猎物，有时它们的印度豹一般饿了才捕食，平均三天才能捕到一只猎物，有时它们的猎物还会被狮子和鬣狗等更强悍的动物抢去。印度豹通常利用其出猎物还会被狮子和鬣狗等更强悍的动物抢去。印度豹通常利用其出众的奔跑速度来猎取食物，所以一幅印度豹猎杀羚羊的场景显得非众的奔跑速度来猎取食物，所以一幅印度豹猎杀羚羊的场景显得非常壮观惨烈。如果有一只羚羊落了单常壮观惨烈。如果有一只羚羊落了单这在大草原上可是一个致这在大草原上可是一个致命的错

12、误命的错误印度豹就会抓住这个难得的机会，先从后侧悄悄地靠印度豹就会抓住这个难得的机会，先从后侧悄悄地靠近小羚羊。如果两者之间的距离缩短到了一个可以冲刺的程度，这近小羚羊。如果两者之间的距离缩短到了一个可以冲刺的程度，这时哪怕羚羊察觉到大祸临头也为时已晚。印度豹开始急速奔跑，猎时哪怕羚羊察觉到大祸临头也为时已晚。印度豹开始急速奔跑，猎犬般的利爪掀起块块草皮和尘土。它们间的距离在缩小，终于抓住犬般的利爪掀起块块草皮和尘土。它们间的距离在缩小，终于抓住了，羚羊在一阵尘土中滚倒在地上，它的蹄在空中挣扎着，想触着了，羚羊在一阵尘土中滚倒在地上，它的蹄在空中挣扎着，想触着地面站起来，然而头颈已经受制于豹了

13、。地面站起来，然而头颈已经受制于豹了。uThe key points: uTo learn the note-taking of speed;uTo have practice in liaison and contraction:u animal on; swim at; things up; animals in; 1. aeroplanes and spacecraftTask 4uWhat animals have the shortest and longest lives?What animal has the shortest life ?uThe mayfly - A few

14、hoursWhich animal has the longest life ?The Arctic clams - 220 years uThe key points:uPay attention to key words like: u shortest, longest, fastest, most intelligent, etc.uTo have practice in liaison and contraction:u rise again, certificate to, insist onTask 3 Why the dinosaurs disappeared ?uIs the

15、re any dinosaur in the world?Exercise Bu1. The temperature might have gotten cooler and killed them off.u2. They may have run out of food.u3. They could have been destroyed by aliens from outer space. uKey points:u1. the sentence pattern: may/might/could have done sthu2. expressions: it has sth to d

16、o with another idea is theres even a theory thatTask 5Using animals for researchuVocabulary: vaccine, smallpox, polio, cell culture, unwanted: 无用的，有害的无用的，有害的 justify:证明证明是正当的；替是正当的；替辩护辩护 not (A) any more than (B) 正如正如B一样，一样，A也不也不 computer modeling: 计算机模拟计算机模拟(分析分析)技术技术 unot (A) any more than (B) 正如正

17、如B一样，一样，A也不也不uA whale is not a fish any more than a horse is. 鲸之非鱼，无异于马之非鱼。鲸之非鱼，无异于马之非鱼。uImperialism will not change its nature any more than a leopard will its spots. 帝国主义绝不会改变其本性，正如豹子绝不会改变其皮上的斑点帝国主义绝不会改变其本性，正如豹子绝不会改变其皮上的斑点一样。一样。uThe president is not satisfied with what John said any more than you

18、are. 正如你一样，校长对约翰所说的也不满意。正如你一样，校长对约翰所说的也不满意。Phrases of expressing ideasu赞成赞成uagree withuapprove ofube for ube in favor ofuapplauduassent to u反对反对ube againstuoppose uobject toube opposed toDifficult and long sentenceuHowever those who are against it point out that the fact that humans benefit cannot b

19、e used to justify using animals in research any more than it can be used to justify experimenting on other humans.AnswersuExercise A People have different opinions on using animals for research.uExercise B 1. for; was tried first on animals; is dependent on; using unwanted animals 2. against; suffer

20、; unnecessary; the same rights 3. cell culture; computer modelingThe analyzing of this passageuPart 1: put forth the question (Every year about 17 million animals are used in laboratory experiments.)uPart 2: the reasons of approving uPart 3: the reasons of opposingThe difficult pointsuTo get the out

21、line of a passage: to understand both the main idea and the supporting details.uTo understand long and difficult sentences.uTo learn words and phrases like: unwanted justify not (A) any more than (B) Task 7 Cats in AmericauWhich have become more popular in America, dogs or cats? How do you know?uHow

22、 long have humans had cats in their homes?uWhere did American house cats come from?uCats have been treated well in the United States all along, havent they?ube highly honored (in ancient Egypt, people who killed a cat could be published by death.)ube not treated as gods (in early America, worked, kil