新编英语教程李观仪主编Unit(1)

1、整理课件11.Why are girls afraid of the letter C ?2.Why is the letter E so important?3.How can you make a rope shorter without cutting or winding it?4.Why do people wish for something they havent got?5.What does everybody do at the same time?6.What resembles half a pie?Quick your Mind整理课件2Unit 6 Predator

2、s, parasites and Other relationshipsecosystemliving things,整理课件3整理课件4Pre-reading Activitiesn1. brain-stormnName as many animals as you can.n2. questions for discussionn(1) Do you love animals? What is your favorite animal?n(2) What do you think of vegetarianism? Do you think it is wrong to eat anima

3、ls?n(3) What is ecological balance? And food chain? Give examples.整理课件5整理课件6整理课件7The animal kingdomnBirds ( finch雀）nBirds of prey (vulture) nPoultry and game 家禽和野禽 (chicken)nSeabirds (seagull)nPrimates (灵长类： monkey, chimpanzee)nMarsupials (有袋类： koala, kangaroo)nRodents (啮齿类： mice, rabbits, squirrel,

4、)nMammals (哺乳类：cows, whales)整理课件8The animal kingdomnPachyderms (厚皮动物：hippo, elephant)nInsects (bees, butterfly, flea, dragonfly( 蜻蜓）nArachnids (蛛形动物：scorpion, mites, ticks)nReptiles (snake, crocodiles, turtle，lizard)nAmphibians (两栖类： toads(蟾蜍, newtsnMollusks (软体动物： snail, octopus (章鱼）)nCrustaceans:(

5、甲壳类：crab, lobster, shrimps)蝾螈整理课件9Predator: an animal living by killing other animals for food nLion,nWolf, nRobin, 欧洲知更鸟欧洲知更鸟 nFrog, nFox, nTiger,nHumans 整理课件10Carnivore: a flesh-eating animalnLion,nWolf,nFox,nTiger食肉动物整理课件11Mammal: an animal which, when young, feeds on milk from its mothernMongoos

6、enLionnWolfnTigernFox nrhinoceros整理课件12Some sea or fresh-water creatures nShellfishnShrimpnSpongenAlgaenRemoranShark整理课件13Some blood-sucking disease-carrying parasites living on people, animals and birdsnTick, nFleanLouse (lice)整理课件14Some cold-blooded animals that crawl or creepnLizardnSnake整理课件153.

7、 Common terms in ecologynEcosystemnLiving things / creaturesnCreature norganisma living thing, esp.one that is extremely small有机体，生物； （尤指）微生物 ：a living / marine a living thing, real or imaginary, that can move around ,such as an animal 生物，动物整理课件162. parasites hosts 3. biological control4. symbiosis5

8、. commensalism6. MutualismDefinitions?1. predators preyCharacteristics Examples整理课件171. PredatorsConsumers that kill the other animals for foodTermsDefinitionExamplesCharacteristicsHumans, tigers. wolvesNot necessarily bad; do not have an easy time of it 整理课件18TermsDefinitionExamplesCharacteristicsV

9、ery numerous 2. ParasitesOrganisms that live on or in other living thingsFleas, ticks, etc.整理课件19TermsDefinitionExamplesCharacteristicsSometimes works, sometimes doesnt3. Biological ControlLimiting pests by using living organismsMongooses to Jamica; sparrows to U.S.A.整理课件20TermsDefinitionExamplesCha

10、racteristicsLiving organisms living together4. Symbiosisnumerous整理课件21TermsDefinitionExamplesCharacteristicsOne organism benefits; other not affected5. CommensalismRemoras and sharks整理课件22TermsDefinitionExamplesCharacteristicsBoth organism benefits6. MutualismAlgae and fungus; egrets and rhinocerose

11、s整理课件23Words and phrases in L1-25:n(formal) to remember sb.sth/ remind sb of sth: bring/call sb/sth to mind:She couldnt call to mind where she had seen him before.The painting brings to mind some of Picassos early works.整理课件24have an easy time (of it) (BrE) have no difficulties or problemsas easy as

12、 anything/as pie/ as ABC /as falling off a log (informal) very easy easy money: 来得容易的钱 I am easy (BrE, informal)A: Do you want to watch this or the news? B: Oh, I am easy. Its up to you.整理课件25array: a group of or collection of things or people, often one that is large or impressive 大堆，大量at will: whe

13、never or wherever you likeThey were able to come and go .species:种，物种endangered 整理课件26Some sentences from L1-25nL7: Sometimes individual predators do prey upon farm animals, and these individuals have to be controlled.强调强调Mother: Have you finished your homework?Son: Yes, Mum, I do have finished. See

14、, this is it! 整理课件27Sentences from L28-40nL28: Predators are usually bigger and fewer in number than the animals they prey upon. The reverse is true of parasites. The parasites have the opposite characteristics.People live in big houses in the country, but the condition in the town is just the oppos

15、ite.整理课件28Parasite: a creature depending on another for the necessities of life nFlea, 蚤nLouse(lice) 虱子nFungus(fungi) 真菌（如蘑菇）nBacterium(bacteria)nFlatworm, 扁形虫ninsect, nTick 扁虱（吸血寄生虫）nMite 螨nElm spanworm尺蠖，北方称步曲,南方称造桥虫状似蜘蛛的微小生物，在动植物，地毯等上生活整理课件29take to sth: to begin to do sth as a habit 开始沉溺于。Ive ta

16、ken to waking up very early.take to sb./sth: to start liking sb/sth. I took to my new boss immediately.我已形成习惯，醒得很早。L42-60整理课件30attach v. sth (to sth) 把。固定 importance, significance, value, weight, ect. (to sth ) 认为。有重要性（或意义，价值，分量等），重视 to sb/sth (formal)（使）与。有联系No blame attaches to you .你一点责任也没有。attac

17、hedIve never seen two people so to each other.This does not attach any blame to you.The middle school is to the universityPlease complete the application form.依恋；依恋； 附属于；附属于； 所附的所附的整理课件31Symbiosis 共生nTwo different living organisms, parasite and host, living togetherCommensalism 共栖nOne organism benef

18、its and the other is not affectedMutualism 互利共生nBoth organisms benefit from living together整理课件32Symbiosis 共生Rhinoceros 犀牛Egret 白鹭整理课件33There are three main types of symbiosis, based upon the specific relationship between the species involved: mutualism, parasitism, and commensalism.Symbiosis 共生整理课件

19、34Commensalism 共栖remorasshark鮣整理课件35Commensalism 共栖sponge 海绵sea anemone海葵：任一种大量的珊瑚虫纲花状海生腔肠动物，具有能够伸缩的圆筒形身体和围绕着中间的嘴的触须整理课件36Mutualism 互利共生lichen 地衣/ 苔藓algae地衣就是真菌和苔藓植物的共生体,地衣靠真菌的菌丝吸收养料,靠苔藓植物的光合作用制造有机物。如果把地衣中的真菌和苔藓植物分开,两者都不能独立生活。整理课件37lichen on a treelichens growing on a rock整理课件38The style of exposito

20、ry writingLonger paragraphs in which there are longer Longer paragraphs in which there are longer and more complex sentences.and more complex sentences.Third-person narrationfor the purpose of Third-person narrationfor the purpose of objectivityobjectivitySentences in the passive voiceSentences in t

21、he passive voice整理课件39Expository Writing TechniquesnThe consumers that kill other animals for food are called predatorsnIn some relationships, one organism benefits and the other is not affected at all. This is called commensalism.Supplying definitions for the technical terms整理课件40Quoting directly f

22、rom famous (biologists to win authority)nDr. George Schaller worte: The tigers seemingly unbeatable array of weapons-its acute senses, great speed, strength and size and formidable claws and teeth-have.nDr.Mech wrote: As is true with most predators, the wolf is an opportunist整理课件41Citing an example

23、of poetic exaggerationnSo, naturalists observe, a flea Hath smaller fleas than on him prey; And these have smaller still to bite em, And so proceed ad infinitum.Jonathan Swift exaggerated only a little when he wrote : 整理课件42李先生是一位很负责任的经理，王先生刚好相反。 the reverse is true of2. 他要领导具有3000多人的大公司，他的日子不好过。hav

24、e an easy time 3. 请把这个便条附在文件上。 attach to4. 去年5月他加入了登山队，现在他已爬了五座 山。attach to5. 据我们估计，这座桥梁可以一年后交付使用。estimate6. 所有的肉食动物都想捕食健康的猎物, 但事实上他们所捕食的动物都是老、弱、伤病动物。 old, weak, injured or diseasedTranslation整理课件437. 他从监狱逃了出来，现在整天害怕再被抓住。 prey8. 我估计这幅油画的价值是1000美元。estimate.at9. 他全心全意地做生意，因为他知道他可以从他的生 意里得到很大的利益。 benefit from.10. 他对我们图书馆的藏书的估计是错误的。estimate11. 把这发动机装在火车上花了工程师五小时。 attach to Translation整理课件441. Mr. Li is a responsible manager, and the reverse is true of /with Mr. Wang.2. He is running a big compa