高中英語 Unit 4 Wildlife protection課時作業(yè) 新人教版必修2

1、Unit 4Wildlife protection【導(dǎo)語】專家指出：地球上的動植物物種正以前所未有的速度消失，而無論是它們棲息地的喪失、污染，還是全球變暖帶來的間接影響，禍根都源于人類。北部白犀牛小嘴狐猴Extinction is for ever!As almost everyone knows，to become extinct is to be gone for ever.Even before mans arrival on Earth，species became extinct quite naturally.Natural extinction happens when a sp

2、ecies decreases in numbers gradually but steadily at the end of its evolutionary period on Earth.The length of this period depends on how well a species can get used to changes around it.This process of extinction can take a very long timesometimes several million yearsand the extinction of one spec

3、ies is immediately followed by the appearance of another in a continuous cycle.The case of the dinosaurs is the most wellknown example of natural extinction.They appeared on Earth about 200 million years ago and dominated （統(tǒng)治）both land and sea for almost 100 million years.It is not certain why the d

4、inosaurs became extinct，but their disappearance was a natural one and new species of animals evolved to replace them.The rate of extinction has speeded up unnaturally over the last 400 years，rising sharply since 1990.This increase in the rate of extinction is directly related to the increase in the

5、human population over the same period of time.The great number of humans has caused great damage to the planet，as wild habitats have been taken over，forcing animals and plants into smaller and smaller areas，until some of them have become extinct.We have also polluted some habitats with chemicals and

6、 waste，making them unfit for wildlife.These causes of extinction are known as indirect destruction. Animals may also become extinct through direct destruction.This includes the hunting and catching of animals.Man has always hunted and killed wildlife but when early humans lived more in harmony with

7、nature，they killed animals for essential food and clothing.When firearms were invented，great destruction of species was possible.Animals have been，and still are，killed for meat，clothing，medicines，feathers，eggsand sometimes just for amusement.Some species are still caught in the wild for the live pet

8、 trade，even though their numbers are decreasing.The extinction of at least 500 species of animals has been caused by man.Today there are about 5，000 endangered animals and at least one species dies out every year.There are probably many more which become extinct without anyone knowing.【詞海拾貝】1extinct

9、ion n滅絕；絕種2steadily adv.平穩(wěn)地3continuous adj.連續(xù)不停的；不間斷的 4habitat v棲息地5destruction n破壞【問題思考】閱讀短文，判斷正(T)誤(F)。1Before man arrived on Earth，species were not extinct.()2Scientists are quite sure why the dinosaurs became extinct.()3The increase in the human population causes the increase in the rate of exti

10、nction over the same period of time.()答案：1.F2.F3.T.將單詞與其正確釋義配對1decreaseA鑒賞；感激；意識到2reserve B安全的；可靠的3hunt C雇傭；利用4respond D減少；變小5contain E包含；容納；容忍6affect F保護(hù)區(qū)7appreciate G成功；接替；繼任8succeed H回答；響應(yīng)；做出反應(yīng)9secure I損害；危害10income J收入11employ K打獵；獵?。凰褜?2harm L影響；感動；侵襲答案：1.D2.F3.K4.H5.E6.L7.A8.G9B10.J11.C12.I.根據(jù)

11、所給漢語提示寫出單詞1_n仁慈，寬??；憐憫2_v咬；叮；刺痛3_vt檢查；視察4_n事件；事變5_adj兇猛的；猛烈的答案：1.mercy2.bite3.inspect4.incident5.fierce.根據(jù)英語釋義寫出單詞1_： far away in space or time2_： feeling of comfort when something worrying has ended or not happened3_： to keep someone or something safe from harm4_： be able to control events5_： be imp

12、ortant答案：1.tect4.powerful5.importance.選用短語的適當(dāng)形式完成句子decrease to; in peace; in danger; burst into laughter；pay attention to; do harm to; protect. from; in relief；die out; at the mercy of1Reading in bed for a long time will_your eyes.2Every student should_what your teacher said in c

13、lass.3The two countries have been living together _4No one was injured in the accident; we all smiled_5Its high time that we should take measures to protect these old traditions before they_6The poor cat is_the naughty boy.7Hearing the funny story, all of the boys_8Childrens lives are_every time the

14、y cross the road.9The government is doing the best to _those rare animals_ being hunted.10The number of the rare birds in this area has_about ninety.答案：1.do harm to2.pay attention to3.in peace4in relief5.die out6.at the mercy of7.burst into laughter8.in tectfrom10.decreased to課文表層理解.判斷正(T

15、)誤(F)1The antelope in Tibet becomes an endangered species because of its fur being used to make sweaters.()2The living conditions of the elephants are worse than they were.()3What the government of Zimbabwe did provide us with a good example of how to protect wildlife.()4The millipede insect produce

16、s a drug naturally which can protect animals from mosquitoes.()5Daisy returned home with the monkey and began to make her new drug.()答案：1.T2.F3.T4.T5.F.讀課文，回答問題1What does the word “it” refer to in the Line 2 in the second paragraph？(within 3 words)_答案：The elephant.2Fill in the blank with the words f

17、rom the second paragraph.(within 2 words)When Daisy heard that the elephant asked whether she came to take its photo，she laughed _答案：in relief3Why did the monkey rub itself according to the third paragraph？(within 10 words)_答案：Because the monkey protected itself from mosquitoes.4Was Daisy able to ma

18、ke her new drug，why？(within 15 words)_答案：No，she doesnt.Because she was in her dream and everything had gone.How Daisy Learned to Help WildlifeParagraphsMain ideasSupporting detailsPara. 1Why we need wildlife protectionAnimal: Tibetan AntelopeSituation: being hunted for the fur under its stomachResul

19、t：the numbers is decreasing rapidlyPara. 21._Animals：elephants in ZimbabweSituation：2._Result：protected by farmerswho 3._Para. 3 andPara. 44._Animal：a millipede from a thick rainforestSituation：produces a drug naturally which can protect us from mosquitoesResult: 5._答案：1.A good example of wildlife p

20、rotection2previously hunted with numbers decreasing rapidly3make money from tourism4What we can get from wildlife protection5tell WWF about the drug課文深層理解 .讀課文，回答問題Whats the main idea of the passage?It is about a strange dream that Daisy dreamed.In her dream，she took a _ to travel and talked with ma

21、ny different _，which made her know the importance of _答案：flying carpetanimalswildlife protection.單項(xiàng)選擇1Daisy first learned about the antelope _Afrom her sweater made of furBonce she was in TibetCafter she saw an antelope looking sadDwhen she woke up from her dream 答案：C2There are not as many antelopes

22、 as it used to be in Tibet _Abecause of pollutionBdue to the development of industryCbecause theyre being killed for furDfor lack of food答案：C3Why did elephants use to be an endangered species in Zimbabwe?ATourists hunted too many elephants.BFarmers hunted them without mercy.CThe government encourage

23、d farmers to hunt them.DElephants were killed by the government.答案：B4Farmers used to hunt and kill elephants because they _Adidnt want to make more moneyBwanted to protect their cropsCwanted to get their fur and meatDthought they were dangerous to them答案：B5What does “No rainforest，no animal，no drugs

24、.”mean?AThere are no drugs in the rainforest.BThere will be no rainforest，no animals，no drugs in the future.CAnimals in the rainforest dont need drugs.DThe rainforest，animals，drugs are closely related to each other.答案：D.領(lǐng)會句子所用的句型并譯成漢語1This is what wildlife protection is all about._答案：這正是野生動物保護(hù)的意義所在。

25、2Were being killed for the wool beneath our stomachs._答案：為了我們肚皮下的毛，我們正在被屠殺。3. No rainforest, no animals，no drugs._答案：沒有雨林，就沒有動物，也就沒有藥物了。4After a while she saw some zebra with black and white lines going beneath their stomachs._答案：過了一會兒她看到了一些斑馬，它們身上有一直延伸到腹部的黑白相間的條紋。建議信本單元的寫作任務(wù)是建議信，它屬于應(yīng)用文。建議信的目的是向有關(guān)組織

26、或個人提出建議，所提建議旨在就某種事物或現(xiàn)象，提出一些改進(jìn)的措施，這種建議帶有勸說性。建議信現(xiàn)在多數(shù)都寫成電子郵件的格式，它一般有稱呼、正文、結(jié)尾和署名四個部分。一、基本框架1開頭提出寫建議信的緣由。2主體寫出建議的具體內(nèi)容，并指出你所提建議可能會帶來的好處。3結(jié)尾提出希望自己的建議被采納的想法。二、注意事項(xiàng) 1注意人稱和時態(tài)的合理使用。2注意語言要委婉、中肯，建議要合理，表達(dá)要清楚。3注意寫作要點(diǎn)不能遺漏，表達(dá)方式要多樣，行文須連貫，過渡要自然。三、典型句式1反映現(xiàn)象的常用開頭句式：Im writing to tell you that.Recently we have made a sur

27、vey that.Many people are worried about.2提出措施的常用句式：We intend to.to help/save/protect.We are ready to call on people to.We feel like doing.to teach the illegal hunters a lesson.Wed rather not.but do.3征求對方支持的常用表達(dá)：We need your support to make more and more people.Would you please help us to.by.?Well app

28、reciate it if you can.In order to.we need.I hope that I can get help from.眾所周知野生動植物的數(shù)目已經(jīng)減少，一些動物也已經(jīng)滅絕了。我們怎樣阻止瀕危的動物滅絕呢？請根據(jù)以下提綱寫一篇100詞左右的文章，呼吁人們行動起來。1我們應(yīng)該保護(hù)它們免遭捕殺。2應(yīng)該設(shè)立一些自然保護(hù)區(qū)和保護(hù)帶，目的是使動物能夠平靜地生活。3政府應(yīng)該制定更強(qiáng)有力的法律來保護(hù)動物。寫作提示本文為一篇提綱挈領(lǐng)式作文，這類題型的主要特點(diǎn)是：要點(diǎn)明確，范圍具體，貼近生活，易于動筆。此類試題中有較多的文字說明，實(shí)際上規(guī)定了考生表述的思路，對考生的寫作范圍做了較為明

29、確的限定，試題中規(guī)定的要點(diǎn)一個也不能回避?？忌炔荒茈S意發(fā)揮也不能逐條翻譯。寫作前應(yīng)注意：審題、圍繞主題提煉要點(diǎn)，做到要點(diǎn)全面；最好是分幾大層次，忌一攬子式的表達(dá)，缺乏層次與條理，忌“擠牙膏”式，想到哪兒寫到哪兒，想到什么就寫什么，缺乏全局觀念；根據(jù)不同的文體來確定寫作時采用的相應(yīng)格式；要弄清表達(dá)時具體需要用什么人稱。可能用到的表達(dá)方式：die out滅絕；pay/attract/draw ones attention to吸引某人的注意力；protect.from.保護(hù)以防；in peace和平地，平靜地；at the mercy of.任由擺布；it is certain that.是確定

30、的；come into being形成?！痉段狞c(diǎn)評】范文點(diǎn)評As we all know，the_number_of wild plants and animals has already decreased and some animals have died_outIt is high time to prevent endangered animals from extinction.First，its of great importance to regard animals as our friends，so we should not hunt.Secondly，some natu

31、ral reserves and zones should be set up.Only in this way will animals not be hurt more often.Last but not least, our government should make more powerful law to protect the animals.If everyone has the sense of protecting wildlife，it_is_certain_that an atmosphere of protecting wildlife will come into

32、 being.這篇文章要點(diǎn)齊全、結(jié)構(gòu)完整、層次分明、用詞準(zhǔn)確生動，是一篇難得的佳作。其中比較好的一些單詞、短語和句式有：the number of；decrease；die out；prevent.from.；“only狀語”引導(dǎo)倒裝句表示強(qiáng)調(diào)；it is certain that.假如你叫李華，請根據(jù)下表內(nèi)容給中國野生動物保護(hù)協(xié)會CWCA (China Wildlife Conservation Association)的會長寫一封建議信。問題1990年藏羚羊的數(shù)量大約有100萬只，現(xiàn)在只剩下不到10萬只，數(shù)量急劇減少原因?yàn)榱双@取藏羚羊的皮毛，非法捕殺藏羚羊的事件仍時有發(fā)生建議利用本協(xié)會的影

33、響力加大對保護(hù)藏羚羊的宣傳力度增加用于藏羚羊保護(hù)的資金建議協(xié)會派出一些志愿者來協(xié)助保護(hù)藏羚羊注意：1.詞數(shù)100左右；2不可遺漏要點(diǎn)，可適當(dāng)增加細(xì)節(jié)；3書寫要工整、干凈。參考詞匯：藏羚羊Tibetan antelope_答案：Dear President，Im writing to give some suggestions to further protect the Tibetan antelopes. As is often reported, too many Tibetan antelopes are being hunted and killed illegally for the

34、ir fur. By selling the fur, the illegal hunters can make great profits. As a result, the number of the Tibetan antelopes is decreasing rapidly from about 1，000，000 in 1990 to less than 100，000 at present. Immediate measures must be taken to solve the present situation. First, the importance of prote

35、cting the Tibetan antelopes should be advertised through your association. Second, would you provide more money for the preservation of the antelopes? Last but not least, I suggest that some volunteers be sent there to help protect them.These are my suggestions and I hope they could mean something f

36、or a better future of the Tibetan antelopes.Looking forward to your reply.Yours sincerely，Li HuaA級基礎(chǔ)過關(guān).語法填空在句中空白處填上適當(dāng)?shù)膬?nèi)容(1個單詞)或括號內(nèi)單詞的正確形式。1He felt nervous with the whole class _ (look) at him.2You must understand _ important it is for us to learn English well.3It is very important to keep children _

37、 (safety) when we are away on holiday.4The woman tried her best to protect the chimps in their _ (nature) habitat.5We take this chance to express our sincere _ (appreciate) of your help.6The little girl _ (bite) badly by mosquitoes last night.7After _ while，I began to get bored with my job.8The thie

38、ves dropped the things and ran away as _ (quick) as they could.9One of the _ (amaze) things about life，for me，is that we have a choice in everything we do.10The TV set _ (repair) by a friend of my fathers now.答案：1.looking2.how3.safe4.natural5.appreciation6.was bitten7.a8.quickly9.amazing10.is being

39、repaired.完成句子1The park was full of freshness and beauty of spring，_(陽光照耀，鳥兒歌唱)2_(在學(xué)年遠(yuǎn)未結(jié)束之前)，students begin their search for job during vacation.3Too much stress not only makes us lose our motivation to study_(而且毀了我們的健康)4Everyone wants to visit the place _(他曾工作過的)5If visitors to the place do _(像那對夫妻一

40、樣)，it will be polluted soon.6My uncle is _(如此和善以至于)all of us like him.答案：1.with the sun shining and birds singing2.Long before the end of the school year3.but also ruins our health4.where he once worked5.as the couple did6so kind thatB級能力提升.閱讀理解閱讀下面的短文，從每題所給的四個選項(xiàng)(A、B、C和D)中選出最佳選項(xiàng)。Can we give a hand t

41、o those endangered animals? Yes, we may only do a little bit, but together our small actions add up to a lot.1Protect wildlife habitatPerhaps the greatest threat that faces many species is the widespread destruction of habitat. Cutting down forests, farming, and development all result in loss of wil

42、dlife habitat. In areas where rare species live, habitat destruction can quickly force a species to extinction. By protecting habitat, entire communities of animals can be protected together naturally. Parks and reserves are now all too often the only habitats that are left untouched by habitat dest

43、ruction.2Reduce the threat of invasive (入侵的) speciesThe spread of nonnative species has greatly reduced native populations around the world. Invasive species compete with native species for resources (資源) and habitat. They can even prey_on native species directly, forcing native species towards exti

44、nction.3Place decals (貼花紙) on windowsIt is reported that as many as one million birds in the United States die each year because of collisions (碰撞) with windows. You can help reduce the number of collisions simply by placing decals on the windows in your home and office.4Slow down when drivingMany n

45、ative animals have to live in developed areas and this means they must move in humanliving areas. One of the biggest obstacles (障礙) to them is that created by roads. Roads divide habitat and present a constant risk to any animal attempting to cross from one side to the other. So when you drive out,

46、slow down and keep an eye out for wildlife.【語篇解讀】我們能為瀕危動物做點(diǎn)什么？本文給出了很好的建議，我們每個人都可以為此伸出援手，盡自己的微薄之力。1What would be the best title for this passage?AHow animals go to extinctionBThe importance of protecting wildlifeCWhat to do to help save wildlifeDHow to protect wildlife habitat解析：主旨大意題。本文主要列舉了人們怎樣伸出援手

47、去救助瀕危動物，故C項(xiàng)最能概括文章的大意，為最佳標(biāo)題。答案：C2People are advised to put decals on windows to_Adecorate the houses and beautify the environmentBprotect the windows from birds hittingCattract more birds to make homes nearbyDavoid birds hitting the windows by mistake解析：細(xì)節(jié)理解題。根據(jù)第三種措施的描述可知，在窗戶上貼花紙是為了避免飛鳥因誤撞而喪命，故選D。答案：

48、D3The underlined phrase “prey on” in the passage means_.Adrive awayBlive withCkill for food Dfight with解析：詞義猜測題。根據(jù)上文的意思：入侵物種與當(dāng)?shù)氐奈锓N爭奪資源和棲息地。再結(jié)合該句的意思“它們甚至直接prey on當(dāng)?shù)氐奈锓N，這樣迫使當(dāng)?shù)氐奈锓N滅絕”可推知，該短語的意思為“獵食，捕食”，故選C。答案：C4We can learn from the passage that_Athe habitats of many species have been destroyedBabout on

49、e million birds are attacked by invasive species each yearCperhaps the biggest threat to many species is that they are easily bumped by carsDinvasive species only compete for food with native species解析：細(xì)節(jié)理解題。大概有一百萬只鳥是死于誤撞窗戶，而不是外來物種的襲擊，故B項(xiàng)錯誤；很多物種的最大威脅是棲息地被破壞；故C項(xiàng)不對；入侵物種和本地物種競爭的不僅僅是食物，還有棲息地和資源，故D項(xiàng)錯誤，A項(xiàng)

50、指出許多物種的棲息地被破壞了，符合文章大意。故選A。答案：A.七選五根據(jù)短文內(nèi)容，從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。選項(xiàng)中有兩項(xiàng)為多余選項(xiàng)。_1_Home can be a great place for children to study.Its important to provide a workspace of their own where they can read books or just write a letter to their friends.Location(位置)2_Kitchens and dining rooms are not so well su

51、ited for regular study，since books and pens get in the way of the daytoday use of those areas.Set up a place where a child can settle in and leave papers and pens at hand without having to clear everything away each night.For a child that likes being alone，set aside a corner of his bedroom，but keep it separate from things like games，music and other hobbies not related to studying.Keeping things in orderParents should encourage the