大学英语听力教程第三册问题详解主编张民伦

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1、word英语听力教程3答案与听力材料 呵呵.考试一路顺风.UNIT 1A.B. Keys:Part I Getting ready 1: burning of the forests/tree removal (deforestation)/reduction of the worlds rain forests 2: global warming/greenhouse effect/emissions of CO2Part II The Earth at risk (I)A. Keys:1. a. More people-?more firewood-?fewer treesb. More

2、domestic animals-?more plants-?fewer available plants a, b-? More desert-?move south-?desrtt expanding south-?no grass2. Growing crops stabilize soil, without them the top soil just blows away. But if there isnt enough rain the crops dont grow. 3. People try to grow food to support themselves or to

3、create ranches where cattle can be raised, or to get hardwood for export, or to make way for an iron ore mine B. Keys: 1: Sahara Desert 2: North America & most of Europe 3: top soil blowing away 4: tropical forests destruction 5: animal/plant species being extinct 6: climate change for the whole wor

4、ldPart III The Earth at risk (II)A. Keys: 1: Trees would hold rainfall in their roots. When forests in the higher up-river have been destroyed, all the rain that falls in the monsoon season flows straight into the river and starts the flooding. 2: He implies that some national governments just consi

5、der the results of their policies in the near future, or just think as far ahead as the next election.B. Keys: 1: flooding in Bangladesh 2: Action to be taken 3: population controlPart IV More about the topic: The Effects of Global WarmingKeys: 1: Warming up of the world 2: Effects of global 3: redu

6、ced potential for food production 4: change of patterns of hear-related food poisoning, etc.Part V Do you know?A. Keys: 1: F 2: F 3: F 4: F 5: TB. Keys:Dos 1: your towels 2: Cut out 3: a wall-fire 4: fridge 5: wait until youve a full load 6: a plete meal Donts 7: iron everything 8: the iron up 9: th

7、e kettle 10: to the brim 11: hot foodUnit 2Part I Getting readyA.B. Keys: 1: International Union for the Conservation of Nature, United Nations, wildlife, policies 2: Convention on International Trade in Endangered Species, trade, animals and plants, 1975, prohibits, 8000, controls, 30000 3: United

8、Nations Environmental Program, leadership, environment, quality of life 4: World Wide Fund for Nature(formerly World Wildlife Fund) , 1961, Sahara Desert, North America & most of Europe, top soil blowing awayC. Keys: 1: 2 2: 4 3: 5 4: 1,6 5: 3Questions: 1: They work to conserve natural areas that co

9、ntain endangered wildlife 2: They are campaigning to provide sea sanctuaries for some of these endangered species.Protected-nesting sites for turtles have been set up 3: It refers to the places of safety in the sea where sea animals are protected and allowed to live freelyPart II Christmas bird coun

10、tsA. Keys: 1: Jan. 3rd 2: more than 40 000 volunteers 3: 1 600 4: a 15 mile diameter 5: an American artist 6: their natural habitats 7: the late 1800sB. Keys: 1: start 2: sponsored 3: outside counting birds 4: experienced bird watchers 5: anyone that is interested or concerned 6: scheduled 7: 10 peo

11、ple taking part 8: 15 mile diameter circle 9: the total bird populations 10: the number of birds 11: the longest-running bird census 12: undefinedPart III Dolphin captivityA.B. Keys: 1: 1 2: 3 3: 4 4: 5 5: 2 6: Dolphins should be kept in captivity. 7: There are educational benefits of keeping marine

12、 mammals in captivity.C. Keys: 1: stress (family-oriented) 2: sonar bouncing off 3: average age of death; life getting better for captive dolphins 4: natural behabior patterns-altered 5: suffering from fractured skulls, ribs or jaws 6: cant learn from animals in the wild how they operate, breed, wha

13、t they need, etc.Part IV More about the topic: Birds-A Source of WealthKeys: 1： 9300 2： Habitat 3： warmer climates 4： 300 different species 5： colder climates 6： habitat alteration 7： esthetic value 8： Birds populationPart V Do you know?Keys: 1: one and one-half million 2: 20 times 3: 100 4: 40000 5

14、: 65 million 6: 3500 7: 2 million square miles 8: 3% 9: 200 animal species 10: 1000 11: a third 12: two-thirds 13: three-quartersUnit 3 El Nino? La Nina?Part ID. warmer/ green house effect / sea levels/ climate zonesAs 1998 ends and people look forward to the last year of the century, the World Alma

15、nac spoke with experts about what es next. Almanac editorial director says the experts believe the next century will bring lots of changes. Warm, of course, that our climate is going to continue getting warmer. Thats the subject, by the way, of another new article on the 1999 World Almanac. The gree

16、nhouse effect, exactly what causes it, and what steps to be taken to, perhaps to alleviate global warmings. Ive seen recently that 1998 is going to go down as the warmest year ever on record. And so thats going to be a major issue of the next century, and possible tremendous consequences of the glob

17、al warmings, whether it is rising sea levels affecting the coastal areas; changes in climate zones affecting what crops can be grown, and in what regions. This is potentially a very significant trend to be watched. E. Cyclone: North or south of equator / Typhoon:/ Hurricane: Eastern PacificMajor oce

18、an storms in the northern part of the world usually develop in late summer or autumn over waters near the equator. They are known by several different names. Scientists call these storms cyclones when they happen just north or south of the equator in the Indian Ocean. In the western Pacific Ocean or

19、 the China Sea, these storms are called typhoons. In the eastern Pacific and Atlantic Ocean, they are called hurricanes. Part IIA. Outline 1. A. weather pattern/ global climateB. 1. twice a decade 2. 12-18 months C. 1. warmer weather/ 2. wetter than usual/ drier D. the decline of winds II. 1. drough

20、tsB. a cyclic weather pattern/ about twice a decade/ wetter/ drier/ cold water away from South Americas west/ to expand eastward toward the Americas / move eastward too/ the weather around the world/ droughts/ rains and flooding/ on the South American fishing industry/ to bee depletive/ the strength

21、 of it/ Part III Lick ObservatoryB. location: an hours drive/ summit/ Origin of the name: a wealthy businessman Size: one meter diameter/ second Time: 1888 Present function: research/ an educational toolC. way of observation: human eyes; in the cold/ TV screen Gains and losses: Romance/ the sky/ eff

22、iciency/ reality/ universeQuestions: 1.Because lick Observatory is near “Silicon Valley, a region of the states high-technology.2.Because Lick Observatory was built on his estate and he was buried at the base of the telescope at this won request. 3.By using the 19th century telescope, you have a fee

23、ling of romance with direct viewing with the human eyes. By sing the modern devices, you lose that romance but gain the efficiency. Thats an exchange. Part IV. The national climatic Data Center. I. A. 1951 B. headquarters C. satellites, radar, solar radiation system, airplanes, shipsII. B. collectin

24、g weather records from around the world D. publications about earth environment. E. requests fro information from all over the world. B.questions. 1.The Department of Defense, the National Weather Service, the coastguard2.The office has written weather observations made by early American diplomat Be

25、njamin Franklin and by the third President of the U.S.3.You can get the information by puter, microfilm and telephone4.American cities. Another publication has monthly reports from 1500 observation stations around the world. 5.The center had more than 900,000 requests from government officials, busi

26、ness owners, Unit 4 Reports on Disasters & AccidentsPart I. 2.1,000 tornadoes3.car ferry/ taken over/ Green Action Front4.South Korea/ 270/ thousands5.robbed/ 5/ lunchtime/ 10,000Part II. Hurricanes & tornadoesA. 1. a storm 2. about 2000 3. the winds were up to 75 miles an hour 4. the Indian army 5.

27、 destroyed/ links / collapsed 6. more than 40 people 7. over 100,000 peopleLarge numbers of villages have been pletely cut off. The official said the death toll could reach 2000. the Indian army has been called into help the relief effort. From Deli. Here is David Willis. The storm with winds of up

28、to 75 miles an hour struck Indias southeast coast, flattening homes, destroying crops and cutting transport links. Eyewitnesses reported tidal waves more than 12 feet high. The storm was followed by torrential rains, which swept away roads and railway lines, and flooded low lying areas. More than 40

29、 people are thought to have died when a ferry sank. But most of the deaths have been due to flooding, houses collapsing or electrocutions. More than 100,000 people have been evacuated from their homes and are taking shelter in relief camps. After surveying the flooded area by helicopter, the chief m

30、inister said it resembled a burial ground. Hes appealed to the federal government to treat the incident as a national calamity. David Willis. B.1. The worst of the heavy rains and thunderstorms appears to be over2.in parts of Europe3.During the past week5.At least five6.because emergency warnings we

31、re issued before. C.1. c 2 b 3. d 4. bNine hours Greenwich Mean Time. The news read by Wendy Gordon. The worst of the heavy rains and thunderstorms that have been sweeping parts of Europe during the past week appears to be over. Exceptionally heavy rainfall brought flooding to many parts of Germany,

32、 Switzerland, Northern Italy and France and chaos to rail and road transport. Although most flights are expected to be back to normal by this time tomorrow, there are expected to be serious delays on the German and Italian motorways over the forthing holiday weekend and train services are unlikely t

33、o be normalized for several days. A government spokeswoman in France announced that the damage to homes and property is expected to be at least four thousand million francs. It is reported that at least five people have lost their lives. Experts agree that casualty figures are low because emergency

34、warnings were issued on the day before the storms began. The federal government in Switzerland has urged motorists and rail travelers not to travel during the next few days and no international traffic will be allowed on the main north-south motorway routes across the country until next Tuesday. Par

35、t III. EarthquakesA. Another earthquake, the fifth in three days, hit Japan last night. Hundreds of homes have now been destroyed or badly damaged, and thousands have been made homeless since the earthquakes started. Many of the homeless have begun to make themselves makeshift shelters from the rubb

36、le. Electricity, gas and water supplies have also been seriously disrupted. Experts believe that the country will be hit by more quakes during the next 48 hours. C. I. A. Sunday/ the 23rd B. in southern ItalyII. A. at least 400 B. many more than 400III. A. in small towns and villages outside Naples

37、1. hospital 2. church 3. private homes B. 1. eight or nine 2. in the streets or squares 3. countryside/ traffic jams 4. telephone lines/ 5. electricity and waterIV. A. 1. the fog 2. the cold weather B. roadrt. Part IV Earthquake Tips During an earthquakeA1.Main idea: to remember Tsunami victims2.Tim

38、e : midday/ 3 minutes of silence/ people stopped/ flags lowered to half staff. 3.Purpose: giving people a chance to remember all those who died. 4.1) Sweden/ 700+1200 Germany: +1000B1.large earthquake/ epicenter under water3.depending on distance/ near the earthquake/ immediately / hardest hit area/

39、 two hours away. 4.a. water/ seriously withdrawing or ing in for no apparent reasonb. feeling an earthquake / witnessing a landslide at the coastUnit 5 People & Places (I)Part I 1.Australia is the worlds largest island and its smallest continent. Its total area of 3,000,000 square miles is about the

40、 same as that of the continental United States (excluding Alaska)2.the area of Nepal is about 54,000 square miles. Within its borders are five of the worlds highest peaks. 3.Switzerland is a small, landlocked country, 15,944 square miles in area. Its bordered by France, Austria, and Italy. 4.more th

41、an 20,000,000 people live in Argentine. About 97 percent are of European stock. Most argentines live on the eastern plains. Fewer than 19% live in the dry western and northwestern provinces. 5.Austria is 32,376 square miles in area. This makes it twice the size of neighboring Switzerland. There are

42、about 7,150,000 people living in Austria. More than one third of the people live in or near Vienna, the capital city. 6.Colombia is the only country in South America with a coastline on the both sides of the continent. It is a big country with an area of 439,828 square miles and about 16,300,000pers

43、ons live in Colombia.7.Saudi Arabias area is estimated to be about 830,000 square miles. Almost all of Saudi Arabias 7,000,000 people are Arabs. Today Saudi Arabias vast oil resources are paying for the modernization of the country. Conditions there are changing more rapidly than they have for centu

44、ries. 8.Denmark proper has an area of only 16,575 square miles. It is the smallest of the Scandinavian countriesDenmark, Finland, Iceland, Norway and Sweden. But Denmarks population of over 4,600,000 is greater than that of Norway and more than half that of Sweden. Part II CanadaB. outlineI.A. secon

45、d only/ B. 26 million people C. 1 the Great Lakes 2 the Rocky Mountains 3 the Arctic islandsII.A. 1. 2. overcoat/ a fur hat III.A. 1. American Indians 2 Germans 3 Italians, / Inuit B. English and FrenchIV.A. seafood B. meat dishes D. the sweet course E. good beer but not good local wines. V.A. most

46、modern shopping centers B. 1 2. woolen 3. wood 4 leather 5 mapleVI.A. the Canadian dollar B. 10 am to 3pm Monday to Thursday, till later on Fridays. Part III Traveling around AustraliaA.Sydney: harbor: take a boat trip in an old sailing ship/ at a backpackers hotelThe Sydney Opera House: see concert

47、sThe great Barrier Reef: tropical fish/ glass bottom/ at a resort hotel or at a guesthouseAyers Rock in Ulura National park: go hiking/ see cave paintings/ colors /at sunrise and sunsetKakadu National Park: go hiking/ wildlife / waterfalls/ in one of the campsites.B.1. T 2 F 3 F 4. T 5 F 6. T 7. F S

48、tatements:1.When David was in Sydney, he didnt stay there for night. 2.The Great Barrier Reef is in South Queensland in Australia3.From what Nancy says, one can know that she is fond of swimming4.In Uluru national Park, Nancy can see the largest rock in the world. 5.If Nancy likes to walk around the

49、 base of the rock, she has to walk about five miles. 6.Nancy will bring her camera with her when she travels in Australia.7.There are no crocodiles in the tropical forest in Australia. Part IV. The Story of DenverOutlineI. A. 1l6 kilometers/ one mile above the sea level B. population: C. 1. 300 days

50、 of sunshine a year2. about 35 centimeters II. Business and Marketing centerA.more than 1500 manufacturing panies1.Main activity: food processing2.other factories making equipment for the defense, space, high technology and transportation industries. 3.gold productionB.the puter and munications indu

51、striesC.1. offering the third highest number/ 2. that do business in other countries III. A. History B. Natural History C. North America/ 90,000 E. city park system F. a business area filled with old buildings, gas lights and vehicles pulled by horsesPart V. Do you Know? ICELAND- in the Atlantic/ a

52、small population / an island countryBrazil- a newly-built capital / a pretty large country/ famous for its jungles/ a South American country New Zealand- hotter than Britain / a small population / a mountainous country/ a wet climate/ divided into two islands. Unit6 People and Places (II)Part I Part

53、 II New Zealanders OutlineI. A. an island country in the South Pacific Ocean B. 2,575,000II. A. free education for children from ages 3 to 19 B. for children between the ages of 7 and 15 C. The Government Correspondence School:III. A. one of the highest in the world B. mainly one-story wooden homes

54、C. meat and butterIV. Recreation B. musical / D. Concerts/ E operaV. A. camping/ fishing C. Rugby football D. soccer/ basketballB. 1. F 2. F 3. T 4. T 5. F 6 F Statements: 1.New Zealand is about 1,400 miles from Australia2.More people live on the larger South Island than the North Island in New Zeal

55、and3.Most New Zealanders are of British origin. 4.Children in New Zealand usually go to school at the age of 5. 5.Not many New Zealanders have their own cars. 6.New Zealanders are fond of drinking a lot of tea. Part III. What do you think of Britain? WeatherFoodpeople Way of lifePaulChangeable; depr

56、essing; The best word: bleakBoring/ flavor$ taste/ enjoy itSnobbish;/ alive/ on fireCindyCloudy/ sunshineDull, / sweetsDifficult/ reservedrelaxedUshaChangeable/ OKHealthy/ blandReserved/ friendlyFastSpiroDepressing / long; pleasantAll right/ limitedFriendly sincereAwful; / tiringB. 1. It must be tas

57、ty and full of flavor 2. Spring and autumn 3. Because the city life is fast 4. for seven years 5. there is a wider selection of dishes in Greek food. 6. Usha is very good at making friends. Part IV Native peoples of Alaska Outline1.A. 1 sea 2 fish 3 4 reindeerB 1 frame houses 2 hutsC 1 hunting 2. ca

58、rving II. A related/ different B. 1 the sea 2 fishing boats 3 working in III. Indians A. the interior 1. Canada 2 fishing, trapping B. near the sea 1. 2 means of livelihood: c. loggingPart V. Do you know? 1. T 2 T 3. F 4. F 5. F 6. T 7. F Statements: 1.The city of London is quite dirty. 2.the speed

59、of life in the countryside is relatively low. 3.panies remain in the city despite high rents and office costs. 4.the pany selling office equipment had no choice but to close down its London office. 5.shortly after the pany closed down its London office, it went bankrupt. 6.more and more fields in th

60、e countryside are being used for housing. 7.with less land to farm, people now get fewer farming products. Unit7Part I Getting readyA. B. Keys:1: delighted 2: care 3: afraid 4: shy 5: strangers 6: really 7: laugh at 8: seriously 9: sympathetic 10: lectures 11: experience 12: think 13: grammar 14: me

61、aning 15: time 16: work 17: problems 18: read19: improve 20: somethingPart II Are you a good language leaner?A. Keys:1: instrumental 2: examinations 3: integrative 4: immigration 5: marry 6: confident 7: a good ear 8: revision 9: monitor 10: organization 11: teacher 12: classroom 13: 24 hours 14: re

62、sponsibilityB. Keys: 1: eternal 2: solution 3: out-of-classroom 4: in-classroom 5: responsibility6: failed 7: blame 8: blamePart III Foreign accentsA. Keys: 1: judge 2: accents 3: snobbish 4: posh 5: foreign6: talk 7: expect 8: BBCB. Keys: 1: strong 2: struggle 3: broken 4: sort 5: tellPart IV More

63、about the topic: How to Enlarge your Vocabulary?Keys: (the red numbers after the statements mean that you should tick Women 1, 2 or 3 in the form)1. learn new words by reading, e.g. newspapers, magazines: 1、32. learn new words from TV, films, etc.: 23. look up new words in a dictionary: 1、24. ask a native speaker of English what