英语听力教程第二版第三册答案listen this way3 张民伦.docx

1、英语听力教程第二版第三册答案listen this way3 张民伦英语听力教程第二版第三册答案listen this way3 张民伦版UNIT 1Part I Getting readyA.B. Keys: 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 pe

2、ople-?more firewood-?fewer treesb. More 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 t

3、o grow food to support themselves or to 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 becoming

4、extinct 6: climate change for the whole worldPart 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 implie

5、s that some national governments just consider 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 u

6、p of the world 2: Effects of global 3: reduced 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 complete meal

7、 Donts 7: iron everything 8: the iron up 9: the 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, 197

8、5, prohibits, 8000, controls, 30000 3: United 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:

9、1: They work to conserve natural areas that contain 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 all

10、owed to live freelyPart II Christmas bird countsA. 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

11、interested or concerned 6: scheduled 7: 10 people 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: Th

12、ere are educational benefits of keeping marine 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 an

13、imals in the wild how they operate, breed, what 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

14、one-half million 2: 20 times 3: 100 4: 40000 5: 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 3Unit 3 El Nino? La Nina?Part ID. warmer/ green house effect / sea levels/ climate zonesAs 1998 ends and people look for

15、ward to the last year of the century, the World Almanac spoke with experts about what comes 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

16、another new article on the 1999 World Almanac. The greenhouse 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 ce

17、ntury, and possible tremendous consequences of the global 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

18、equator / Typhoon:/ Hurricane: Eastern PacificMajor ocean 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 equat

19、or in the Indian Ocean. In the western Pacific Ocean or 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

20、than usual/ drier D. the decline of winds II. 1. droughtsB. 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 Am

21、erican fishing industry/ to become depletive/ the strength 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 t

22、he cold/ TV screen Gains and losses: Romance/ the sky/ efficiency/ 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 r

23、equest. 3. By using the 19th century telescope, you have a feeling 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. A. OutlineI. A. 1951 B. headquarters C. sat

24、ellites, radar, solar radiation system, airplanes, shipsII. B. collecting 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

25、 office has written weather observations made by early American diplomat Benjamin Franklin and by the third President of the U.S.3. You can get the information by computer, microfilm and telephone4. American cities. Another publication has monthly reports from 1500 observation stations around the wo

26、rld. The center had more than 900,000 requests from government officials, business owners, Unt 4Unit 4 Reports on Disasters & AccidentsPart I. 1. firebomb/ shopping/ several / 2. 1,000 tornadoes3. car ferry/ taken over/ Green Action Front4. South Korea/ 270/ thousands5. robbed/ 5/ lunchtime/ 10,0006

27、. hurricane/ 100/ twenty/ 1007. Hijacked/ TuesdayPart II. Hurricanes & tornadoesA. 1. a storm 2. about 2000 3. the winds were up to 75 miles an hour 4. the Indian army 5. destroyed/ links / collapsed 6. more than 40 people 7. over 100,000 peopleLarge numbers of villages have been completely cut off.

28、 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 to 75 miles an hour struck Indias southeast coast, flattening homes, destroying crops and cutting transport links. Eyewitnesses

29、 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 people are thought to have died when a ferry sank. But most of the deaths have been due to flooding, houses collapsing or elec

30、trocutions. 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 minister said it resembled a burial ground. Hes appealed to the federal government to treat the incident as a national calamity.

31、 David Willis. B. 1. The worst of the heavy rains and thunderstorms appears to be over2. in parts of Europe3. During the past week4. Affected5. At least five6. because emergency warnings were issued before. C. 1. c 2 b 3. d 4. bNine hours Greenwich Mean Time. The news read by Wendy Gordon. The worst

32、 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, 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 tomorr