大学英语全新版第一册电子教案Word文件下载.docx

1、 it is not out of the way. It is in the way.”III. Cultural Notes:1. Amazon （river）: river in northern South America, largely in Brazil, ranked as the largest in the world in terms of watershed area, number of tributaries, and volume of water discharged. Measuring 6,400 km （4,000 mi） from source to m

2、outh, it is second in length only to the Nile among the rivers of the world. With its hundreds of tributaries, the Amazon drains a territory of more than 6 million sq km （2.3 million sq mi）, roughly half of which is in Brazil; the rest is in Peru, Ecuador, Bolivia, and Venezuela. It is estimated tha

3、t the Amazon discharges between 34 million and 121 million liters （9 million and 32 million galleons） of water per second and deposits a daily average of 3 million tons of sediment near its mouth. The annual outflow from the river accounts for one-fifth of all the fresh water that drains into the oc

4、eans of the world. The outpouring of water and sediment is so vast that the salt content and color of the Atlantic Ocean are altered for a distance of about 320 km （about 200 mi） from the mouth of the river.2. Ecuador: republic in northwestern South America, bounded by Colombia on the north, by Peru

5、 on the east and south, and by the Pacific Ocean on the west. The country also includes the Galapagos Islands in the Pacific, about 965 km （about 600 mi） west of the mainland. Ecuador straddles the equator and has an area of 272,045 sq km （105,037 sq mi）. Quito is the countrys capital.Ecuador has a

6、diverse population composed of people of European, Native American, and African descent. The majority are Mestizos, individuals of mixed European and Native American ancestry. Most of the Native Americans live in poverty in the highlands region, where a small elite of European descent controls most

7、of the land and wealth. Ecuador was a Spanish colony until 1822, when independence forces won a decisive victory over Spain. Ecuador has had a democratically elected government since 1979, but historically the government has alternated between civilian rule and military dictatorship. Most political

8、conflicts involved squabbles among groups within the upper classes who controlled the nations wealth.3. Andes: the principal mountains of South America and one of the greatest mountain systems of the world. The Andes include some of the worlds highest peaks. More than 50 of them soar higher than 6,1

9、00 m above sea level. Only the Himalayas of south central Asia are higher. The lofty plateaus and high mountain valleys of the Andes contain some of the highest permanent human settlements in the world. The Andes are the longest system of high mountain ranges on earth. They extend for more than 8000

10、 km in a narrow belt along the western edge of the South American continent, from the coast of the Caribbean Sea in the north to the island of Tierra del Fuego in the extreme south. Along almost its entire length, the Andes rise abruptly from the Pacific coast. The mountains reach into seven countri

11、es. Venezuela, Colombia, Ecuador, Peru, Bolivia, Chile and Argentina.IV. Language Study:1. in the heart of in the center of 在中心e.g. Apartments in the heart of the city are too expensive. The metropolitan museum is located in the heart of the city.2. hush vi. be or become silent 安静下来，变得安静 e.g. Having

12、 cried for half an hour, the little boy hushed. Hush, youll wake up the baby.3. illuminevt. shine light on 照亮，照明 e.g. The sky was illumined by flashes from the volcano. My balloon was illumined by the sun that was just rising.4. now.now. at one time.at another time. 忽而忽而 e.g. The junior officer who

13、came into the room looked nervous; his eyes swiveled quickly, now this way, now that, as if he were scanning the room for danger. Now soft, now loud, now cheerful, now sorrowful, the voice of Uncle Tom told as much of the tale as his words did.5.in （all）silence with （complete） absence of sound or no

14、ise （完全）不出声地 e.g. The kids were listening to the music in the classroom, in complete silence.The soldiers stood in the glaring sin as the minutes ticked away, in all silence.6.tangle vt. catch in or as in a net, trap; mix together or intertwine in a confused mass 使卷入，使陷入； e.g. I have the sort of hai

15、r that tangles easily. The bushes were tangles with vines.7. trail vi. extend over a surface 蔓延，伸展 e.g. Roses trailing over the walls made her garden so beautiful. The strawberry is a trailing plant belonging to the rose family.8. loop vt. form or bend into a loop 使成环状 e.g. She looped the scarf roun

16、d her neck and went out into the cold night air.The man looped the rope over the wooden pole.9.mute vt. reduce or stop the sound of 减弱（或停止）的声音 e.g. At the sight of their teacher walking into the classroom, they muted their voices. The strings are muted throughout the closing bars of the symphony.10.

17、 dissolve v. fade away, disappear 消散，消失 e.g. The characteristics of gases vary widely. Some gases are transparent, some dissolve in water, and some have a strong smell. The panda ate the bamboo rapidly and then dissolved into the shadows.11. loosevt. untie, release 解开，放开 e.g. The hunter loosed the a

18、rrow without warning.Its not a healthy habit to loose your belt when you are full.12. slump vi. sit or fall down heavily 重重地坐下（或倒下） e.g. Kennedy had been hit and slumped to the floor of the automobile.He slumped into a chair, completely exhausted.13.be dying to do sth. /for sth. desire （to do） sth.

19、eagerly 非常想做某事（或得到某物） e.g. She was dying to tell them the good news that she had won first prize in the speech contest. Having worked in the sun for four hours, I was dying for a cup of tea.14. get ones hands on catch hold of, find or get （sth.） 抓到，得到 e.g. I wish I could get my hands on a copy of Ha

20、rry Potter.The books here somewhere, but I dont seem to be able to get my hands on it just now.15. take apart separate into its different parts 拆开，分开 e.g. When I was young, my parents never blamed me for taking my toys apart. When my computer broke down, I took it apart, found what was wrong, and pu

21、t the whole thing together again.16. spectacular a. extraordinary; very attractive or impressive 与众不同的；引人入胜的，壮观的 e.g. The British Museum, one of the most spectacular museums in the world, is renowned for its extensive and diverse collection. The Suns movement can produce spectacular sunrises and sun

22、sets under the right atmospheric conditions.17. fringe n. the outer edge or limit of sth. 边缘，边界 e.g. Near the outer fringes of the solar system lies dark blue Neptune, a gas giant that probably has no true surface.With the new suburbs springing up on the fringes of the city, the urban life has chang

23、ed completely.18.in detail with specifics 详细地 e.g. The police asked the victim of the robbery to describe what happened to him in detail.To maintain their place in the media world, newspapers try hard to cover news events in greater detail than television and radio do.19. opaque n. not clear enough

24、to allow light through 不透光的，不透明的 e.g. Milk is often stored in opaque containers to prevent vitamins from being destroyed by light. Usually transparent, glass can nonetheless also be opaque.20. smear vt. make （sth.） dirty；spread （a thick liquid, etc.） over a surface 弄脏；涂抹e.g. Dont smear the glasses;

25、Ive just polished them. My sister smeared herself with suntan oil as she sat by the swimming pool.21. flock n. a group of certain animals （动物）群 in flocks a. in groups 成群地e.g. Penguins are gregarious birds and are found in flocks even at sea.Many small birds feed in flocks.22. dart vi. move suddenly

26、and rapidly 迅疾地飞（奔） e.g. The boy darted behind the sofa as his father stormed into the living room. The lizard darted out its tongue at a fly.23. repute vt. believe, consider 认为，称为 e.g. She is widely reputed to be 25 years younger than her husband. Maradona is reputed to earn over two million pounds a year.24.strip n. a long narrow region of land or body of water; a long narrow piece 狭长的地域（或水域）；条，带 e.g. About 30 million people live along the Californian coastal strip. Our pay slips used to be printed on long strips of paper.25. pa