体验大学英语第三册第1课教案讲解.docx

1、体验大学英语第三册第1课教案讲解教 案Experiencing English大学体验英语综合教程第三版第三册大学外语教学部 课程名称College English III授课对象2013级本科各专业授课内容Unit 1 Caring for Our Earth课堂类型讲授教学目的Learn the new words and phrases; Help students master the main idea of the passage; Solve the problems of some difficult words and expressions.教学重点 Mastery and

2、 understanding of some difficult words and expressions.教学方法Student-oriented communicative teaching; Free discussion and interaction.教学过程1. Warm-up activities 2. Understanding the text (Ask the students some questions related to the text.)3. Detailed studies of the text 4. Grammar and exercises 5. Wr

3、iting skills introduction 辅助手段Multimedia software 作业 1. How to deal with college life.2.Translation and after-class reading. 课外阅读书目1. 华盛顿欧文短篇作品选2. Twilight Stephenie Meyer教学内容Passage A Frog StoryI.Warm-up activities1. What is the message that the tree frog tries to send us?We must take the responsib

4、ility for the planet to stay livable before it is too late.2. What has happened to frogs?The frog was endangered by the worsening environment.3.How are we and frogs related?Man and animals are related as we live in the same environment.II. Understanding the text1. Analyze the structure of the passag

5、e.2. Introduce the main idea of the Passage A. Explain and illustrate the cultural background and language points in the text. 3. Guide students to the correct use of the words, expressions in the text by doing the related exercises. III. Detailed studies of the text1. audio adj. related to recordin

6、g and broadcasting sound Examples With such an audio card in your computer, you can produce your own music. Audio signals will be given when traffic light changes. 2. atop prep. on top of something Examples Under the newspaper, atop a sheet of paper, lay an envelope. There is a seagull atop the mast

7、. 3. vice versa used when the opposite of a situation that has been just described is also true Examples He doesnt trust her, and vice versa. Teachers qualified to teach in England are not accepted in Scotland and vice versa. 4. hum v. to make a low, continuous sound Examples The birds sang, and the

8、 bees hummed. Within half an hour of his arrival, the equipment started humming again. 5. overtake v. to come upon unexpectedly; take by surprise Examples Something like panic overtook me in a flood. The people all over the world were overtaken by the 9-11 attack in New York. 6. urge n. a strong wis

9、h or need Examples The people with a powerful urge to compete and succeed are more likely to have heart attacks. When I was young, I often felt an urge for chocolate. 7. tone n. the quality of a sound, especially the sound of a musical instrument or someones voice Examples It wasnt so much what she

10、said that annoyed me it was her tone. He told the story to his parents in pleasant tones. 8. weird adj. unusual and different from anything you have seen or heard before Examples Mikes got a really weird sense of humor. Drugs can make one do all kinds of weird things. 9. communicate v. to exchange i

11、nformation or conversation with other people Examples They communicate in sign language with ease. Its cheap and efficient to use e-mail to communicate with your friends wherever they may be. 10. at this/that rate if things continue to happen in the same way as now Examples At this rate, we shall so

12、on be bankrupt. At this rate, well never be home by midnight. 11. survive v. to continue to exist in spite of many difficulties and dangers Examples When the market economy is introduced, many factories will have difficulties to survive. The chance of surviving an air crash always is slim if not nil

13、. 12. focus v. to pay special attention to a particular person or thing instead of others Examples I cannot focus my attention on my study with such a noise. The TV program focuses on the cause why people take drugs. 13. subtle adj. not easy to notice or understand unless you pay careful attention E

14、xamples The two pictures are similar, but there are subtle differences between them. The slow and subtle changes are taking place in all living things. 14. indicator n. sth. that can be regarded as a sign which shows you in what way a situation is changingExamples All the indicators show that there

15、will be a rise in the stock market before long. The number of wells is a fair indicator of the demand for water. 15. species n. a group of animals or plants which are all similar and can breed together to produce young animals or plants of the same kind as them Examples Panda has been declared an en

16、dangered species. Some people believe that the Internet is the greatest tool our species has invented. 16. sensitivity n. the quality of being easily influenced, changed or damaged, esp. by a physical activity or effect Examples Sex education at school is cautiously pushed because of the cultural se

17、nsitivity. The sensitivity of the information allowed only two people to know it. 17. sober adj. serious and thoughtful; not affected by drug or alcoholic liquors Examples Halloween is never a day to be sober. The party was in a sober mood, people just standing there chatting politely. 18. boundary

18、n. the official line that marks the edge of town, country, etc. Examples Terrorists operate across national boundaries. Conquering any difficulty always gives one a secret joy, for it means pushing back a boundary-line and adding to ones liberty. 19. for the sake of because of, or for the purpose of

19、 Examples Lets not disagree for the sake of some small details. For the sake of historical accuracy, please permit me to state the true facts. Passage B Mission ZeroI.Warm-up activities1. What is Mission Zero?It is a goal set by Interface that the company will eliminate any negative impact Interface

20、 has on the environment by the year 2020.2. What can we do to achieve sustainability?We can start doing something first, then do something else. Only when everyone in our society is involved can we expect to transform our entire system into a sustainable one.II. Understanding the text1. Analyze the

21、structure of the passage.2. Introduce the main idea of the Passage B. Explain and illustrate the cultural background and language points in the text. 3. Guide students to the correct use of the words, expressions in the text through doing the related exercises. III. Detailed studies of the text1. mo

22、dular adj. designed and made with standardized units that can be joined together Examples The copy machine is modular in design, making it easy to change a part when needed. The students are required to complete at least two-thirds of the modular programs and pass the examinations of the selected co

23、urses before they are granted the National Certificate. 2. residential adj. of a place or a house where people live Examples The construction of new residential buildings this year has come down by 15% due to the tight control of bank loans. The traffic is not so bad through residential areas even d

24、uring rush hours. 3. ecology n. balance of relationships between plants, animals, people, and the environment Examples The dam to be built may meet the rising demand for electricity, but would threaten the local ecology. The government has come to recognize that stricter rules need to be set to prot

25、ect the ecology. 4. sustainability n. being able to continue without causing damage to the environment Examples Nothing is more important to raise the awareness of environmental sustainability, or it would be too late. We are faced with a difficult choice, because economic growth seeks to increase w

26、ealth, and sustainability seeks only to preserve it. 5. intensive adj. -intensive: used with a noun in front a lot of sth is needed Examples While agriculture is labor-intensive in many countries, it is capital-intensive in the United States. Turning raw materials into usable products is an energy-i

27、ntensive manufacturing process. 6. emission n. the release of sth such as gas or radiation into the atmosphere Examples Even the richest nations claimed that the costs of cutting emissions would be economically impossible for them. Much of the effort to reduce automobile emissions in major cities of

28、 China has centered on developing fully electric public vehicles. 7. half way in the middle of a period of time or of an event Examples The EU is more than half way toward cutting emissions by 20% from 1990 levels by 2020, a report shows. The sun is about 4.57 billion years old, about half way throu

29、gh its life. 8. eliminate v. to remove the unwanted or unnecessary Examples We build more roadways to eliminate traffic jams, but the more roadways are built, the more traffic jams occur. Drug abuse is far from being eliminated in spite of all the efforts made. 9. offset n. n. sth that compensates f

30、or sth else v. to compensate for; to remove or reduce the negative effectsExamples A taxpayer can use tax offsets to reduce the amount of tax if he has a parent or a child to support. Farmers loss in the floods earlier this year is partially offset by the rising price of crops. 10. take apart to sep

31、arate (sth) into component parts Examples The children in the kindergarten are encouraged to take the toys apart and then put them together. You have to take the bed apart to move it out of the room. 11. at the height at the point when sth or sb is at its or his / her best or strongest Examples He was at the height of his career when he was caught by cancer. Even at the height of its development,