世紀(jì)大學(xué)英語基礎(chǔ)一冊UnitPPT課件

1、Part IListeningPart II ReadingPart III SpeakingPart IV Translation & WritingPart V Time to RelaxVideo Exercises for U5-Workbook 1第1頁/共317頁From studying this unit, students are expected toI. Objectives1. 2. 3. 4. realize the importance of being friendly to environment ;gain ease and familiarity w

2、ith the theme-related expressions and their functional structures;understand the main idea of Text A and Text B, as well as master the useful sentence structures and words and expressions found in the two texts follow-up exercises;memorize the useful sentences in the texts and be able to reproduce t

3、hem when needed;第2頁/共317頁5. be able to read notices and understand how to follow the instructions stated in them；6. be able to write thank-you notes;I. Objectives第3頁/共317頁II. Suggested Teaching Plan for Unit 5TimeContentsPlan1 periodTheme-related ListeningSection 1 & 2A. B. C. D. E. Ask students

4、 to guess what the topic is for today, based on the vocabulary box;Now play the short talk once, or twice if necessary, and ask the class to complete the three statements that follow, according to the directions given;Next, briefly discuss the three statements to explore the short talks main idea;Af

5、terwards, play the short talk again for details so that students can fill in the blanks in the text excerpt; Lastly, make a list of expressions useful for discussing environment protection. 第4頁/共317頁TimeContentsPlanSection 3, 4 & 5A. B. C. D.E. Transit meaningfully and smoothly from the short ta

6、lk into the two dialogues, keeping the theme in mind;Focus on the word LED while handling the vocabulary box;Now play the first dialogue once, or twice if necessary, and, as a way to explore its main idea, ask students to decide whether each of the three statements is true or false;Next, play the fi

7、rst dialogue again for details so as to activate a discussion based on the questions; Draw students attention to the useful expressions they have learned in the vocabulary box;第5頁/共317頁TimeContentsPlan1 periodTheme-related ListeningF. Then play the second dialogue once, or twice if necessary, and as

8、k students to do the listening comprehension exercises; Afterwards, check the answers in a meaningful way, i.e., not simply by calling out the correct choices but by offering relevant information. 3 periods A Brief Review of Theme-related ListeningReviewA. B. First, briefly review what students lear

9、ned in the first period;Next, raise various questions with the students to facilitate review and enhance communication.第6頁/共317頁TimeContentsPlanAfter finishing the listening tasks, the teacher turns to Text A of the unit. To begin, the teacherStarterA. B. asks the students to make a list of green en

10、ergy sources and describe the uses we make of each;gives the students 10 minutes to read Text A and then describe which method for warming or cooling our buildings in the different seasons the writer has talked about.第7頁/共317頁TimeContentsPlanThe teacherText AA.B. discusses the whole text with the st

11、udents;guides the students through the exercises, focusing on certain ones while leaving others as homework, depending on students levels.2 periodsThe teacherA. asks the students to go over the text and do the subsequent multiple choice questions;Text B, Text C & Text-related Exercises Text B第8頁

12、/共317頁TimeContentsPlanB.C.has the students do the vocabulary exercises either in class or after class. 1 period SpeakingThe teacherA. has the students relate the useful expressions to the theme of the text, asking them to make a list of their own and then speak out in class; while discussing the tex

13、t with the students, calls the students attention to the use of gerundial phrases;Text C This text should be read by the students themselves as their homework or as fast-reading in class.第9頁/共317頁TimeContentsPlanB.C.requests the students to read loud the dialogue before doing the role-play (independ

14、ent of the script);encourages students to use the language they have learned from the texts in the exercise of monologue.1 periodTranslation and Writing, Time to Relax & WorkbookThe teacherA.B.leaves the sentence translation exercise as the students homework;helps the students learn how to write

15、 thank-you notes in English by doing the first exercise in Practical Writing, and then requires them to do the next two exercises after class;第10頁/共317頁TimeContentsPlanC.D.plays the song “Solar Energy” in class and has the students fill in the blanks in the lyrics (this can be done as homework if th

16、ere isnt much time left in class);if possible, plays the Workbook video in class and has the students do the exercise based on the video.第11頁/共317頁Green building Green building is a structure designed and built in a way that limits its harm to the environment. Green building can also refer to the pr

17、inciples and guidelines builders and architects use in making such buildings. Green buildings typically use energy, land, and water more efficiently than do other buildings and produce less waste and pollution. Their builders often choose materials that are recycled, that are made using few toxic ch

18、emicals, or that can be obtained from nature sustainably that is, without causing lasting damage.The construction and operation of a building can harm the environment in many different ways. The makers of green buildings try to reduce a buildings impact in all possible ways. In terms of location, fo

19、r example, the construction of a第12頁/共317頁building can disturb or displace wildlife. The maker of a green building might take care to choose a building site with few wild inhabitants. In terms of energy, designers might lower carbon dioxide emissions by installing solar panels to generate energy, re

20、ducing the need for fossil fuels.The roots of the green building movement can be traced to the 1970s. During that time, political disagreements led to a temporary fuel shortage in the United States and Western Europe. The shortage caused many governments to adopt building codes that called for incre

21、ased energy efficiency. Starting in the 1990s, several organizations established green building guidelines to assist and encourage interested builders and architects. Government engineers in the United第13頁/共317頁Kingdom created the first guideline system, the Building Research Establishment Environme

22、ntal Assessment Method (BREEAM). In 1998, a non-profit organization called the U.S. Green Building Council created the Leadership in Energy and Environmental Design (LEED) Green Building Rating System. Buildings that meet LEED guidelines are given awards ranging from Certified, the lowest rating, to

23、 Silver, Gold, and Platinum, the highest rating. (from Worldbook 2010)第14頁/共317頁P(yáng)art IListening1. Listen to the upcoming short talk and then fill in the blanks in the sentences that follow with two or three words. First getting to know the useful language below might be helpful.Useful Languagecall f

24、or要求carbon footprint碳足跡（二氧化碳排放量）reduce /rIdjus/ vt. 減少urbanization /bnaIzeIn/ n.城市化turn a blind eye to 對熟視無睹1第15頁/共317頁Useful Language extreme weather極端天氣activity /ktIvtI/ n. 活動planet /plnIt/ n.星球up to在于, , 取決于go green要有環(huán)保意識，保護(hù)環(huán)境for the sake of為了breathe /bri:T/ vt.呼吸provide for 為提供第16頁/共317頁 Both th

25、e Beijing Olympics and the Shanghai Expo called for . The problem is that our cities are growing bigger and bigger, and thus . Nothing is than to save our planet.green life_Script:warmer and warmer_more important _第17頁/共317頁 Script:Hi, everybody, Both the Beijing Olympics and the Shanghai Expo calle

26、d for “green life.” How about your carbon footprint today? What have you done to reduce it? China is a big country with a large population. As in many other countries, urbanization is growing rapidly in China, which means more and more people are moving to the cities. As a result, the cities are get

27、ting bigger, and thus warmer. Today, nobody can turn a blind eye to such things as weather change, global warming, sea level rise, and extreme weathers. As you know, such things have much to do with our human activities. So we cant go on like this. Nothing can be more important than to save our plan

28、et. This is the only planet on which we live.第18頁/共317頁Script: What should we do then? This is a question to all of us. It is up to each and every one of us to “go green.” Lets live a low-carbon life, and reduce our carbon footprint for the sake of our planet and for ourselves. Nobody can give up br

29、eathing, drinking and eating. But well have nothing if our planet cannot provide for us.第19頁/共317頁Hi, everybody, Both the Beijing Olympics and the Shanghai Expo called for “green life.” How about your carbon footprint today? What have you done to 1) ? China is a big country with a large population.

30、As in many other countries, urbanization is 2) in China, which means more and more people are moving to 3) . As a result, the cities are getting bigger, and thus warmer. 2. Listen to the short talk again and fill in the blanks below with the missing words.reduce it_growing rapidly _the cities_2第20頁/

31、共317頁 Today, nobody can 4) to such things as weather change, 5) , sea level rise, and extreme weathers. As you know, such things have much to do with our human activities. So we cant go on like this. Nothing can be more important than to 6) . This is the only planet on which 7) . What should we do t

32、hen? This is a question to all of us. It is up to each and every one of us to 8) “ .” Lets live a low-carbon life, and reduce our carbon footprint 9) and for ourselves. Nobody can 10) breathing, drinking and eating. But well have nothing if our planet cannot provide for us.turn a blind eye _global w

33、arming_save our planet_we live_go green_for thesake of our planet _give up _第21頁/共317頁3. In the upcoming conversation, Christine and Charles are talking about a new light source. Listen to them and then decide whether the conversation-based statements below are true or false. First getting to know t

34、he following useful language might be helpful.LEDemit /ImIt/ vt.diode /daId/ n.semiconductor /semIkndkt/ n.increasingly /InkrisINlI/ ad.light source Useful Language= light-emitting diode 發(fā)光二極管散發(fā)二極管半導(dǎo)體越來越多地光源3第22頁/共317頁remind /rImaInd/ vt.unforgettable /nfgetbl/ a.Thats for sure.electricity /IlektrIs

35、tI/ n.switch /swIt/ n.I cant imagine. environment-friendly /InvaIrnmntfrendlI/ a.defnitely /defInItlI/ ad. Useful Language使想起難忘的那是毫無疑問的。電轉(zhuǎn)變很難想象。環(huán)保的明確地，一定第23頁/共317頁1) 2) 3)TF_Charles says that Expo 2010 Shanghai China is a good example of increasingly used LEDs, a new kind of lighting. Christine foun

36、d the LEDs at the Expo site wonderful.Both Charles and Christine are already living low-carbon lives with LEDs. T_Script:第24頁/共317頁Script:Did you say LED? What do you mean by that? Its the short form for light-emitting diode. I dont get it. Whats that? Well, a LED is a semiconductor light source. Ev

37、erywhere, LEDs are increasingly used for lighting. Expo 2010 Shanghai China is a good example. Oh, I see. You just reminded me of my trip to the Expo site. The lights were beautiful that evening. They were colorful and intensely bright. It was a really unforgettable trip. I bet it was. By the way, d

38、o you know how much electricity LEDs can save? Christine:Charles: Christine:Charles:Christine:Charles:第25頁/共317頁I cant imagine. But from what you said, I can tell the future of lights relies on LEDs.Yeah, the switch is already happening. In time, Im sure their use will be even wider. Youve got to be

39、 right. They are really environment-friendly. Thats so important!Yes, they are. We can definitely live a more low-carbon life with them.It sure is a good step in the right direction.Christine:Charles:Christine:Charles:Christine:第26頁/共317頁4. Listen to the conversation again and then answer the follow

40、ing questions.It is LED. _1) What is the short form for light-emitting diode? They are increasingly used for lighting. _2) What does Charles say about LEDs? Because the LED lights were beautiful, colorful and bright. _3) Why does Christine say that it was a really unforgettable trip to the Expo site

41、? 4第27頁/共317頁They can save much electricity. _4) What can LEDs save, according to Charles? They are environment-friendly._5) What is the most important thing about LEDs? 第28頁/共317頁5. In the upcoming conversation, Charles and Christine are talking about the London Case Pavilion. Listen to them, and t

42、hen answer the questions by choosing the best answer. First getting to know the following useful language might be helpful. 5Useful Languageenergy efficiency London Case Pavilion /pvIljn/zero-carbon /zIrkbn/ a.chopstick /tpstIk/ n.dish /dI/ n.pastry /peIstrI/ n.能效倫敦案例館碳零排放的筷子碟，盤糕點(diǎn)第29頁/共317頁You are t

43、elling me!no wonder message /mesId/ n.just about every You took the words right out of my mouth.難怪信息幾乎你以為我不知道！還要你告訴我！你把我要講的話先說出來了；千真萬確。Useful LanguageScript:第30頁/共317頁Script:Speaking of energy efficiency, what was your favorite Shanghai Expo pavilion? I would say the London Case Pavilion. Its a zero

44、-carbon pavilion. I totally agree! When I visited it, I had lunch in the zero-carbon restaurant.Did you? Yes, I did. You know, even the chopsticks and dishes could be eaten right along with the food, because they were made of chocolate and pastry.Youre telling me! No wonder its really zero-carbon!Ch

45、arles:Christine:Charles: Christine:Charles:Christine:第31頁/共317頁Just about every square inch at the Expo site sent the same message: live a low-carbon life in every possible way.Thats so true. To have a better city is to have a better life. You took the words right out of my mouth. We cannot talk abo

46、ut a city without talking about its way of life.I know what you mean. And leading a low-carbon life is key to bettering our city.Hey, look! So many lights are on, right over our heads in this classroom!Charles:Christine:Charles: Christine:Charles:第32頁/共317頁Lets kill them. The light from all these wi

47、ndows is plenty.You kill these. Ill take care of the rest. Ok. Christine:Charles:Christine:第33頁/共317頁1) Where are Christine and Charles talking? A) In a zero-carbon restaurant. B) In the London Case Pavilion. C) At the Shanghai Expo. 2) What is said about the London Case Pavilion? A) It is a zero-ca

48、rbon restaurant. B) It is in the city of London. C). It is the best eating place. D) In their classroom. D) It emits no carbon.第34頁/共317頁3) What did Charles see everywhere at the Expo site? A) An old way of life. B) Different cultures. C) Different shapes. 4) What can we do to better our city, accor

49、ding to Christine? A) Not use chopsticks and dishes. C) Eat in the restaurant. D) Not use lights. D) Green life.B) Live a low-carbon life. 第35頁/共317頁5) What are they going to do? A) Have lunch. C) Visit the Shanghai Expo. D) Move on to the next pavilion. B) Turn off the lights. 第36頁/共317頁Text AHow G

50、reen Is My CityPart II ReadingText BThe Energy RevolutionExercisesExercisesText CHow Can We Save Energy?第37頁/共317頁P(yáng)art IIReadingText AHow Green Is My CityMarcia Amidon Lusted 1 When we think about cities, sometimes all we can picture is pollution and heat and smog. We might wonder, “Is it possible t

51、o live a clean life when youre a city person?” Well, thanks to some amazing new ideas, there are a lot of people living clean and green in the city!第38頁/共317頁1) What is the main idea of the first part of the text?New ideas have enabled people to live clean and green in the city.Para. 1 of Text AQues

52、tion About This Paragraph第39頁/共317頁我住的城市有多綠我住的城市有多綠馬西婭阿米登勒斯蒂德 當(dāng)我們想到城市時，我們有時只能想象到污染、高溫和煙霧。我們也許會感到疑惑：“當(dāng)你是個城里人時，有可能過上一種清潔的生活嗎？”好啦，由于一些驚人的新理念，已有很多人在城市里過上了清潔、綠色的生活! !Chinese Version第40頁/共317頁Marcia Amidon Lusted: is the author of over forty nonfiction (非小說類) books for children and young adults in the U.S

53、. Notes第41頁/共317頁 sometimes all we can picture is pollution and heat and smog. 我們有時只能想象到污染、高溫和煙霧。定語從句we can picture修飾all，其引導(dǎo)詞that已省略。課文中類似的定語從句還有city buildings might get the chill they need和This solves a problem builders have had to deal with in other ways.Notes第42頁/共317頁 there are a lot of people l

54、iving clean and green in the city! 很多人在城市里過上了清潔、綠色的生活！句中clean和green分別表示in a clean way和in an environmentally friendly way。Notes第43頁/共317頁green: a. harming the environment as little as possible 盡可能不破壞環(huán)境的，綠色的Language Pointse.g. green energy sourcesgreen farming methods We need to develop greener cleani

55、ng products. 我們需要開發(fā)更為綠色的去污產(chǎn)品。綠色能源 綠色耕作方法第44頁/共317頁think about: remember or consider 想到；考慮Language Pointse.g. I thought of you when they wanted someone who could speak English. 當(dāng)他們需要一個會講英語的人時，我想到了你。第45頁/共317頁picture: vt. create an image in your mind 想象Language Pointse.g. Can you picture life on top o

56、f a mountain? Please picture yourself lying on a beach in the hot sun. 你能想象在山頂上的生活嗎？ 請想象自己在大太陽下躺在沙灘上的情景。第46頁/共317頁pollution /: n. process of making air, water, soil, etc. dirty 污染Language Points第47頁/共317頁smog /: n. form of air pollution that is or looks like a mixture of smoke and fog, esp. in citie

57、s 煙霧Language Points第48頁/共317頁thanks to: because of 由于Language Pointse.g. Thanks to your help, we have solved the problem. It was a great success thanks to a lot of hard work. 由于你的幫助，我們已經(jīng)解決了這個問題。 由于做了很多艱苦的工作，大功告成了。第49頁/共317頁amazing: a. very good, especially in an unexpected way; very surprising 令人驚奇的

58、Language Pointse.g. an amazing achievement/discovery Her story was quite amazing. 令人驚奇的成就/ /發(fā)現(xiàn) 她的故事令人驚奇。第50頁/共317頁 2 Cities are hot places. Masses of concrete, narrow streets, and tall buildings trap the heat from the sun, cars, trucks, buses, and other machines. Scientists call this the heat island

59、 effect. It makes cities as much as ten degrees hotter than surrounding areas. On a summer day, its possible for the roof of a tall building to get as hot as 190 degrees Fahrenheit. You actually could fry an egg up there! 3 As the global climate heats up, its getting more and more difficult to keep

60、cities cool. But thanks to some new ideas for building rooftops, city buildings might get the chill they need.第51頁/共317頁1) What factors have caused the heat island effect in cities?Factors include the sun, cars and trucks, and other machines that people use at home.3) When it is 90 degrees Fahrenheit outside a city,