华侨大学大学英语-sectionappt课件

1、_ Understanding Understanding_ Reproduction Reproduction_ Structure Analysis Structure Analysis_ Summary Summary47I. Structure AnalysisI. Structure AnalysisText StudyStructure AnalysisIntroduction + Body + ConclusionPartPara.Maid IdeaIntroduction1-2the introduction of the book and the first genetic

2、mapBody3-4the process and difficulties of conducting the research 5-9major contributions of the research with examples Conclusion10social value of the research47 Research into Population GeneticsIntroduction of the book and the first genetic map (Paras. 12)Text StudyStructure AnalysisThe process of

3、conducting the research(Paras. 34)Example: blood sample(To be continued)47Contributions of the first genetic map of the world: (Paras. 59)Text StudyStructure AnalysisConclusion: to weaken conventional notions of race that cause racial prejudice (Para. 10)discoverybirthplaceoriginsvalues47Go over the

4、 text quickly and answer the questions.For questions 1-7, mark Y (for YES);N (for NO);NG (for NOT GIVEN);For questions 8-10, complete the sentences with the information given in the text. Text StudyUnderstandingII. UnderstandingII. Understanding Make Your Judgment Make Your Judgment 471. The History

5、 and Geography of Human Genes is a remarkable book about an extensive survey on population genetics. 2. The writers of the book firmly believe that races are remarkably different since the genes are not alike. 3. In order to reveal genetic makeup of people in all parts of the world, the writers did

6、not set limitation when collecting human blood.Text StudyUnderstanding474. Some of the potential blood donors were not willing to cooperate because of some religious concern. 5. Certain race turns into another race to adapt to climate as humans move from one continent to another. 6. Writers of the b

7、ook believed that Americans are a mixed population, with 65% Asian and 35% African genes.7. Genetic information may be great helpful in the field of medicine.Text StudyUnderstanding478. The writers trace the routes by which early humans migrated around the earth by measuring how closely _ _ . 9. The

8、 genetic map and _ confirms that Africa was the birthplace of humanity and thus the starting point of the original human movements.10. Cavalli-Sforza says that his goal is to _ that cause racial prejudice. ancient human bonescurrent populations“weaken conventional notions of race” Text StudyUndersta

9、ndingare related47 The book The History and Geography of Human Genes was written after the _ have spent 16 years examining the _ between the populations of the world. This was achieved largely by taking the blood of hundreds of thousands of _ from all around the world, and then analyzing their _. II

10、I. SummaryIII. Summarygenetic similaritiesresearchersindividualsblood proteinsText StudySummary(To be continued)47 Scientifically this has allowed the writers to discover the _ taken by early people migrating around the world and also to show that _we are all very similar on a genetic level. The ult

11、imate goal of the study, however, is not just _: it hopes to have a _ _ _ _ _ _ e ff e c t b y p r o v i n g t h a t t h e r e i s no biological basic for _.routesscientificsocialracial prejudiceunder the skinText StudySummary47Student A: the hostStudent B: the guest Luca Cavalli-SforzaOther student

12、s: audience with questions Task: The host has an interview on Luca Cavalli-Sforza about his book and the research. IV. ReproductionIV. ReproductionTalk Show: Interview on Luca Cavalli-SforzaTalk Show: Interview on Luca Cavalli-SforzaText StudyReproduction47 brief introduction of the book contributio

13、ns of the book significance of the researchA sample beginningText StudyReproduction questions from the audiencePoints to cover:Points to cover: exchange of greetings47A: What kind of book is The History and Geography of Human Genes?B: Well, it is a collection of more than 50 years of research in pop

14、ulation genetics. A: Can you tell us the most remarkable idea in your book?B: We believe that if you do not take surface features such as skin color and height into consideration, the “races” are remarkably alike under the skin. Sample questions and answers during the interview Sample questions and

15、answers during the interviewText StudyReproduction47_ Active Active ExpressionsExpressions_ Focus Study Focus Study47In English, you may find some expressionsformed by very common words, but theya r e a c t i v e a n d p o w e r f u l . Whats on at the cinema tonight? 今晚电影院上演什么？ Whats he up to? 他忙什么

16、呢？I. Active ExpressionsI. Active ExpressionsNotes to the TextActive Expressions 471. various proteins that serve as markers to reveal a persons genetic makeup. 2. One of them jumps right off the books cover: a color map of. 3. But their genes tell a different story. 4. But their genes beg to differ.

17、 Find out the active expressions:Find out the active expressions:Notes to the TextActive Expressions 471. serve be useful; do a helpful job2. right exactly in a particular position; immediately 3. story information; description; occasion4. beg to differ do not agree withActive ExpressionsActive Expr

18、essionsNotes to the TextActive Expressions 47她在销售方面的才能对她以后将大有帮助。就是那栋房子，就在你前面。3. 美国的失业率下降，欧洲也是如此。4. 在这点上我必须说我不赞成。Notes to the TextActive Expressions 47Her talent for selling will serve her well in the future. Notes to the TextActive Expressions 2. There is the house, right in front of you.Unemploymen

19、t is falling in the US and its the same story in Europe. 4. I must beg to differ on this point.47Notes to the TextFocus Study 1. The book, however, is much more than an argument against the latest racially biased theory. “more than” = to a greater degree than usualPractice II. Focus StudyII. Focus S

20、tudy47 他不仅是一个教练，他更是一个朋友。 学习英语不仅仅是上课和记笔记。 Hes more than a coach; hes a friend. Learning English is more than attending the classes and taking notes.Notes to the TextFocus Study 47Notes to the TextFocus Study 2. , labored with his colleagues for 16 years to create nothing less than the first genetic m

21、ap of the world. Practice “nothing less than” used to emphasize importance or surprise 47 三个月就建成了这个学校，简直是一个奇迹。三个月就建成了这个学校，简直是一个奇迹。 她简直是个贼。她简直是个贼。 The setting up of this school in three months is nothing less than a miracle. She is nothing less than a thief.Notes to the TextFocus Study 473. Cavalli-S

22、forza stresses that his mission is not just scientific but social as well. not (just/only) . but . as well = not only . but also Practice Notes to the TextFocus Study 47 莎士比亚不仅是作家，也是演员。 有些父母不仅关心这些游戏的安全性，还对它 们的教育意义表示怀疑。 Shakespeare was not only a writer but an actor as well. Some parents are not only

23、 concerned with safety but skeptical of the educational value of such games as well.Notes to the TextFocus Study _ Old to New Old to New_ Chinese to English_ Word Using471. to date up to nowWords and ExpressionsWord Using I. Word UsingI. Word Using This is his finest achievement to date.472. discoun

24、t vt. think or say that sth. is not important他说的许多话不可全信，他喜欢想象。他说的许多话不可全信，他喜欢想象。 Much of what he says must be discounted; he likes imagining.Words and ExpressionsWord Using 472. discount n. a reduction in the usual price of something一些剧院的戏票，学生可以打八五折。一些剧院的戏票，学生可以打八五折。Words and ExpressionsWord Using 47

25、3. bias n. an unfair and unreasonable opinion or feeling 许多妇女在工作场合仍遭受根深蒂固的偏见。Many women still encounter deep-seated bias in the workplace. Words and ExpressionsWord Using 474. be confined to be kept within certain limits旅游团只能进行计划内的活动。旅游团只能进行计划内的活动。Words and ExpressionsWord Using 475. in effect in fa

26、ct似乎他们以为修一条新路会解决这个交通问题，似乎他们以为修一条新路会解决这个交通问题，事实上，情况将更糟糕。事实上，情况将更糟糕。Words and ExpressionsWord Using 476. adapt to try to deal successfully with a new situationAccording to your experience, how to adapt to college life? being open-minded turning to teachers for help trying to making friendsWords and Ex

27、pressionsWord Using 477. in combination with together withBy using persuasion in combination with threats, she achieved success. Words and ExpressionsWord Using 47调查报告将有助于解开这个疑团。调查报告将有助于解开这个疑团。The investigation report will shed light on the mystery.8. shed light on make something easier to understan

28、dWords and ExpressionsWord Using 479. be descended from be related to someone who lived long ago达尔文指出人类是从动物演变而来的。达尔文指出人类是从动物演变而来的。Darwin pointed out that human beings are descended froma n i m a l s .Words and ExpressionsWord Using 4710. distinctive adj. having a quality or characteristic that make

29、sth. different and easily noticed He has a distinctive way of walking. There is a distinctive smell in the room.Words and ExpressionsWord Using 47change make knownbring together facebe similar todividenot the sameunusual use for profit vary reveal assemble confront resemble split distinct unique exp

30、loitII. Old to NewII. Old to NewWords and ExpressionsOld to New 47III. Chinese to English III. Chinese to English 广泛的调查科学根据偏远地区乡下引人注目的发现并非如此顺应商业目的最终目的传统观念 extensive survey scientific basis remote areas rural region remarkable discoveries tell a different story adapt to commercial purposes ultimate a

31、im conventional notions Words and ExpressionsC to E _ Value of Research Value of Research47 What do you think is the value of research into human genetics? The Value of Research The Value of Research into Human Genetics into Human GeneticsIdea sharing Watch the movie and have a discussion.47DNA47 It

32、 is all part of the miracle of cloning. Mr. DNA, where did you come from? From your blood. A DNA strand like me is a blueprint for building a living thing they fed on the blood of animal, even dinosaurs. After a long time, the tree sap would get hard and become fossilized, just like a dinosaur bone

33、they extract the preserved blood from the mosquitoListening TipsListening TipsIdea sharing 47 Find out the riddle of our lives Figure out how many genes we have Find out the cause of many inherited diseases Figure out a way to fix defective genes Understand how DNA and proteins work Have a clearer i

34、dea of how we are related to the other life forms with which we share our planet Idea sharing ReferenceReference47ConclusionConclusionIdea sharing 47Great Hopes of Genetic Science 47 Find out the riddle of our lives Figure out how many genes we have Find out the cause of many inherited diseases Figu

35、re out a way to fix defective genes Understand how DNA and proteins work Have a clearer idea of how we are related to the other life forms with which we share our planet Idea sharing ReferenceReference47 Normally, a writer starts with a general point and then presents a number of examples to support

36、 his point. I. Structured WritingI. Structured WritingSampleStructured Writing 47Living by the sea has many advantages, including a milder, less extreme climate, an access to a wide variety of fish and shellfish, and an easy means of transport and communication, both inland via rivers, and along the

37、 coast ins h e l t e r e d w a t e r s . 1. A Sample1. A SampleStructured Writing 47A general point: Living by the sea has many advantagesExample 1:less extreme climateExample 3:easy means of transport and communicationExample 2:access to a wide variety of fish and shellfishStructured Writing 47Writ

38、e a paragraph with a general point followedby some examples to support it.Topic sentence: A telephone device has been useful in many ways. 2. Your Task2. Your TaskReferenceStructured Writing 47ReferenceReference A telephone device has been useful in many ways. It may help you to obtain information i

39、n a comparatively quicker way. The timely information will place you in an advantageous position in a world of competition when it comes to decision as to your business. Besides, if you want to make an appointment with others, you can use a telephone to get it arranged beforehand, to avoid awkwardness f o r y o u r u n e x p e c t e d a r r i v a l . Structured Writing 47 II. Practical WritingII. Practical WritingPractical Writing IOU IOU （收据）（收据）IOU means “I owe you”. I