华侨大学《大学英语》sectiona.ppt
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1、,Text Study,Idea Sharing,Notes to the Text,Words and Expressions,Writing,Understanding,Reproduction,Structure Analysis,Summary,I. Structure Analysis,Text StudyStructure Analysis,Introduction + Body + Conclusion,Research into Population Genetics,Introduction of the book and the first genetic map (Par
2、as. 12),Text StudyStructure Analysis,The process of conducting the research (Paras. 34),Example: blood sample,(To be continued),Contributions of the first genetic map of the world: (Paras. 59),Text StudyStructure Analysis,Conclusion: to weaken conventional notions of race that cause racial prejudice
3、 (Para. 10),discovery,birthplace,origins,values,Go over the 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 StudyUnderstanding,II. Understanding Make Yo
4、ur Judgment,1. The History 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 t
5、he world, the writers did not set limitation when collecting human blood.,N,N,Y,Text StudyUnderstanding,4. 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
6、 to another. 6. Writers of the book 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.,Y,Y,NG,N,Text StudyUnderstanding,8. The writers trace the routes by which early humans migrated around the e
7、arth by measuring how closely _ _ . 9. The 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 bones,current populations,“weaken con
8、ventional notions of race”,Text StudyUnderstanding,are related,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 arou
9、nd the world, and then analyzing their _.,III. Summary,genetic similarities,researchers,individuals,blood proteins,Text StudySummary,(To be continued),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
10、 similar on a genetic level. The ultimate goal of the study, however, is not just _: it hopes to have a _ effect by proving that there is no biological basic for _.,routes,scientific,social,racial prejudice,under the skin,Text StudySummary,Student A: the host Student B: the guest Luca Cavalli-Sforza
11、 Other students: audience with questions Task: The host has an interview on Luca Cavalli-Sforza about his book and the research.,IV. Reproduction,Talk Show: Interview on Luca Cavalli-Sforza,Text StudyReproduction,brief introduction of the book,contributions of the book,significance of the research,A
12、 sample beginning,Text StudyReproduction,questions from the audience,Points to cover:,exchange of greetings,A: 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 population genetics. A: Can you tell us the most remarkable i
13、dea 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.,Text StudyReproduction,Active Expressions,Focus Study,In English, you may find some expressions formed by very common words, but
14、 they are active and powerful.,Whats on at the cinema tonight? 今晚电影院上演什么? Whats he up to? 他忙什么呢?,I. Active Expressions,Notes to the TextActive Expressions,1. 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.
15、But their genes tell a different story. 4. But their genes beg to differ.,Notes to the TextActive Expressions,1. serve be useful; do a helpful job 2. right exactly in a particular position; immediately 3. story information; description; occasion 4. beg to differ do not agree with,Notes to the TextAc
16、tive Expressions,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,Her 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.,Unemployment is falling in the US an
17、d its the same story in Europe.,4. I must beg to differ on this point.,Notes 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 usual,Practice,II. Focus Study,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。,H
18、es more than a coach; hes a friend.,Learning English is more than attending the classes and taking notes.,Notes to the TextFocus Study,Notes to the TextFocus Study,2. , labored with his colleagues for 16 years to create nothing less than the first genetic map of the world.,Practice,“nothing less tha
19、n” used to emphasize importance or surprise,三个月就建成了这个学校,简直是一个奇迹。,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,3. Cavalli-Sforza stresses that his mission is not just scientific but social as well.
20、,not (just/only) . but . as well = not only . but also ,Practice,Notes to the TextFocus Study,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 concerned with safety but skeptical of the educational value of such games
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