视野4二版UNIT7练习答案.ppt

Research into Population Genetics (All the exercises for Section A),新视野,New Horizon College English,Unit 7 : Section A,读写教程4EX: I, P. 158,读写教程4EX: VI, P. 160,读写教程4EX: IV, P. 159,读写教程4EX: III, P. 159,Exercises,读写教程4EX: X, P. 164,读写教程4EX: IX, P. 163,读写教程4EX: VIII, P. 162,读写教程4EX: VII, P. 161,读写教程4EX: XI, P. 164,Comprehension,Vocabulary,Collocation,Word Building,Structure,Translation,读写教程4EX: XII, P. 165,1. What does The History and Geography of Human Genes conclude?,The book concludes that despite surface features, the “races” are remarkably alike under the skin.,读写教程 IV: Ex. I, p. 158,I. Answer the following questions.,Back,下一页,Luca Cavalli-Sforza, a Stanford professor, and his colleagues.,2. Who created the first genetic map of the world?,Back,3. Where did the scientists find the information to draw a global family tree?,In human blood, because various proteins serve as markers to reveal a persons genetic makeup.,下一页,上一页,4. Why did people assume that Australias native people were closely related to black Africans? What do the discoveries made by the scientists show?,Because they share such superficial characteristics as skin color and body shape. But the discoveries indicate that Australians are most distant from the Africans and most closely resemble the Southeast Asians.,Back,下一页,上一页,5. What else does the genetic map of the world show us about Africa?,It confirms that Africa was the birthplace of humanity and thus the starting point of the original human movements.,Back,6. What does the genetic map show about Khoisan people?,It shows that the Khoisan may be a very ancient mix of west Asians and black Africans, rather than being directly descended from the most primitive human ancestors, and that their breeding ground lies in Ethiopia.,下一页,上一页,7. According to genetic information, are Europeans pure or mixed?,All Europeans are thought to be a mixed population, with 65% Asian and 35% African genes.,Back,下一页,上一页,8. What is the ultimate aim of the study conducted by the scientists?,The ultimate aim is to weaken conventional notions of race that cause racial prejudice.,读写教程 IV: Ex. III, p. 159,III. Fill in the blanks with the words given below(P159). Change the form where necessary.,下一页,上一页,Back,1. Some medical experts believe the chances of an explosive spread of the disease to Europe cannot be _.,discounted,下一页,上一页,2. The report was _ because it did not contain sufficient balance of views. 3. Perhaps it is a good idea to plant different kinds of roses. That would surely add _ and charm to your garden. 4. Rightly or wrongly, I judged that the _ risks in doing so were greater than any possible benefit that I could imagine.,biased,variation,Back,potential,下一页,上一页,Back,5. _ with the evidence, they admitted that, of all humans, Australians are the most distant from Africans genetically. 6. In areas of high unemployment, workers tend to _ to other part of the country where more jobs are available. 7. The people here are said to be _ from the Vikings,Confronted,migrate,descended,下一页,上一页,Back,8. With the exception of teaching and nursing, these jobs require little specialized training, and for most a good physical appearance is a _ advantage. 9. The problem, he pointed out, was that though many Europeans had at one time studied English, they retained only a _ knowledge of the language.,distinct,superficial,下一页,上一页,Back,10. A survey shows that women who have maintained and/or developed an _ network of personal relationships in middle age are better able to cope with the problems of old age.,extensive,读写教程 IV: Ex. IV, p. 159,下一页,IV. Fill in the blanks with the expressions given below(P159). Change the form where necessary,1. The scientists announced last year that one of the genes that played a part in determining intelligence had been identified, but _ the results have yet to be confirmed.,上一页,Back,to date,下一页,上一页,3. Their first attempt to create the genetic map of the world was _ a failure.,Back,2. They seem to think that building a new road will solve the traffic problem, but _ it will make it worse.,in effect,nothing less than,下一页,上一页,5. The best ways to lose weight are proper diet _ regular exercise .,Back,4. _ today Dr. Carey will be in charge of a long-term study of children who are unusually good at math.,As of,in combination with,下一页,上一页,Back,6. _ their child-rearing and volunteer work, many women in the city take low-paid, so-called part-time work .,In addition to,7. Their research into better parenting and educational techniques _ the fact that more boys have unusual mathematical abilities than girls.,shed new light on,下一页,上一页,Back,8. It is now known that this illness _ not _ any one group in society.,is confined to,9. The findings _ a reminder of how important it is to keep an open and trusting dialog going with your children.,serve as,下一页,上一页,10. During this spare time you can relax, adjust eating habits, and generally _ your new surroundings.,Back,adapt to,下一页,上一页,Back,读写教程 IV: Ex. V, p. 160,V. Fill in the blanks in the following passage by selecting suitable words from the Word Bank. You may not use any of the words more than once.,1. K 2. O 3. C 4. F 5. J 6. I 7. G 8. A 9. M 10. E,读写教程 IV: Ex. VI, p. 161,下一页,VI. Study the example (P161) taken from the text and think about what else can be modified by “major”. Complete the sentences by filling the right word with the help of the first letters.,上一页,Back,Robbie is furious that the newly revised rules mean he would not be qualified for any of the major aw_ .,awards,2. Have you not heard the President over and over again address some of the major ch_ that exist in the present era?,下一页,上一页,challenges,3. Its so calorie-dense that its very difficult for average people to burn off all the calories they consume in a day when sugar is a major com_ of their diet.,component,Back,4. To win the award, your company must have achieved major ad_ in the development of products, technology or processes which offer important benefits for the environment and which are commercially successful.,advances,5. The government couldnt test on its present conditions and must press ahead with major policy ch_.,下一页,上一页,Back,changes,6. In addition to business courses, youll learn problem solving skills, which will give you a major ad_ in the job market.,advantage,7. He is a living legend, an encyclopedia of Quebec traditional songs and has a major in_ on the new generation of young singers.,influence,9. It has been made clear that the major ob_ of the new government is to change public opinion, not least about the role of government itself.,下一页,上一页,8. These proposals will have a major ef_ upon the university, since several medical school departments as well as a number of related research groups will have to move to a new location.,effect,objective,Back,上一页,10. Hurricane damage through high winds and tidal surges causes an immense amount of destruction and poses a major th_ to many coastal communities in the US.,threat,Back,读写教程 IV: Ex. VII, p. 161,下一页,VII. The suffix -cy can be added to adjectives and occasionally nouns to form nouns with the meaning of “the state or quality of being”. Note that the final “t” or “te” of adjectives is in most cases, replaced by “cy”. For example:,上一页,Back,上一页,Study the words given below(P162) and complete the following sentences with them.,下一页,Back,1. The idea of keeping personal information on the Internet immediately raises concerns about _.,privacy,2. Though they are well apart, there is a sense of _ between them.,intimacy,上一页,下一页,Back,3. The _ of terrorist attacks seems to have increased recently.,frequency,4. One of the requirements of the job is _ in two or more languages.,fluency,5. The prisoners were held in total _, without any contact at all with the outside world.,secrecy,6. The scientist believes that it is a matter of _ to weaken conventional notions of race that cause racial prejudice.,urgency,上一页,下一页,Back,7. Its not preferable to do a lot of work one day and none the nextwe need some _.,consistency,8. Increasing disability with age means a growing _ on others, as made clear in the article.,dependency,读写教程 IV: Ex. VIII, p. 162,下一页,VIII. The suffix -ology and -ics occur in nouns with the meaning of “the study or science of ”. For example:,上一页,Back,下一页,上一页,Back,Study the words given below(162) and complete the following sentences with them.,下一页,上一页,Back,1. She was very radical in her viewpoints and was banned from _ between 1980 and 1990, and spent 10 years under house arrest.,politics,2. She was extremely accomplished in the _, speaking both Greek and Latin fluently.,classics(古希腊语及拉丁语),3. Indeed, there is very little in the real world of _ which doesnt involve digital techniques and computing.,electronics,下一页,上一页,Back,4. European governments stressed the currency was about more than just _.,economics,5. He was interested in the study of the way the human mind works and how it influences behavior, so he decided to major in _ when he entered university.,psychology,6. Unlike the natural sciences, where discussion often starts with the results and ignores the _ of the research, the social sciences have developed an elaborate argument about the practices of doing research.,methodology,下一页,上一页,Back,7. We are taking every care to provide the latest _ and a quality environment. 8. The science of _, therefore, has had a profound effect on how we understand the evolution of human beings.,technology,biology,读写教程 IV: Ex. IX, p. 163,下一页,IX. “More than” can be followed by a noun or adjective to express the meaning of “having greater value or importance than something else” or “not only.”. Rewrite the following sentences after the model(P163).,上一页,Back,1. Being healthy is not merely a question of not being ill.,Being healthy is more than a question of not being ill.,下一页,上一页,2. I was not only a little upset at not being invited to the wedding.,I was more than a little at not being invited to the wedding.,Back,3. This story is not just interesting; it is educational as well.,This story is more than interesting; it is educational, as well.,下一页,上一页,4. Hepworth is not only a filmmaker; he had learnt to find stories that would have genuine popular appeal.,Hepworth is more than a filmmaker; he had learnt to find stories that would have genuine popular appeal.,Back,下一页,上一页,5. Compared our achievements today with what we started out to be, it is not simply a miracle brought about by years of exceptionally hard work.,Compared our achievements today with what we started out to be, it is more than a miracle brought about by years of exceptionally hard work.,Back,读写教程 IV: Ex. X, p. 164,下一页,X. “Nothing less than” can be followed by a noun or adjective to emphasize how surprising or important something is. Rewrite the following sentences after the model(P164).,上一页,Back,下一页,上一页,1. What was needed was just a new industrial revolution.,What was needed was nothing less than a new industrial revolution.,Back,2. This is just a call to restore the vitality of the American dream.,This is nothing less than a call to restore the vitality of the American dream.,下一页,上一页,3. Their dream was, to be exact, a revolutionary project to bring computers and ordinary people together.,Their dream was nothing less than a revolutionary project to bring computers and ordinary people together.,Back,4. The experience of sightseeing in the wonderful island is extremely exciting and I am moved to tears.,The experience of sightseeing in the wonderful island is nothing less than exciting and I am moved to tears.,下一页,上一页,5. He was very concerned that she should not be tired or bored; he wanted to make sure that the holiday would be just perfect for her.,He was very concerned that she should not be tired or bored; he wanted to make sure that the holiday would be nothing less than perfect for her.,Back,读写教程 IV: Ex. XI, p. 164,下一页,XI. Translate the following into English.,In the process of creating the genetic map, these scientists realized that cooperation was more than an attractive option; it was a responsibility.,1. 这些科学家在创建基因图谱的过程中体会到:合作不仅仅是一种有吸引力的选择，它还是一种责任。(more than),上一页,Back,下一页,上一页,Their research findings were nothing less than a miracle. As a result of their findings, new light has been shed on the history of human genes.,2. 他们的研究发现简直就是一个奇迹。由于他们的发现，人们对人类基因的历史有了新的了解。(nothing less than; shed light on),Back,下一页,上一页,3. 事实上，只有勤奋加方法得当才能使你在学习上比他人有优势。(in combination with; give an advantage over),In fact, only hard work in combination with proper methods will give you an advantage over others.,Back,下一页,上一页,4. 法官说这种惩罚将起到杀一儆百的作用。(serve as),The judge said the punishment would serve as a warning to others.,Back,5. 感染的危险只限于那些与病人有亲密接触的人。(be confined to),The risk of infection is confined to those who have close contact with the patients.,下一页,上一页,6. 从这一分析我们可以更好地知道发生了什么以及要做什么。(in a better position to do),From such an analysis we are in a better position to understand what has happened and what to do about it.,Back,1. As a responsible manufacturer, we are more