《新视野读写4读写教程》Unit7练习答案.docx

新视野读写4读写教程Unit7练习答案新视野大学英语读写教程4 Unit Seven Section A Comprehension of the Text I. (p.158) 1. The book concludes that despite surface features，the “races” are remarkably alike under the skin. 2. Luca Cavalli-Sforza，a Stanford professor，and his colleagues. 3. In human bloodbecause various proteins serve as markers to reveal a persons genetic makeup. 4. 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. 5. It confirms that Africa was the birthplace of humanity and thus the starting point of the original human movements. 6. It show 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 or the Middle East. 7. All Europeans are thought to be a mixed population，with 65Asian and 35% African genes 8. The ultimate aim is to weaken conventional notions of race that cause racial prejudice Vocabulary III. (p.159) 1. discounted 6. migrate IV. (p. 159-160) I. to date 2. in effect 3. nothing less than 8. isconfined to 4. As of 9. serve as 5. in combination with 10. adapt to 2. biased 7. descended 3.variation 8. distinct 4. potential 9. superficial 5. Confronted 10. extensive 6. In addition to 7. shed new light on V. (p.160) 1 l. K 2. O 3. C 4. F 5. J 6. I 7. G 8. A 9. M 10. E Collocation VI. (p. 161) I. awards 6. advantage 2. challenges 7. influence 3. component 8. effect 4. advances 9. objective 5. changes 10. threat Word Building VII. (p. 162) 1. privacy 5. secrecy VIII. (p. 162-163) 1. politics 5. psychology 2. classics 6. methodology 3. electronics 7. technology 4. economics 8. biology 2. intimacy 6. urgency 3. frequency 7. consistency 4. fluency 8. dependency Sentence Structure IX. (p.163) 1. 2. 3. 4. Being healthy is more than a question of not being ill. I was more than a little upset at not being invited to the wedding. This story is more than interesting；it is educational as well. Hepworth is more than a filmmaker；he had learnt to find stories that would have genuine popular appeal. 5. 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. X. (p.164) 1. What was needed was nothing less than a new industrial revolution. 2. This is nothing less than a call to restore the vitality of the American Dream. 3. Their dream was nothing less than a revolutionary project to bring computers and ordinary people together. 4. The experience of sightseeing in the wonderful island is nothing less than exciting and I am moved to tears. 5. 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. Translation 2 XI. (p. 164-165) 1. In the process of creating the genetic map，these scientists realized that cooperation was more than an attractive option；it was a responsibility. 2. Their research findings were nothing less than a miracleAs a result of their findings，new light has been shed on the history of human genes. 3. In fact，only hard work in combination with proper methods will give you an advantage over others. 4. The judge said the punishment would serve as a warning to others. 5. The risk of infection is confined to those who have close contact with the patients. 6. From such an analysis we are in a better position to understand what has happened and what to do about it XII. (p. 165) 1. 作为一个负责的生产厂家，我们不仅仅关注环境；我们还积极参与环境保护。 2. 当然，她最后还是离开，去结婚了，但我敢肯定的是：她对工作尽职尽责，从不允许自己的职业重点受到影响。 3. 除了学业上的成绩，你迄今为止最大的成就是什么? 4. 观察和实验的目的是为了验证或阐明某些理论，只有那些被视为与任务相关的观察才应该被记录下来。 5. 不管现在身处何地，黑人都是非洲人的后裔，但是数百年来，由于种种原因，他们的遗传基因已经变得多样化且非常复杂。 6. 实际上，他们都同意这种观点：法律的变化引起了社会本质的变化以及社会中人与人之间关系的变化。 Cloze XIII. (p.166-167) l. A 11.B 2. B 12.A 3. C 4. D 5. D 6. C 13.A 14.B 15.D 16.C 7. B 17.D 8. A 9. D 10.C 18.B 19.A 20.B Text Structure Analysis XIV. (p.168) 3 A statement：The genetic maps also shed new light on the origins of populations that have long puzzled scientists. Example 1： Example 2： Many scientists consider the Khoisan The Basques of France and Spain have unusual a distinct race of very ancient origin，patterns for several genes and their language of directly descended from the most unknown origin cannot be placed within any standard primitive human ancestorsBut the classificationAnd the fact where they live leads to the genetic maps show that the Khoi may conclusion that the Basques are likely to be the most be a very ancient mix of west Asians direct relatives of the Cro-Magnon people, among the and black Africans and its breeding first modern humans in Europe. All Europeans are ground lies in Ethiopia or the Middle thought to be a mixed population, with 65% Asian and East. 35% African genes. (Para. 8) (Para7) Structured Writing XV. (p.169) Sticking to high moral standards is easier said than done. Once, a young British car sales manager who had just finished courses on business ethics was sent to sell cars to an African country. The negotiations had been going on for months without any real results. He was at his wits end. Finally, he hit upon a solutionOne day he bought a popular novel and slipped a check of £20,000 in the book. Then he presented it to the minister in charge of transportation. This minister examined its contents, pretending he didnt see the check at all. Then he said with a smile：“Young man, I hear London is at its best in May.” The sales manager, who was quick-witted，replied：“My company in London will be most honored to welcome your visit!” A short time later, the deal was approved in London! Section B Reading Skills I. (p.170) 1. The writer holds a doubtful attitude toward this opinion，calling it a popular mythWe can find the writers doubtful attitude in Paragraph 1 2. They are the supportive style and the stimulating styleWe can find the information in Paragraph 4 3. Four groups of children：one with supportive parents，one with stimulating parents, one whose parents combining both qualities and a final group who offered neitherWe can find the information in Paragraph 6 4. Eleven seconds a day in Holland and less than a minute a day in the United StatesWe can find the information in Paragraph 10 5. The environmental factors such as better parenting and educational techniquesWe can find the information in Paragraph 15，the last paragraph Comprehension of the Text 4 II. (p. 174-175) 1. B 2. C 3. A 4. B 5. B 6. C 7. B 8. C Vocabulary III. (p. 175-176) 1. supervising 6. identified IV. (p.176) 1up 6on 2out 7in 3up 8into 4in 9from 5over 10in 2. fascinate 7. steer 3. guarantee 8. beneficial 4. explore 9. demonstrate 5. sophisticated 10. implication 5