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1、Answers to Unit 2 Book 4 Key to Ex of U1, 3, 4, 6 of Book 4Unit 1 Man and NatureEnhance Your Language AwarenessWords in Action (pp19-23)Working with Words and Expressions1. 1) disaster 2) compelled 3) historical 4) disciplined 5) destruction 6) output 7) retreat 8) abandoned 9) trace 10) eternal 11)
2、 investment 12) transfer 13) justify 14) nonetheless 15) contributions 16) accelerate 17) threaten2. 1) show signs of 2) called upon 3) off limits 4) in fear of 5) slow down 6) cut down 7) from head to foot 8) come by 9) lost out 10) As yet 11) reside inIncreasing Your Word Power 1. 1) web + log 博客
3、2) breakfast + lunch 早午餐3) medical + care 医疗保险/保障4) motor + hotel 汽车旅馆5) net + citizen 网民6) science + fiction 科幻小说7) work + alcoholic 工作狂2. 1) the scientific study of the human race, especially of its origins, development, customs and beliefs 2) archaeology3) ecology4) the study of rocks, soils, etc
4、. which make up the Earth, and of their changes during the history of the world5) ideology6) the study of the history and theory of music7) psychology8) the scientific study of the nature and development of society and social behavior9) zoology3. 1) individual 2) contradictory 3) destructive 4) rati
5、onal 5) primitive 6) synthetic 7) distant 8) pessimistic 9) irreplaceable 10) enormousGrammar Review (pp23-24)1. 1) She wished us health and success in the new year.2) He asked how we were getting along with our work.3) Jack said to me that I would be happy to know that his condition had improved.4)
6、 Rose asked Jack whether he was sure his mother would like the idea.5) He asked John how long he had been waiting for them.6) She said I neednt have done all that myself.2.1) The strikers protested to the police that they had no right to arrest them.3) He agreed that that was the best solution to th
7、e problem.4) My sister admitted that it was she who had broken the glass.5) He declared that he meant what he said and would never go back on his word (违背诺言). 6) The man insisted that we (should) give an explanation of what had happened.7) Mrs. Jones complained that no one showed concern for the eld
8、erly in that country.8) The sales manager explained that he couldnt give us a definite answer because he had not received instructions from his company.Cloze (pp24-25)1) realm 2) elemental 3) obtain 4) stubbornly 5) transferred 6) transformed 7) subdued 8) expansion 9) irreplaceable 10) extinct 11)
9、dynamic 12) verge 13) moderate 14) ecological 15) rationalTranslation (pp25-27)11) The village is so close to the border that the villagers live in constant fear of attacks from the enemy.2) In only 20 years the country was transformed into an advanced industrial power.3) This company has evolved in
10、to one of the major chemical manufacturing bases in this region.4) Given the current financial situations, it is inevitable that the US dollar will be further devalued.5) The governments call for suggestions about the control of water pollution produced very little response from the citizens.6) The
11、weather showed no signs of getting better so the government called upon us to get prepared for floods.7) At one time scientists thought that there was nothing smaller than an atom but now most people know that an atom consists of even smaller particles.8) The students were all very much concerned ab
12、out the World Cup, spending at least two hours every day watching the live matches on TV.9) The department store lost out because loans were very hard to come by and it could not start business on time.10) We cant go there for a walk because there is navy base there, which is off limits to tourists.
13、2. Human beings live in the realm of nature. They are not only dwellers in nature, but also transformers of it. With the development of society and its economy, people tend to become less dependent on nature directly, but indirectly their dependence grows. Human beings are connected with nature by “
14、blood” ties. No one can live outside nature. However, the previous dynamic balance between man and nature has shown signs of breaking down. Problems such as the population explosion, ecological imbalance and the shortage of natural resources have become major factors keeping human society from being
15、 further developed. Professor Spirkin holds (the view) that the only choice for human beings is the wise organization of production and care for Mother Nature.Unit Two Man and TechnologyWords in ActionWorking with Words and Expressions1. 1) monitor 2) phenomenon 3) isolation 4) gradual 5) opponent6) advent 7) genetic 8) consciously 9) extreme 10) nasty11) boom 12) formal 13) soar 14) survey 15) Similarly16) modi
