全新版大学英语综合教程2EB3课后习题答案unit_4.doc

中国农业大学外语系11级三级组Unit 4 Was Einstein a Space Alien?Text AContent Questions （P.99）1. He worked as a “Technical Expert, Third Class”. He needed the job to support his young family.2. He published five of the most important papers in the history of science. This is because they proved that atoms and molecules existed, laid the foundation for quantum mechanics, describe the theory of special relativity, and advanced the famous equation: E=mc23. He developed the Theory of Universal Gravitation then.4. Because his ideas were far ahead of other scientists of his time.5. He meant that like other scientists Einstein was a man of his time. If he hadnt been born, his 1905 papers would eventually have been written in some form by others.6. What was remarkable about 1905 is that year a single person authored five of the most important papers in science. Einstein proposed in 1905 that light is particulate and for this he won the Nobel Prize in 1921.7. Because if you did so you would find yourself disagreeing with physicist James Clerk Maxwell, an Authority Figure who had proved that light was an electromagnetic wave.8. He was not at all concerned about authority. He hated being told what was true.9. Science was dinner-table conversation in the Einstein household when he was young. His interest in science came naturally.10. He credited his discoveries to imagination and endless questioning more so that orthodox intelligence.11. He struggled to produce a unified field theory, combining gravity with other forces of nature, but he failed.12. He found Einsteins brain looked much like any other. Text Organization （P.100）1. (P.100)Parts ParagraphsMain IdeasPart One Paras. 1-3A young husband and father, Albert Einstein had to work hard to support his family. Part TwoParas. 4-12Einstein made astonishing achievements in physics and thus revolutionized the field.Part ThreeParas. 13-21Einsteins discoveries were attributable to his imagination, questioning, disregard for authority, powers of concentration, and interest in science.Part FourParas. 22-23Einstein was not space alien.2. (P.100)1). He felt all the pressure and responsibility of any young husband and father.2). Galison: If Einstein hadnt been born, his 1905 papers would have been written in some form by others.3). Other physicists like Max Planck, more senior and experienced than Einstein, were closing in on the answer, but he got there first.4). Einstein himself credited his discoveries to imagination and questioning more so than orthodox intelligence.5). He failed in producing a unified field theory.6). His brain looked much like any other.Language Sense Enhancement (P.101)I. 1) concentration2) lie down3)balance4) engross himself in 5)stimulated6) more so 7)curious 8) assessment9)credited 10) intelligenceLanguage Focus (P.103)Vocabulary1. (P. 104)1) accordingly2) loose3) concentration4) stimulating5) fabric 6) if anything7) reality 8) intuition 9) trifle 10) at the turn of the century 11) mess 12) undermine 2. (P. 105)1) approve of2) slow down 3) take in 4) sucked into 5) set apart 6) dozed off7) call forth8) stretch into9) keep up with 10) believe3. (P. 105106)1) The beautiful Malvern Hills have provided inspiration for many artistis and musicians over the decades. 2) Much of his success is credited to his power of imagination. 3) The industrial revolution was firmly built on the foundations of an agricultural revolution. 4) Alexander was determined not to make any complaints in the presence of the nurse. 5) September 1939 saw the outbreak of the Second World War.4. (P. 106)1) At school Einstein thought about questions which his teachers did not ask. They considered his constant doubting and questioning as a character flaw, so much so that they came to the conclusion that he would get nowhere in life.2) For the third night in a row, I was awakened by the shrieking of car alarms at midnight. Without a decent nights sleep, I dozed off while I was at work in the daytime. Consequently I made a mess of my job.3) Economists are examing two reports capturing the bleak economic picture. One shows that the outbreak of the world financial crisis has undermined consumer confidence, which is now down in its lowest levels since 1992. The other shows that unemployment rate has risen by 10%, which has strained many families finances.II.Collocation (P. 106-105)1. With Christmas only a week away2. With his physical condition improving day by day3. With our GDP growing steadily4. With all the shops closed5. with her eyes closed6. With the fog lifting during the nightIII.Usage (P. 107-108)1. like/as2. as3. like4. like/as5. as/ like6. as7. like8. asComprehensive ExercisesI. Cloze (P. 108-109)(A)1. caution2.came to the conclusion3. never get anywhere4.undermining5. not give/care a fig 6.flaw7. beyond any doubt8.foundation9. remarkable/ impressive10.imagination(B)1. extent2.inventions3. bet4.manages 5. vision 6.eventually7. achievement8.poverty9. utilized10.Breakthrough II. Translation (P. 109-110)1. (P. 109)1. The volunteers sent by the Red Cross disinfected , with great caution, the drinking water in the village so as to avoid an outbreak of plague2. Einstein spent many years trying to unify the theories of electromagnetism and gravity but failed.3. Professor Wang received / won the Presidential Award fro his excellence in stimulating students creative imagination.4. As there were some major design flaws, the board of directors didnt approve of the economic stimulus package.5. Having realized that nobody could help him, Jordan finally came to the conclusion that he had to face reality and meet the challenge by himself.2. (P. 110)What was remarkable about 2005 was perhaps that the United Nations declared it “The World Year of Physics”. It was the 100th anniversary of Einsteins theory of relativity and the 50th anniversary of his death. In 1905 Einstein published five highly important essays in the history of science, thus revolutionizing physics. His great achievement can be cre