大学英语第三第四册单元练习答案.docx

大学英语第三第四册单元练习答案Book Four Keys to Unit One Part I Text Structure Analysis Activity 1: Put the MAIN IDEA of each part in the following table. Parts 1 2 3 4 5 6 Lines 1-9 10-36 37-51 52-83 84-100 101-115 Main Ideas The father persuades the boys to get a part-time job. The boys get a job to hand-deliver advertisements because of a newspaper strike. The boy get into a difficult situation. The boys hire others to help and the father suggests a bonus program. The task is fulfilled after the boy solved the problem of their helpers strike for better pay. The two youngest sons want to make money by offering for sale or rent their entire library. Activity 2: Complete the SUMMARY below by using the words learnt in Text. 1. The delivery 2. To avoid the indignity of having to ask for the money all the time. 3. A piece of cake 4. Big Bucks the Easy Way 5. Deadline 6. 7. 8. 9. Go on strike Offer a bonus of a dollar an hour Cut into their profit Done 10. Settling their accounts 11. Minimum wage for 91hours of hard work Part II Words and Expressions 1. pull up 2. a piece of cake 3. know better than 4. be at 5. make a dent (in ) 6. cut into 7. have no business 8. settle for 1 9. settle ones account 10. quiet a while 11. draw (sb.s) attention to 12. for sale 13. for rent 14. be done with 15. may/might/could as well 16. ask for money 17. I dont mind 18. It pains me that 19. sb. be / go on a business trip 20. be settled in 21. Super! Just super 22. sb. be blamed for 23. It turns out (a) piece of cake 24. an urgent message 25. dime store 26. takeout restaurant 27. offer a bonus of a dollar to sb. 28. make a delivery on time 29. a minimum wage 30. sb. be entitled to (do) 31. overhear sb. doing 32. in mediation 33. make a lot of money Part III Translation Translate the following into English by using the phrases learnt in Unit 3. 1. We were informed that the Minister of Finance was to give us an audience / receive us the next day. 2. I thought it odd that he didnt seem to remember his own birthday. 3. Next Tuesday is the deadline for handing in the term papers, but most students have hardly made a dent in the work so far. 4. It pained the headmaster to find the number of students shrinking. 5. Cash is commonly used in paying bills in that country, but checks are becoming more popular and will, in a short while, replace cash as a way for people to settle their accounts. 6. The company claims that it is not responsible for the pollution in the river. 7. Her voice kept rising, as if working its way out of the range of the human ear. 8. It might be a way to avoid the indignity of having to ask for money all the time. 9. It pains me to find that you both have been panhandling so long that it no longer embarrasses you. 10. I had had a marvelous steak, but knew better by now than to say so. 11. What I was being blamed for, it turned out, was a newspaper strike which made it necessary to hand-deliver the advertising inserts that normally are included with the Sunday paper. 2 12. There was a short thoughtful silence. 13. Dad, you have just worked a profound change in my personality. 14. Then some activists on the work force claimed that the workers had no business settling for $5 and a few competitive bonuses while the bosses collected hundreds of dollars. 15. You are never “done” with books. Keys to Unit Two Part I Text Structure Analysis Activity 1: Put the MAIN IDEA of each part in the following table. Parts 1 2 3 Lines 1-6 7-70 71-74 Main Ideas It is energy, not love or money, that makes the world go round. Take the deer as an example to explain the life of wild animals round the year and how they can survive during hard times in winter. Life depends on energy, thus the cycle continues. Activity 2: Complete the SUMMARY below by using the words learnt in the Text . 1. Storing the excess in the form of fat 2. The hard times in winter 3. 4. 5. 6. Stored fat/fat reserves A good case in point Have given birth to fawns Growing plants which can be converted to energy 7. An energy-consuming process 8. Deposit body fat which can be drawn on in winter 9. Provide an external safeguard 10. An internal physiological response 11. Slow down their expenditure of energy Part II Words and Expressions 1. Go round 2. In the form of 3. In (good) condition 4. Give birth to 5. Draw on 6. Slow down 7. Turn down 8. Move about 9. Pull through 10. energy crisis 11. financial crisis 12. conserve energy 13. people of a more practical mind 14. ecological system 3 15. in turn 16. convert into 17. a good case in point 18. nutritious food 19. physically mature 20. give birth to 21. search for 22. meet ones needs 23. deposit fat 24. bank accounts 25. abundant food supply 26. internal physiological response 27. lower metabolism 28. hibernation 29. pull sb. through 30. fundamental rule of life 31. slow down Part III Translation Translate the following into English by using the phrases learnt in Unit2. 1. Bill is a mature young man who is no longer dependent on his parents for decisions. 2. There are abundant supplies of meat in this region, but fresh fruit and vegetables are scarce. 3. Drawing on the wisdom of the workers, the engineers invented a new production method that led to increased productivity. 4. HE spent a lot of time preparing for his math exam. Hence he was somewhat disappointed to learn that he got only a B. 5. We have ample time for a leisurely lunch. 6. The local government had to draw on its grain reserves and take other emergency measures so as to pull through the food crisis. 7. Energy is the currency of the ecological system and life becomes possible only when food is converted into energy, which in turn is used to seek more food to grow, to reproduce and to survive. On this cycle all life depends. 8. It is fairly well-known that wild animals survive from year to year by eating as much as they can during times of plenty, the summer and fall, storing the excess, usually in the form of fat, and then using these reserves of fat to survive during the hard times in winter when food is scarce. 9. A good case in point is the white-tailed deer. 10. A physically mature female deer in good condition who has conceived in November and given birth to two fawns during the end of May or first part of June, must search for food for the necessary energy not only to meet her bodys needs but also to produce milk for her fawns. 11. Both males and females continue to eat high quality food in the fall in order to deposit body fat for the winter. 12. The change in the hair coats is usually complete by September and maximum hair depths are reached by November or December when the weather becomes cold. 13. Nature provides a further safeguard to help deer survive the winter-an internal physiological 4 response which lowers their metabolism, or rate of bodily functioning, and hence slows down their expenditure of energy. 14. Put on more clothes to stay warm and turn the thermostat on your furnace down. 15. That is a fundamental rule of life for wild , free wandering animals such as deer. Keys to Unit Three Part I Text Structure Analysis Parts 1 2 3 Lines 1-13 14-46 47-59 Main Ideas Shaws remark on modern credulity The author tries to prove the Round Earth Belief. Much of our knowledge rests on authority, not on reasons or on experiment. Activity 1: Put the MAIN IDEA of each part in the following table. Activity 2 1.citing Bernard Shaws remark 2.accept the opinions of experts 3.fall back on the theories of well-known authorities 4.the Flat Earth 5.throwing light on 6.ours is a credulous age Part II Words and Expressions 1. Follow up 2. for the sake of 3. Throw /shed light on 4.and so forth 5. As for 6. may well(not) 7. Bring out 8. Aim at 9. Fall back on 10 . rest on 11. stray away from 12. Start off 13. In a way 14. a widespread belief 15.swallow the theory 16.twentieth-century mentality 17.be worth following up 18. ocular proof 19.theoretical knowledge 20.it doesnt follow that 21. take sth. blindly 22.minor exchanges 23.foretell eclipses 24.be justified in doing sth 25. accept ones say-so about 26.test the pronouncements 27.How can it be otherwise? 28. range of knowledge 29. would not bother to do sth. 30. weak arguments 31.a credulous age 32.precarious reasons 33.be partly responsible for Part III Translation Translate the following into English by using the phrases learnt in Unit 3. 1. In the preface to one of his plays, Bernard Shaw advances the idea that people are more superstitious today than they were in the Middle Ages. 2. After her husband died, she had to bear the severe financial burden of raising five children by herself. 5 3. One of the best ways to prove or refute a point is to cite examples from your own experience. 4. Hunts statement that Betty always exaggerates his faults may well lead to a quarrel. 5. I trusted her so much that I would have swallowed any story she told me. 6. When the family gathered to discuss matters of finance, Father started off by saying that it was absolutely necessary to set aside some money each month, for in an emergency we could fall back on our savings. 7. He merely swallows this theory because there is something about it that appeals to the twentieth-century mentality. 8. There is something in what he says, and the question is worth following up, for the sake of the light it throws on modern knowledge. 9. The first card I can play is the analogy of the sun and the moon. 10. When cast on the moon during eclipses, the earths shadow appears to be the shadow of a round object. 11. I am , to my delight, justified in accepting their say-so about the shape of the earth. 12. Bang goes my ace. 13. Our knowledge does not rest on reasoning or on experiment, but on authority. 14. The range of knowledge is so vast that the expert himself is an ignoramus as soon as he strays away from his own specialty. 15. In a way Shaw is right. This is a credulous age, and the burden of knowledge which we now have to carry is partly responsible. Keys to Unit four Part I Activity 1 Parts 1 2 Lines 1-34 35-95 Main Ideas Jeremy flied to California on business and the plane was taken over by three terrorists. What happened to Jeremy and other passengers on the plane and how were the communications between Jeremy and me 3 96-118 The influence of Jeremys death on me 6 Activity 2 1.waved goodbye to her 2.on business 3.his flight was canceled 4.had threatened to blow up the aircraft 5.hanging up 6.make sense of Part II Words and Expressions 1.lie around 2. on business 3. pack up 4. get in 5. Fumble with 6. Poke through 16.driveoff 7. make it 8. Blow up 9. In the rear of 10. In sb.s hands 11. Hang up 12. Sink in 13. make sense of 14. suicide attack 15. dress somebody 17.cancel the flight 18.only have good thoughts 19.be on fire 20.for some reason 21.the Pentagon 22.in the rear of the plane 23.change ones viewpoints 24.really make sense of 25.declare war on us 26.tread on ancient sensibilities 27.a high purpose 28.It wasnt / isnt mere luck that 29.something unsaid or undone 30.happen to 31. the rest of ones life Part III Translation Translate the following into English by using the phrases learnt in Unit 4. Sometimes bad luck seems to follow you everywhere. Take, for instance, what happened to me not long ago. One day I drove to a nearby city on business. At a junction I pulled the car to a halt as the red light was on; however, a black Buick suddenly collided into my car from behind. I wa slightly injured. Wild with anger I cursed and got out only to find that the woman driver of the other car appeared to have been knocked unconscious and her young child, who was sitting in the rear of the car, was hurt, too. I had to fumble in my pockets for my mobile phone and call the police. In a few minutes a police car came and rushed the lady and her child to hospital. I was, however, asked to stay where I was. In fact, I didnt leave the scene until two hours later although I was not to blame at all. By the time I got home all my energy seemed to have deserted me. As to the business trip, I had to cancel it. As a result, my work suffered enormously. Up to now, I still cant make sense of the accident. Keys to Unit five Activity 1: Put the MAIN IDEA of each part in the following table. 1. Doctors reason for telling lies. 2. The authors reasons why patients should be told the truth. 3. The author urges that a debate should be held on this issue. Activity 2: Complete the SUMMARY below by using the words learnt in Text A. 1. seriously ill patients 2. tell them the truth about their condition 3. holds a different view on this issue 7 4. especially those who are dying 5. injures the entire medical profession 6. this issue be openly debated Part II Words and Expressions 1. slip into 2. in the dark 3. bring to a close 4. go to great lengths 5. in the long run 6. contrary to 7. in ones eyes 8. refrain from 9. take a stand 10. press for answers 11. old-age practice 12. sharp conflict 13. debate openly 14. professional deception 15. distort news 16. cope with 17. spend ones remaining time 18. invade ones autonomy 19. make informed choice 20. lines of work 21. uphold a promise 22. expose corruption 23. public interest 24. routine physical checkup 25. conceal the truth 26. destroy ones hope 27. commit suicide 28. utter the truth for truths sake Part III Translation 1. Im convinced that, contrary to expectations, the so-called informed decision will bring very grave consequences. 2. Its true he once deceived you, but he has admitted he ha done wrong and apologized. So you shouldnt always treat him with suspicion. 3. He had taken a stand on the issue before it was openly debated. 4. In the course of their investigation, they discovered various forms of political corruption and exposed a number of corrupt officials. 5. Marys dilemma was whether to betray her colleagues by telling her boss the truth or to betray his trust by keeping him in the dark about it. 6. Now, in the first place, what has made you think this program will promote reforms, and in the second, how do you know these reforms will benefit the whole county? 8 7. Sharp conflicts are now arising. 8. Colleagues may disapprove but refrain from objecting. 9. Studies show that, contrary to the belief of may physicians, an overwhelming majority of patients do want to be told the truth, even about grave illness. 10. Nurses may bitterly resent having to take part,