大学英语课后习题

Unit1 audio boundary cup v decade directly focus overtake species subtle tone 1 The essayist s language expresses rich and subtle meanings 2 The stockbrokers were overtaken by the sharp drop in the stock market last Tuesday 3 Biologists have estimated that there are around one million animal and plant species living and growing in the rainforests 4 In the United States the cost of living has been steadily rising in the past few decades 5 The quickly growing company has ambitious plans to expand beyond nation boundarie 6 That computer store is having a sale of audio software let s go and have a look 7 To be safe you may put on your dark glasses to avoid the sun shining into directly your eyes 8 When the kitchen is finished I m going to focus my attention on the garden shed 9 In a serious tone of voice the doctor warned him to keep off sugar 10 She Cupped her hands around the mug of hot coffee to warm them 1 I didn t expect you to be so efficient at that rate the task will be finished ahead of schedule 2 For the sake of safety you must keep all medicines away from children 3 When we come to know these new employees better we will assign more suitable tasks to each of them 4 This evening dress is rather expensive since it is made by hand 5 In the World Cup England tried to beat its long term rival Argentina and qualify from the Group of Death and vice versa Unit2 Model Einstein s theories of relatively contributed much to the development of science relativity 1 The spokesman was merely given a condense version of the document so he didn t know much about the details condensed 2 Stout s curious in science was sparked by the fascinating stories about Nobel Prize winners curiosity 3 When there is too much smoke in the room the devise would automatically turn on the alarming system device 4 Anyone without patience and persistent is unlikely to make a good researcher persistence 5 There is convinced evidence that stress is partly responsible for his failing health convincing pparentconvincecuriositydetailfundamental patiencerespondsparkstirultimate 1 The theories of relativity have made fundamental changes in our views of the universe 2 That is our ultimate proposal and no other changes will be considered 3 he forest ire was found to have been sparked by a cigarette end 4 The speaker had apparently noticed that his topic wasn t popular with the audience so he quickly ended his speech 5 I ve no patience with people who are always complaining of their misfortune 6 I have never imagined that I would be the object of such curiosity 7 The doctors tried to convince her that she didn t need to feel depressed about her health 8 The police asked him to describe the accident in ever detail y 9 The quality guarantee and good after sale services will certainly meet with positive responses from the consumers 10 The story of Harry Potter has stirred the imagination of children throughout the world 1 The scoundrel has fooled a lot of people into believing he s a rich man 2 Isn t this straw hat beautiful My wife came upon it on her business trip to China last year 3 A group of bystanders was invited to join in the game 4 Scientists will have to come up with new technologies to improve the world s food and fuel supplies 5 The news of the President s warlike speech yesterday pushed the stock market to a sharp rise of up to 120 points Unit3 attain attractive brand campaign import manufacture market modest precise sponsor 1 I don t think that the amount of studying you did in high school would be sufficient for you to attain good marks in university 2 Because of the impact of poor sales in other Asian countries there has been a modest decrease in houses sale in China this year 3 Some young people find computer games so attractive that they can hardly pull themselves away to tend to other matters 4 The victim was able to give a precise description of the drunken driver which was rather helpful to the police 5 Some non governmental organizations are planning a public campaign to awaken people to the problem of noise pollution 6 The cost of producing a tube of toothpaste is about 3 yuan so we will market it at 5 50 yuan to ensure our profits 7 Mike is now the director of a factory which manufactures canned food 8 Plenty of football and basketball clubs are eager to sponsor young athletes if they show great promise 9 The sweaters are made of wool imported from Australia 10 According to a recent survey youths are beginning to have a lot of influence on the products and brands their parents choose 1 She wants to drop out of college and become a singer but her parents frown very much on her intention 2 Many great men have risen from poverty for instance Lincoln and Edison 3 The number of families with both parents taking full time jobs is growing as a result children are doing more of the housework 4 I can use a computer but when it comes to hardware I know almost nothing at all 5 It is expected that all the countries under the WTO umbrella should trade on equal terms Unit4 combatcontroversyexcessiveinstinctirrational prohibitionrecklessregulationstirstring 1 A hacker attacked an e commerce marketplace site This is the latest in a string of online break ins in which credit card numbers were stolen 2 The coming of IBM s CEO caused a stir of excitement on the campus 3 Brown s comments on the project caused unexpected controversy 4 To combat poverty in the city millions of dollars have been spent on training the unemployed workers 5 You will be overweight if you consume excessive amounts of fat 6 The effective implementation of environmental laws and regulations is the responsibility of the local government 7 Trust your instincts and do what you think is right 8 After 20 hours of non stop partying scores of the bravest or most reckless men will risk their lives in a three minute dash from six fighting bulls 9 The prohibition on street begging will be in force next month 10 The court gave the heavy sentence in response not to the facts of the case but to the irrational public fear 1 With no paper qualifications to his name he failed to get a decent job 2 This high dosage of Vitamin C is an excellent way of helping to keep at bay nasty colds and viruses 3 We have exchanged views on everything under the sun 4 Taiwan s PC makers were said to have jumped the gun by launching a new series of mini laptops 5 Hundreds of fans lined up to get the signature of their favorite singer but she didn t show up Unit5 assume commit confuse hint mislead peculiar puzzle qualify retreat vague 1 Being the son of a professor does not qualify him for the scholarship consideration 2 The police suspect that it was John who had committed the murder 3 So far the new manager has given little hint that he won t be any different from the former one 4 From all the indications it is safe to assume that the prices of cars will go down by large margins 5 Some of his instructions are outdated and others are too vague to be understood 6 The local dialect sounds a little peculiar to the people from the north 7 The failure of the movie hastened her decision to retreat from the glamorous screen and spend more time with her family 8 The woman s headache puzzled the doctor he couldn t find the cause 9 The state has laws that protect consumers against fraud or misleading sales practices 10 He tried to explain the complicated theory to me but I got even more confused by the technical terms in his explanation 1 The local government s decision to reduce unemployment benefits enraged the workers who were laid off and they resorted to violent protest 2 What s the point of racking your one s brains for months over something that a good teacher could have explained in minutes 3 The boy admires his father and hangs on his every word 4 The manager pulled the pencil and pad from his shirt pocket and jotted down every word the customer said 5 At present the whole world seems to be at a loss about how to cope with economic globalization Unit6 approach core counterpart economy efficient exception invite relief punctually vague 1 The mayor is scheduled to meet his American counterpart during his 7 day visit to San Francisco 2 Mr Wilson is quite satisfied with his new secretary because she s much more efficient than the former one 3 I felt great relief when I heard I had passed the examination 4 The regulations are so vague that they lead to misinterpretation 5 Chinese and mathematics have always been the core subjects in primary and secondary schools in China 6 You are expected to get to the interview punctually or a few minutes early 7 Getting tired of her partner s all talk no action approach she decided to take the action all by herself 8 For the purpose of economy Mary decided to take lunch box to work every day 9 You could not be exempted from the punishment because there can be no exception to the rule 10 Strife at home would invite dangers from abroad 1 We hope the special loan from the bank will pull our company through the crisis 2 It is believed that the car the police found at the parking lot of the airport terminal belongs to the gunman 3 He founded the company five years ago and has been managing the business ever since 4 The five candidates will speak in turn to introduce themselves to the voters 5 At the wedding party guests milled about with cocktails in hand talking and laughing Unit7 confusion creep curl deepen expose nightmare pulse somewhat throb utter 1 As I came to know more about classical music my love for it deepened 2 The soldiers in the open field were exposed to the enemy s gunfire and many of them got killed or wounded 3 I saw a little girl curled up comfortably in an armchair reading a children s magazine 4 The long climb up the hill made our heart throb 5 For many years the September 11 attack on the World Trade Center in New York will remain a nightmare for the American people 6 Don t bother about him What he has said is utter nonsense 7 The explosion at the crowded market place caused great confusion in the small town 8 The doctor felt the patient s pulse on her wrist and then took her temperature 9 After the intensive training they became somewhat more confident than they used to be 10 The sight of the rats running about in the house made my flesh creep 1 He was sentenced to 2 years in prison and on top of that all his property was confiscated 2 The chairman talked and talked and it seemed as if the meeting would never end 3 Drugs and alcohol have put this young man in a state of utter physical ruin 4 As a leading producer of spare parts for airplanes our company is a long way ahead of other companies 5 The bank robber has been sentenced to a ten year imprisonment If only he had known the consequence before he committed the robbery Unit8 bewilder comfortable confine daze drift innocent linger overwhelm terrify venture 1On arriving at the scenic spot the tourists were warned not to venture on the river in the small boat 2 Let s go and sit in the middle of the theater so that we can see the screen at a comfortable angle 3 The judges must confin