(优选)大学英语全新版第三册第三单元答案课件.ppt

《(优选)大学英语全新版第三册第三单元答案课件.ppt》由会员分享，可在线阅读，更多相关《(优选)大学英语全新版第三册第三单元答案课件.ppt（37页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、（优选）大学英语全新版第三册第三单元答案课件Parts paragraphsMain IdeasPart TwoParas1-3Part TwoPar4-15Part ThreePa16-19In America, the era of leaving the front door on the latch has drawn to a close. A new atmosphere of fear and distrust creeps into every aspect of daily life. As a result, security devices, in varied form

2、s, are put to use.By locking our fears out, we become prisoners of our own making.2. In the text the author uses lots of facts to support his central point of view: America is deteriorating from “the Land of the Free” into “the most insecure nation”. Could you find any more supporting facts than the

3、 one that has been listed below, and write them down?1) Doors are not left unlocked either in cities or in rural areas. 2) _ _3) _ _4)_ _ _Dead-bolt locks, security chains, electronic alarm systems and trip wires are widely in use.Suburban families have steel bars built in sliding glass doors.Small

4、notices warning against burglary are commonly seen pasted on the windows of the most pleasant homes.5) _ _6) _ _7) _ _ _8) _ _Access cards are required of those who work with medium to large-size companies.Suburban housewives wear rape whistles on their key chains. Airport security uses electronic X

5、-ray equipment to guard against terrorism.Businessmen employ new machines linked up to their telephone to help determine whether the caller is telling lies or not.I.2. Fill in the gaps with words or phrases chose from the box. Change the form where necessary.universal wanderby a small margin without

6、 so much asbarrierthreatenfeaturecivilize close upCharthook up to be bathed inpastemediumsideways build inI. Vocabulary 1.According to some scientists, global warming _ the survival of the whole human race.2.The number of visitors from parts of Scotland not including the Edinburgh area was, in fact,

7、 relatively small (19%), and exceeded the number of overseas visitors (16 %) _.3.The early Spaniards established a chain of mission s to _ the local population along the San Antonio River. 4.It was common practice then that when the store owners wanted to go on vacation they simply _. threatencivili

8、zeby/with a small marginclose up5. As they didnt have relatives or friends there they often _ around nearby malls when they got bored. 6. To make a birthday card, you can simply cut some funny or pretty pictures from magazines, _ them onto a piece of card and then write your message inside. 7. She p

9、icked up the receiver and, _ asking the caller to hold on, went off to tell Jack that he was wanted on the phone. 8. To relax himself for a little while, he rose from the computer desk, walked across the room towards the window and stretched both arms upwards and _.wanderedpastewithout so much assid

10、eways9. The new product has a pair of small loudspeakers fitted inside, which you can easily _ your computers sound card. 10. Music in fact is a _ language of a non-verbal nature which is rich in expression. 11. This _ is designed to show at a glance how many rooms have benn rented out and how many

11、are still available. 12. _ glorious sunshine, the boundless stretch of corn fields looked an impressive sight. hook up touniversalchartBathed inI.2. Use the verb in brackets to form an appropriate phrasal verb you have learned and replace with it the italicized part in each of the following sentence

12、s:Model: None of us carried keys; the last one in for the evening would shut the door, and that was it. (close)None of us carried key keys; the last one in for the evening would shut the door, and that was it. s; the last one in for the evening would close up, and that was it. 1.Following a major mu

13、rder investigation in the local community, the police reduced their list of suspects. (narrow) 2.In his autobiography, Mr. Hanson recalled his second career, taken up at the age of sixty, as the happiest time of his life when his creativity was exercised to the full. (look) 3.The heavy rain stopped

14、the supply of electricity to large parts of the South and caused the polluted rivers to flood which later contaminated the entire region. (cut) 4. The book is small enough to find sufficient room in your pocket. (fit) _5. Both sides are trying to weaken the other by obstinately sticking to their own

15、 positions in the negotiations. (wear) 6. The secret of a successful school depends on effective co-operation between professional leadership, the government and the local authority. (lie) _7. Many suburban residents in the U.S. erect an invisible electronic fence around their premises to prevent th

16、eir pets from running away. (put) 8. The initials VAT represent Value Added Tax, which is a type of tax paid by the person who buys the goods or service. (stand) 1. Researchers at the Department of Clinical Medicine in Oxford have found a certain gene which they think is likely to make people open t

17、o easy attack by asthma (哮喘哮喘). (vulnerable)A certain gene_I.3. Rewrite each sentence with the word or phrase in brackets, keeping the same meaning. The first part has been written for you. which is likely to make people vulnerable to asthma has been found by researchers at the Department of Clinica

18、l Medicine in Oxford. 2) Their bedroom is pretty small. To make it look larger, they had to construct into wall a wardrobe with mirrored doors. (build in)A wardrobe _3) The space shuttle Challenger blowing up in January 1986 killing all seven crew is highlighted in the NBC shows opening shots(片头片头).

19、 (feature)The NBC shows opening shots4) Increasing your intake of fruit and vegetables both low in calories and rich in Vitamin C has the benefit of keeping colds away from you. (threaten)Colds_intake of fruit and vegetables both low in calories and rich in Vitamin C.5) Imported oil has absorbed 40%

20、 of foreign exchange. As a result energy difficulties has held back the growth for economy. (barrier) Energy difficulties_Model: Suburbs and country areas are, in many ways, even _ than well-patrolled urban streets. _ show the crime rate rising more dramatically in those allegedly tranquil areas tha

21、n in cities. At any rate, _ of leaving the front door on the latch is over. (era, statistics, vulnerable) I.4. Complete the following, using the words or phrases in brackets. Make additions or changes where necessary. 1. Jacobhis summer holidays spent on the Big Island of Hawaii with its beautiful l

22、andscape and _ atmosphere as a rare escaped from the madness of . (urban, tranquil, look back on)2. Learning in the information _ is really convenient and efficient. With your computer _ Internet, you can easily obtain _ resources relevant to your research. (era, electronic, hook up to) 3. Detective

23、, who believe more than one person is behind the constant attacks in _, are using _ computer _ to _ specific behavior and situations. However, they are also aware that they shouldnt rely too much on computer because it may _ at times. (suburb, system, sophisticated, analyze, error)II. Collocation Ve

24、rb + noun + adverb of directionIn English, combination of this kind, if used properly, could make your expression neat and concise. For instance, instead of saying “indicate to sb. that he/she can enter by waving ones hand”, just say “wave sb. in” as in Text A: Maybe the security guard at the front

25、desk knows your face and will wave you in most days.The following are a few more examples taken from the texts you have learned before:I took the list home and did nothing until the night before the essay was due. (Text A, Unit 1, Book 1)As soon as he had dragged him away he patted out the flames on

26、 Royces body and on his own legs and arms with his bare hands. (Text B, Unit 2, Book 1)I start to feel as though Ive become one with my machines, taking data in, spitting them back out, just another link in the Net. (Text A, U.4, Book 2)It leads to intimacy before acquaintance; it scatters secrets o

27、utwards, not inwards; and most worrying of all, it is a vehicle for liars. (Text B, U.4, Book 2)Now put an appropriate adverb into each gap in the following sentences:6) I bought the books and took them _, only to find some pages missing. Nevertheless, I found them interesting and still thought they

28、 were a bargain. 7) It is on such schemes that they intend to bring the level of unemployment to at least the 1990 low point or even lower.8) Hong Kong is a free port where people bring goods from all over the world _, and then ship them _ to other lands without tax being charged.homeback downinoutI

29、II. UsageDouble negationOccasionally two negative occur in the same sentence, like not infrequently, a not unattractive woman, etc. Such double negative phrases are devices of understatement, not infrequently meaning rather frequently and a not unattractive woman meaning a fairly attractive woman. S

30、imilarly, the sentence in Text A: It is not uncommon, in the most pleasant of homes, to see pasted on the windows small notices means, It is rather common, in the most pleasant of homes, to see pasted on the windows small noticesNow complete the following sentences by translating the Chinese into En

31、glish, with the double negative construction and a proper word from below.Unrelated unconcerned unusual unrealistic unattractive1. _(因特网已不再是一个不同寻常的字眼因特网已不再是一个不同寻常的字眼). In todays electronic age, it is changing the way customers behave in deciding what products to buy, and where to buy them.2.The busi

32、ness suit has long been the uniform for male office workers. _ (大多数大多数男人穿上西服看上去倒不是没有魅力男人穿上西服看上去倒不是没有魅力). The problem is sometimes, esp. at the height of summer, their movement seems to be restricted.Internet is not such an unusual word as it used to beMost men do not look unattractive in them3._(尽管很

33、富有，她对突然遭到解雇并非无动于尽管很富有，她对突然遭到解雇并非无动于衷。衷。) She keeps blaming herself for not having been somehow indispensable (不可或缺的不可或缺的).4. New York City was once the murder capital of the world. Due to a new policy called “zero-tolerance”, the policy of not tolerating even the smallest crime, the city can now be

34、seen as a leader in crime fighting. _(鉴于严重犯罪鉴于严重犯罪活动的大幅下降，这样的声言并非不切实际活动的大幅下降，这样的声言并非不切实际).Wealthy as she is, she is not unconcerned by her sudden unemployment. This claim is not unrealistic in view of a sharp decrease in the citys violent crimes5. He skips breakfast on a daily basis; frequently miss

35、es meals in order to accommodate busy work or social schedule; eats a lot of fast-food; and fails to exercise regularly. _. (他身体欠他身体欠佳，与他不健康的生活方式不无关系。佳，与他不健康的生活方式不无关系。) His poor health is not unrelated to his unhealthy way of life.Comprehensive ExercisesI. close1.Text-relatedComplete the following p

36、assage with words chosen from the words and Phrases to Drill box. Change the form where necessary._ (1) show that crime in (2) areas is now rising faster than in the cities. The (3) when the countryside _(4) safety and security has long gone. No longer is it safe anywhere to go out leaving the door

37、_(5). We all feel _ (6) and seek to strengthen the (7) we use to hold criminals at bay. Statistics ruraleraon the latchvulnerable stood forbarriers These can range from old fashioned bolts and bars to the latest _ (8) devices. A moments (9), however, is enough to bring us face to face with the follo

38、wing puzzle: we may have locked the evils out, but in doing so we have locked ourselves in. this hardly seems a (10) way of life.electronicreflectioncivilized2. Theme-relatedRead the passage carefully until you have got its main idea, and them select one appropriate word for each gap from the box fo

39、llowing the passage. Statistics show that at some point in your life, you will get robbed. Things get even worse for apartment dwellers(居住者居住者) because so many people pass in and out of an apartment building, and it is much (1) to keep non-residents out.So what to do? Dont panic. Yes, apartments are

40、 _ (2) to robbery, but there are options other than barricading yourself in your apartment with a shotgun. We suggest that you Use some common sense to _ (3) that target from your door. Then the burglar will rob the less guarded, not you.tougher / harderliableshift We know what youre thinking: “Ill

41、never get robbed. Whod want to steal a half can of Diet Coke and an _ (4) toothbrush?” if those really are the only things in your apartment, you have every reason not to worry. However, it you have something youd like to keep say, a TV, a stereo, a computer, a Picasso its wise to be _ (5).Your goal

42、 is not to set up any _ (6) security systems to hold _ (7) at bay; your goal is to keep criminals from even trying to _ (8) into your apartment in the first place. If someone really wants to break in, _ (9) are that he/she is going to find a way by breaking a window or climbing up the fire escape. e

43、lectroniccautioussophisticatedthievesbreakchancesTherefore, you should remove all _ (10) that say, “Hey, look at me! Lots of goodies and not security! Come on in!” lock the door when you leave. Dont leave the windows open all day long. Dont tape notes on the door directed to your mate reading “Gone

44、all day! Left the door unlocked for you!” just use your brains!signsII. Translation 1. Translate the following passage into English, using the words and phrases in brackets.1) 无论是在城市还是在农村，因特网正在改变人们的生活方式。无论是在城市还是在农村，因特网正在改变人们的生活方式。(urban, rural) The internet is changing the way people live, no mater

45、whether they are in urban or rural areas. 2) 和大公司相比，中小公司更容易受到全球经济危机的威胁。和大公司相比，中小公司更容易受到全球经济危机的威胁。(medium, vulnerable) Medium-sized and small companies are more vulnerable to the threat of the global economic crisis than large ones. 3) 关于期末论文，教授要求我们先分析失业图表，然后对国家的经济关于期末论文，教授要求我们先分析失业图表，然后对国家的经济发展提供批评性

46、的见解。发展提供批评性的见解。(analyze, chart, reflection) With regard to our term papers, the professor asked us to analyze the chart of unemployment first, and then provide critical reflections on the nations economic development.4) 他从来也没有想到他们队会以大比分赢得那场篮球赛。他从来也没有想到他们队会以大比分赢得那场篮球赛。(by a large margin, it occurs to

47、)It never occurred to him that their team would win the basketball match by a large margin.5) 回顾二十年的中学教学，我把我的成功归结为耐心、才能和对知识回顾二十年的中学教学，我把我的成功归结为耐心、才能和对知识的不断追求。的不断追求。(look back on)Looking back on my twenty years teaching in high school, I attributed my success to patience, talent, and the constant pur

48、suit of knowledge. 2. Translate the following passage into English, using the words and phrases given below.人们几乎无法将蓄意行窃的盗贼拒之门外。所能做的只是设法阻拦他人们几乎无法将蓄意行窃的盗贼拒之门外。所能做的只是设法阻拦他们片刻，从而使其暴露在巡警（们片刻，从而使其暴露在巡警（police patrol)，面前。常识告诉我们，面前。常识告诉我们，光照是犯罪行为的障碍物。家门口必须安装一盏灯，并在晚间开着。光照是犯罪行为的障碍物。家门口必须安装一盏灯，并在晚间开着。如果你碰巧是最晚一

49、个回家，别只关门而不上锁。如果你决定要购买如果你碰巧是最晚一个回家，别只关门而不上锁。如果你决定要购买精密的电子警报系统，别忘了所要报警器的标志，并把它们张贴在窗精密的电子警报系统，别忘了所要报警器的标志，并把它们张贴在窗户和门上。此外，你还可以将报警系统连接到警署。户和门上。此外，你还可以将报警系统连接到警署。 sophisticated hook up to barrierelectronic On the latchput up systemIt is almost impossible to keep a determined burglar out. All you can do i

50、s discourage him for a few minutes, thus exposing him to police patrols. Common sense tells us that lighting is a barrier to criminal activity. A light should be fixed in the doorway and switched on at nigh. Make sure / Assure yourself that you dont leave the door on the latch if you happen to be th