Unit3Security全新版大学英语第三册第三单元课件.ppt

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1、Unit Three,Security,Procedure,PreparationDetail Study of the TextReviewHomework,Preparation,1.Cultural Background:,Crime prevention:In the United States today,Americans are growing more concerned with their security.It is reported that the crime rate is soaring.To help people protect themselves from

2、 crime,police departments in many states have offered to citizens safety tips,such as how to protect yourself when using a banks automated teller machine,how to protect yourself from a carjacking,how to protect yourself from motor vehicle theft,how to protect yourself in parking garages,how to safeg

3、uard your home while on vacation,and how to protect yourself while walking at night.,Here is one set of tips in detail.,Avoid walking or running alone at night.Instead go walking or jogging with a friend.Dont use headphones while walking,driving or jogging.Always walk in well-lighted areas.Avoid the

4、 use of short cuts.After dark,keep away from large bushes or doorways where someone could be lurking.Always stay near the curb.If someone in a vehicle stops and asks for directions,answer from a distance.Do not approach the vehicle.If followed,go immediately to an area with lights and people.If need

5、ed,turn around and walk in the opposite direction;your follower will also have to reverse directions.Do not display cash openly,especially when leaving an ATM.,Preparation,2.Discussion:The security measures we take,A.In our families,what measures do we take to prevent burglaries?,2.Discussion:The se

6、curity measures we take,B.In our contact with the outside world,what precautions do we take to steer clear of danger?,3.Title Interpretation,A.Interpret the title The Land of the Lock in your own words in English.,When we read,we are not only learning new vocabulary or structures,but also looking fo

7、r key information.Identifying keywords is even more important if our reading time is not that plentiful.Lock is the keyword in this text,by locating locks throughout the text,we get a pretty good idea of what this essay is about.,4.Text organization,1).Read writing strategy at page 101 2).Do the fir

8、st text organization exercise at page 79,and try to analyze how these facts arranged?,1.on the latch:(of a door)closed but not locked e.g.Let yourself in;the door is on the latch.Dont forget to leave the front door on the latch if you go to bed before I come back.,Detail Study of the Text,2.close up

9、:shut(sth.)esp.temporarily e.g.I wanted so much to close up my store and go traveling.On the New Years Eve all the stores were closed up in my hometown.Other usage:The cut took a long time to close up.(heal)The sergeant major ordered the men to close up.(coming or bring(sth.)closer together),3.rural

10、:of,in or suggesting the countryside e.g.In rural areas the distance between buildings makes infrastructure development costly.By the year 2003 urban residents will outnumber rural residents in most developing countries.,4.vulnerable:exposed to danger or attack;unprotected e.g.Intruders are developi

11、ng techniques to harness the power of hundreds of thousands of vulnerable systems on the Internet.Compared with Saudi Arabian soccer team,the Chinese team is more vulnerable.Museums in the developing world often have fewer security measures and thus remain more vulnerable to thefts.,5.urban:of,situa

12、ted in or living in a city or town e.g.Motor vehicle emissions,to a large extent,are responsible for urban air pollution.We would adopt drastic measures to cut back not only on carbon dioxide but acid rain and urban smog as well.,6.statistics:collection of information expressed in numbers e.g.The U.

13、S.Immigration and Naturalization Service said government statistics on foreign workers were incomplete.The statistics indicate that roughly every 22 years a major drought occurs in the United States.,7.tranquil:calm,quite and undisturbed e.g.The hospice aims to bring peace and comfort to the dying b

14、y offering expert care and a tranquil atmosphere.Visitors like to stay in this hotel because it is beautiful and located in a tranquil lake area.,8.era:a period of history or a long period of time e.g.The dinosaurs died out about 66 million years ago,at the end of the Mesozoic Era.We are living in t

15、he computer era.Young students should study hard to ensure the countrys fast economic and social development in the era of globalization.,9.electronic:of or relating to electronic or devices and systems developed through electronics e.g.The increasing globalization of the electronic marketplace offe

16、rs opportunities for business and consumers in terms of both access and choice.Use of the Internet offers users a number of basic services including data transfer,electronic mail,and the ability to access information in remote databases.,10.hook up to:connect or attached(sth.)to(sth.else)with or as

17、if with a hook e.g.My computer is hooked up to the Internet,so I can communicate with my students at home via email.The alarm systems in the banks are hooked up to the local police station.Other usage:Will you hook me up at the back?(fasten(a garment)by means of hooks and eyes),11.build in/into:make

18、(sth.)as part of the structure e.g.The cupboards in the kitchen are all built in.We are having shelves built into the wall over the bed.,12.pry:force sth.open or away from a surface e.g.They pried open a sticky can of blue paint.Her car trunk had been pried open and all her equipment was gone.,13.pa

19、ste:stick sth.with glue e.g.The protesters has pasted slogans all over the walls.The young man pasted the pictures of his favorite singer on the wall.,14.premise:1)(pl)all the buildings and land that an institution occupies on one site e.g.There is a kitchen on the premises.The shop sells food but d

20、oesntt allow it to be eaten on the premises.The company is looking for new premises.,2)sth.that you accept as true and use as a basis for another idea or way of thinking(usu.Followed by that clause)e.g.The corporation operates on the premise that family life directly affects business results.The pro

21、gram started from the premise that men and women are on equal terms in this society.,15.advertisement:an announcement in a newspaper,on television,or on a poster about sth.such as a product,event,ot job vacancy e.g.Tobacco advertisements have been banned from TV for several years.At this time of the

22、 year,the newspaper are full of advertisements for English courses during the summer vacation.,16.feature:give a prominent part to(sb./sth.)e.g.Modern libraries often feature ethical conflicts,divided loyalty,or concerns about the afterlife.They had a traditional Thanksgiving dinner featuring roast

23、turkey.Other usage:Does a new job feature in your future plans?(have an important or prominent part in sth.),17.chart:a diagram,picture,or graph which is intended to make information easier to understand e.g.The nurse gave the doctor a chart showing the patients temperature and blood pressure.Studen

24、ts are required to write an essay according to the chart showing the changes in the peoples diet.,18.put up:build or erect e.g.He put up a new fence around his house.Most of the old buildings were pulled down so that block of apartments could be put up.,Other usage:They surrendered without putting u

25、p much of a fight.(offer or present(resistance,a struggle,etc)in a battle,game,etc.)We can put you up for the night.(provide food and accommodation for sb.)The Greens Party hopes to put up a number of candidates in the General Election.(present sb.in an election)Put your hand up if you want to ask a

26、 question.(raise or hoist sth.),The team will be put up on the notice board.(fix or fasten sth.in a place where it will be seen;display sth.)My landlords threatening to put the rent up by$10 a week.(raise or increase sth.)A local businessman has put up the$500 000 needed to save the football club.(p

27、rovide or lend(money)He put up a proposal.(present(an idea,etc)for discussion or consideration),19.barrier:thing that prevents progress or movement e.g.The driver slowed down as he approached the police barrier.The program serves as a barrier that stops children viewing unhealthy programs on the Int

28、ernet.,20.barricade:a barrier of large objects,intended to stop an enemy;block with a barricade e.g.The rioters barricaded streets with piles of blazing tyres.Protesters have been putting up barricade across a number of major streets.,21.wander:move about without a fixed purpose(followed by about/ar

29、ound/through etc.)e.g.When he got bored he wandered around the campus.We wandered through the old part of the town,totally lost.Many people from the rural areas wandered from town to town looking for work.,22.take off:(aircraft,bird or insect)move from the ground and begin to fly e.g.Kids like watch

30、ing planes take off and land.The plane didnt take off on time because of the heavy storm.,23.hold/keep(sb.)at bay:prevent(an enemy,pursuers,etc.)from coming near e.g.Eating oranges keeps colds at bay.She left the light on at night to keep her fears at bay.,24.sideways:to,towards or from the side(a.,

31、ad.)e.g.Alfred shot him a sideways glance.If you would move sideways to the left,I can get everyone on the picture.,25.stand for:represent;mean e.g.He hates us and everything we stand for.That newspaper is often thought to stand for freedom of speech.“GMT”stands for Greenwich Mean Time.,26.be bathed

32、 in:cover or envelop as if with liquid e.g.The fields and woods were bathed in a golden light at sunrise.He was interviewed in a room bathed in soft red light.She bathed her feet in warm water to relieve the pain.,27.analyze:examine sth.in detail in order to understand it,esp.by considering separate

33、ly all the elements it consists of e.g.Assemble your knowledge and analyze it:that is the way forward.We will analyze the results of the poll and report on our findings tomorrow.Television stations and networks analyze their audiences for the guidance of advertiser.,28.with/by a small/large margin:e

34、.g.Governor Bush won the election but by a small margin.Demand for college education exceeds capacity by a large margin.With the improvement of their living conditions,peoples demand for air-conditioning has increases by a large margin.,29.error:mistake e.g.I was guilty of making an error of judgmen

35、t.The plane was shot down in error by a NATO missile.,30.civilize:cause to improve from a primitive stage of human society to a more developed one e.g.Some people believe that it is the duty of the government to civilize the jungle tribes at the earliest opportunity.Others argue that the tribes shou

36、ld be left alone to follow their traditional way of life in peace.The terrorist attack on the World Trade Center has shocked the civilized world.,31.reflection:1)a thing bringing discredit or criticism(follow by on)e.g.The fact that we all failed the test was a reflection on our teacher.When childre

37、n are criticized by their teachers,mothers often see it as a reflection on themselves.,2)reflecting(careful thinking)or being reflected e.g.After much reflection,Ive come to a decision.After thirty years as a teacher,his reflections on life were worth listening to.His unhappiness is a reflection of

38、his mistaken marriage.,32.puzzling:confusing,not easy to understand e.g.I found that English film very puzzling.Nobody at the meeting liked his puzzling statement.,Puzzle:cause(sb.)to feel confused and slightly worried because they cannot understand sth.;thinking hard in order to understand e.g.It p

39、uzzles me why she gave up the chance of studying abroad.The police are still puzzling about the cause of the accident.,33.look back on:think about(sth.)in ones past e.g.When you look back on your life,what moments would you cherish the most?In his speech the president looks back on the economic reco

40、very and makes clear his desire to reduce the federal budget.,Useful Expressions,on the latchcarry keys close upwell-patrolled urban streetsthe allegedly tranquil areasthe era of is overelectronic alarm system,hook up tobuild in under surveillanceput up barricadessecurity guardshold/keep sb.at bayel

41、ectronic friskerswithout so much as a sideways glance,stand forbe bathed inwith/by a small/large margin of errorin the history of civilized menoutsmart oneselflook back onunseen horrors,Homework,Recite Paras 4-8Finish reading text B and the exercises after itWrite an article entitled Why We Are for Gun Control or Why We Are against Gun ControlFinish Part C and D of unit 5 and 6,listeningPreview unit 3,extensive reading,The End!,Wish you a good day!,