強(qiáng)大的引擎隆隆發(fā)動(dòng)

1、Unit 4 World of the Future1. Teaching Objectives1) To help students to get to imagine the future world;2) To help students to get to know the style of science fiction;3) To help students to learn to analyze the text;4) To help students to learn the language in this text;5) To help students to develo

2、p oral English ability and communicative competence.2. Teaching Procedures1) Lead-in activities2) Cultural Backgrounds3) Text analysis 4) Structural analysis5) Language study6) ExercisesI. Lead-in activities1. Audiovisual supplementsWatch the film episode and then answer the following questionsFilm

3、Episode: I, RobotQuestions:1). Why was the police officer scolded by the woman? 2). If you had a robot as your assistant, what would you want it to do?2. Group Discussion1. What the world may be if there were only robots?2. Can robots finally take the place of human beings? What can we do to avoid?I

4、I. Cultural backgroundWith the rise of human civilization about 8,000 years ago and especially since the Industrial Revolution in the mid-1700s, human beings began to alter the surface, water, and atmosphere of Earth. In doing so, they have become active geological agents, not unlike other forces of

5、 change that influence the planet. As a result, Earths immediate future depends to a great extent on the behavior of humans. For example, the widespread use of fossil fuels is releasing carbon dioxide and other greenhouse gases into the atmosphere and threatens to warm the planets surface. This glob

6、al warming could melt glaciers and the polar ice caps, which could flood coastlines around the world and many island nations. In effect, the carbon dioxide that was removed from Earths early atmosphere by the oceans and by primitive plant and animal life, and subsequently buried as fossilized remain

7、s in sedimentary rock, is being released back into the atmosphere and is threatening the existence of living things.III. Text introductionThroughout the text, the writer describes or tells the wonderful things of the future face to face with you as a reader, which is appropriate and impressive, and

8、which sounds more objective and believable. Some questions are asked either to introduce the main topic or to project paragraph topics. IV. Structural analysisParagraphs 1 4 This part describes a future journey to the wonderful undersea world and puts forward the topic to be related.Paragraphs 5 7 I

9、n this part, the author describes a future journey into space to visit the Moon, the Mars and the VenusParagraphs 8 12In this part, the author describes some wonderful things that may come true in the far future.Paragraphs 13 21In this part, the author describes such great wonders of the future as w

10、ill directly influence or be closely related to future life. V. Language study: powerful engine purrs to life. Paraphrase: powerful engine starts, producing a quiet, continuous, slightly shaking sound. 強(qiáng)大的引擎隆隆發(fā)動(dòng)。you have fun looking out the window Explanation:The word funny describes something that

11、makes you laugh or that is strange. It is not the same as the word fun.e.g. The party was fun. (it was enjoyable)e.g.The film was funny. (it made us laugh)看著窗外你會(huì)覺(jué)得很有趣 take a future journey the other way up instead of down. Paraphrase: take a future journey the other way traveling in space instead of

12、 under the water.以另一種方式進(jìn)行未來(lái)之旅去太空而不是潛水旅行。rocket liner Explanation:a passenger spacecraft powered by rocket engines火箭太空飛船Moon CampExplanation:an imaginary place on the moon where a group of specially designed buildings are erected for scientists and moon vacationers月球營(yíng)地Mars ColonyExplanation:Mars is o

13、ne of the planets in the solar system, it is the fourth planet from the sun and orbits the sun at an average distance of about 228 million kilometers. Mars is named for the Roman god of war and is sometimes called the red planet because it appears fiery red in Earths night sky. Mars Colony is an ima

14、ginary place on Mars that is populated with permanent residents.火星殖民地Venus Exploration OutpostExplanation:Venus is one of the planets in the solar system, the second in distance from the sun. Except for the sun and the moon, Venus is the brightest object in the sky. Venus Exploration Outpost is an i

15、maginary base on Venus where a group of specially designed buildings are established for Venus exploration.金星探險(xiǎn)前哨基地telepathy helmet Explanation:a special hat worn to communicate with others mentally without using words or other physical signals心靈感應(yīng)頭盔body bankExplanation:a “bank” where different part

16、s or organs of human bodies are kept for replacing the diseased or damaged part or organ of a person人體器官銀行submarine n. & adj.1) n. a ship, especially a military one, that can stay under water If you stopped the flights, their submarines would go undetected.2) adj. growing or used under the seasubmar

17、ine plant lifePractice：Translate the following sentences into Chinese:1) submarine cables 海底電纜2) submarine sandwich 長(zhǎng)卷三明治shaped adj. having the type of shape mentioned huge balloon shaped like a giant cowDerivation:shape v. shape n. shapeless adj. shapely adj. Comparison:shape, form, mouldshape: to

18、make something have a particular shape, especially by pressing it form: to make something into a particular shape, especially with your handsmould: to make clay or some other soft material into a particular shape by pressing it or putting it into a special hollow objectPractice：Fill in the blanks wi

19、th proper words:1) Gel is great for holding and _ (shape, form, mould) shorter hairstyles.2) _ (shape, form, mould) the sausage meat into little balls.3) She cut away the corners to _ (shape, form, mould) a circle.shark n.a large sea fish with several rows of very sharp teeth that is considered to b

20、e dangerous to humansSharks were circling around our boat.It was only a small shark about three feet long so I ignored it and began the survey.Collocation:loan shark: someone who lends money at very high rates of interest and will often use threats or violence to get the money backpool/card shark: s

21、omeone who uses their skill at pool or cards to cheat other players out of moneypurr v.1) if a cat purrs, it makes a soft low sound in its throat to show that it is pleased The cat looked into my eyes and began to purr.2) if the engine of a vehicle or machine purrs, it works perfectly and makes a qu

22、iet smooth soundOur limo purred smoothly along the tree-lined road.Practice：Translate the following sentences into English:1) 那輛卡車一路嗚嗚地開著。That truck purred along the road.2) 那貓發(fā)出大聲的咕嚕聲。The cat purred loudly.slide v.to move smoothly over a surface while continuing to touch it, or to make something mo

23、ve in this way Francesca slid across the ice.Daniel slid out of the room when no one was looking.Comparison:slip, glideslip: to accidentally slide a short distance, especially so that you fall downglide: to move smoothly and quietly across a surface, especially in a graceful wayPractice:Fill in the

24、blanks with proper words:1) He _ (slip, glide) and fell. I think hes broken his arm.2) Your skis should _ (slip, glide) naturally as you move across the snow.dive v.1) to go under water or to a deeper level under water2) to jump into deep water with ones head and arms going in firstLook at those chi

25、ldren diving for oysters over there!Practice：Translate the following sentences into Chinese:1) The girl dived into the water to catch fish.那個(gè)女孩跳入水中去抓魚。2) They are diving for gold from the Spanish wreck.他們正潛水尋找西班牙沉船上的黃金。jet n.1) a narrow stream of liquid or gas that comes quickly out of a small hole,

26、 or the hole itselfShe soaped herself beneath the refreshing jets of water.2) a fast plane with a jet engineEnemy jets attacked our positions.Practice:Translate the following sentences into Chinese:1) The oil gushed out of the ground in great jets.原油從地下大股大股噴涌而出。2) Many rich people have private jets.

27、很多富人都有噴氣式飛機(jī)。skim v.to move along quickly over a surface, never touching it or not touching it often The ball skimmed across the grass and stopped against the wall.Seagulls skimmed the water, looking for fish.Collocation:skim stones/pebbles: to throw smooth, flat stones into a lake, river, etc. in a

28、way that makes them jump across the surfaceskim through/over: to read something quickly to find the main facts or ideas in itskim somebody/something off: to take the best people or the best part of something for yourselfPractice:Fill in the blanks with proper words:1) The swallows were skimming _ (o

29、ver, off) the water.2) Professional sport skims _ (over, off) all the best players.sight n.1) something you can seeStreet dentists are a common sight in Pakistan.2) the physical ability to seeHe began to lose his sight six years ago.Collocation:at the sight of somethingin/within sightcome into sight

30、Idiom:out of sight, out of mindPractice：Translate the following sentences into Chinese:1) The sunrise at the seaside was quite a sight to behold.海邊日出真是個(gè)奇觀。2) Their first sight of land came after seven days on the sea.在海上航行7天之后，他們見(jiàn)到了陸地。cliff n.a large area of rock or a mountain with a very steep side

31、, often at the edge of the sea or a riverHe ran off the cliff and leapt into the air.valley n.an area of lower land between two lines of hills or mountains, usually with a river flowing through itEach year several thousand people leave the valleys and few arrive.The marines would land on the beach n

32、orth of the valley.Practice：Translate the following sentences into Chinese:1) A small town situated in the valley.山谷中坐落著一個(gè)小城鎮(zhèn)。2) Many people prefer the quite life in the valley.許多人喜歡山谷里平靜的生活。come true to happen in the way that someone has said or hopedThe prediction seems to have come true.Collocati

33、on:hold true Practice：Translate the following sentences into Chinese:1) His dream will never come true if he lives his life in this way.如果他繼續(xù)這樣生活下去，他的夢(mèng)想是不會(huì)實(shí)現(xiàn)的。2) His dream of entering into university has come true.他上大學(xué)的夢(mèng)想已經(jīng)實(shí)現(xiàn)了。wonder n.something that makes you feel surprise and admirationThe Interne

34、t has introduced millions to the wonders of digital photos and graphics.Collocation:wonders will never cease: used humorously to show one is surprised and pleased about somethingPractice：Translate the following sentences into English:1) 這就是詩(shī)的奇妙之處，你總是有新的發(fā)現(xiàn)。Thats the wonder of poetry, and you will nev

35、er fail to find something new.2) 奇怪的是沒(méi)有更多的人受到傷害。Its a wonder that no more people were hurt.liner n.1) a large ship for passengersThink of an ocean liner whose hull is transparent!2) a piece of material used inside something, especially in order to keep it clean The office doesnt have any dustbin lin

36、er left.suit n. & v.1) n. a set of clothes that one wears for a particular activityShe was wearing a black trouser suit.2) v. clothes, colors, etc. that suit you make you look attractive Jills new hairstyle doesnt really suit her.Derivation: suitable adj. suitability n. suitably adv.Collocation:suit

37、 yourself: used to tell someone they can do whatever they want tosuit somebodys book: to fit well into someones planssuit something to something: to make suitable or fitPractice：Fill in the blanks with proper words:1) Theres no doubt about Christines _ for the job.2) The house is not really _ for a

38、large family.3) We were relieved that Gordon had arrived at the wedding _ dressed.observatory n. a special building from which scientists watch the moon, stars, weather, etc.The place is now an observatory, and seemed quite ideal for my project.Derivation: observe v. observer n. observation n.Practi

39、ce：Fill in the blanks with proper words:1) Darwins _ on the habits of certain birds2) Independent _ monitored the elections.giant adj. & n.1) adj. extremely big, and much bigger than other things of the same type a giant electronics company2) n. an extremely tall strong manBigger even than his fathe

40、r, who was a tall man, James was a giant. Practice：Translate the following sentences into Chinese:1) The giant packet gives you more for less money.特大的包裝能使你用更便宜的價(jià)錢買到超值的分量。2) He is a giant of a man.他是個(gè)大個(gè)子。telescope n. & v.1) n. a piece of equipment shaped like a tube, used for making distant objects

41、look larger and closerDetails on the moons surface can only be seen through a telescope.2) v. to make a process or set of events happen in a shorter timeThe whole legal process was telescoped into a few weeks.Tele- (prefix): at or over a long distance Practice：Translate the following sentences into

42、English:1) 望遠(yuǎn)鏡對(duì)于我們觀察星星是必不可缺的。The telescope is indispensable to the observation of stars.2) 三集的內(nèi)容被壓縮成了一集。Three episodes have been telescoped into a single program.planet n.a very large round object in space that moves around the sun or another starSaturn is the planet with rings around it. He thinks

43、motherhood is glamorous what planet is he on?Practice：Translate the following sentences into Chinese:1) The earth is a planet.地球是個(gè)行星。2) Is there life on other planets?其他行星上有生命嗎？arithmetic n.the science of numbers involving adding, multiplying, etc.Of course that simple arithmetic may be wrong.Colloc

44、ation:mental arithmetic: the act of adding numbers together, multiplying them, etc. in your mind, without writing them downskate n. & v.1) n. one of a pair of boots with metal blades on the bottom, for moving quickly on iceIce skates were only a $74 million business2) v. to move on skatesThe childre

45、n skated on the frozen pond.Collocation:ice skate: one of a pair of boots with metal blades on the bottom, for moving quickly on iceroller skate: one of a pair of boots or frames with small wheels on the bottom, for moving quickly on flat smooth surfacesPractice：Explain the following expressions:1)

46、be skating on thin iceto be doing something that may get one into trouble2) get your skates onused to tell someone to hurry telepathy n.the communication of thoughts between peoples minds without speaking Psychic gifts, such as telepathy, are rare abilities.Derivation: telepathic adj. helmet n.a har

47、d hat to protect the headTom had never before ridden pillion on a motorbike, but Andy the neighbor had a spare crash helmet.tune in 1) to realize or understand what is happening or what other people are thinkingTry to tune in to your partners needs.2) to watch or listen to a broadcast on radio or te

48、levisionPeople get their information by tuning in to radio stations.Collocation:tune up: when musicians tune up, they prepare their instruments to play at the right pitchtune out: to ignore or stop listening to someone or somethingPractice:Fill in the blanks with proper prepositions:1) The band were

49、 tuning _ their guitars.2) A bored child may simply tune _.robot n.a machine that can move and do some of the work of a personand is usually controlled by a computer With the flick of a switch, the robot picks up the bomb, and carries it away from the building.Derivation: robotic adj. robotics n. Pr

50、actice：Fill in the blanks with proper words:1) The space agency plans to launch _ missions to Mars every two years.2) In this game, you must save the people from the _.playmate n.a friend that a child plays with She could not find any satisfactory playmates.Synonym:playfellowPractice：Translate the f

51、ollowing sentences into Chinese:1) The little boys chief playmate was his dog.這小男孩的主要玩伴是他的狗。2) We were childhood playmates.我們是童年的玩伴。wrench n. & v1) n. a metal tool used for turning nuts, bolts, pieces of pipe, or the likeHe had a wrench hanging from his belt loop.2) v. to twist and pull something ro

52、ughly from the place where it is being held I wrenched the packet from his grasp.Collocation:wrench oneself away: to use ones strength to pull oneself away from someonePractice：Translate the following sentences into Chinese:1) Please pass the wrench to me.請(qǐng)把扳手遞給我。2) He wrenched the door open.他用力扭開了門

53、。screwdriver n.a tool with a narrow blade at one end used for turning screwsJoy took his screwdriver with him in case there was anything to unscrew.artificial adj.not real or not made of natural things but made to be like something that is real or naturalGlen wears an artificial leg.Antonym:natural

54、Practice：Explain the following phrases:1) artificial respirationa way of making someone breathe again by blowing air into their mouth 2) artificial intelligencethe study of how to make computers do intelligent things that people can do, such as think and make decisions blend v. & n.1) v. to mix toge

55、ther thoroughlyAdd milk and eggs and stir to blend.2) n. a mixture of different things that combine together wellIt is an excellent team with a nice blend of experience and youthful enthusiasm.Collocation:blended family: a family in which one or both parents have children from previous marriages living with the familyPractice：Translate the followin