新概念英语第三册Lesson12 Life on a desert island 课件

1、新概念三Lesson12Lead-inWe sometimes imagine a desert island to be a sort of paradise where the sun always shines.我们有时想象荒岛是阳光终日普照的天堂。Life there is simple and good.在那里，生活简单又美好。Ripe fruit falls from the trees and you never have to work.成熟的水果从树上掉下来，人们根本无需劳动。New wordsPre-readingdesert island 荒岛unrealistic ad

2、j. 不真实的paradise n. 天堂，乐土wretched adj. 可怜的，艰苦的starve v. 挨饿element n.成分opportunity n.机会coral n.珊瑚virgin Islands 维京群岛Miami n. 迈阿密dinghy n. 救生筏，小船Caribbean n. 加勒比海spear gun 捕鱼枪lobster n. 龙虾tanker n. 邮轮genuinely adv. 由衷地Robinson Crusoe 鲁滨逊克鲁索(人名)desert adj. 荒无人烟的desert island 荒岛, 无人居住的岛uninhabited island

3、 无人居住的岛isolated island 孤岛desert n. 沙漠 adj. 荒芜的 / v. 背弃， 遗弃e.g. We should never desert a friend in trouble. They deserted the farm for the city. a deserted parking lot/ the Sahara Desert近形词：dessert 甜点unrealistic adj. 不现实的unrealistic: not compatible with reality or fact; unreasonably idealistic不现实的; 空

4、想的e.g. unrealistic expectations与现实脱节的期望It is unrealistic to think that you can learn English well in a month. The way to solve the problem is unrealistic.Syn. impractical 不现实的 unreal不真实的un- 否定前缀 unimaginable/ unbelievable/realistic adj. (1) tending to or expressing an awareness of things as they rea

5、lly are 现实的eg. She gave us a realistic appraisal of our chances.她对我们的机会做了一个现实的评估a realistic report(2) Of or relating to the representation of objects, actions, or social conditions as they actually are 现实主义的，写实的eg. a realistic novel about ghetto life 一部描写贫民窟的现实主义小说a realistic writerparadise paradise

6、 n.天堂，乐士(C) ; 极乐世界(U)AlotofpeopleimaginetheUSAastheirparadise.近义词： heaven n.天堂, 天国(也指死亡 : go to heaven)wretched adj. 可怜的，艰苦的wretched adj. miserable, dismal, of very inferior quality不幸的; 悲惨的; 可怜的; 感到沮丧的, 卑劣的; 恶劣的; e.g. the wretched prisoners 不幸的囚犯a wretched life 悲惨的生活a wretched building 破旧的建筑a wretch

7、ed prose 拙劣的散文starvev. 挨饿, 遭受或死于极端或长期的缺乏食物e.g. Whats for dinner? Im starving/starved! 晚饭吃什么? 我饿死了!starve to death 饿死 starve for sth. = be eager for 渴望得到e.g. I am starving for your news. 我渴望得到你的消息。Shes lonely, and starving for companionship. 她很寂寞，渴望友谊。 v.挨饿（- starvetodeath 饿死）=go hungry- During the w

8、ar, a large of people starved to death.- Im hungry to death 我饿得要死（即：我非常饿）elementelement n. (pl.) 基础, 化学元素;元件;要素, 成分; 微量, 少量 (pl.) 天气, 坏天气; eg. a war of the elements 暴风雨 the elements of grammar 语法基础The elements of physics are difficult to grasp. 物理学的原理难以掌握。 Both hydrogen and oxygen are elements. adva

9、nced elements 先进分子phrase: an element of sth 少量，微量 not the least/no element of sth没有一点eg. There is an element of truth in what you say. 你的话有些真实性。 There is not the least /no element of truth in his account of the accident.他对事故的叙述没有一点真实性。 Theres always an element of danger in mountain climbing.an eleme

10、nt of = a bit , a little 一点点， 少许 =small amount of sthelement n. 成分elemental adj.自然的：The storm showed the elemental fury in its violence .基本的：He taught elemental arts and crafts to the children .elementary education / secondary education / tertiary education.opportunity n. 机会e.g. goldenopportunity 绝好

11、的机会 Dont miss any golden opportunities. Opportunityknocksonlyonce. 千载难逢的机会chance 表机会时可以与opportunity互换（后面+of doing, 或to do）。 e.g. I had the chance of visiting Paris. = I had the opportunity of visiting Paris. He had no opportunity to see her.chance表可能性时(= possibility), 则不可opportunity互换。 e.g. Thereisa

12、chancethatIwillseehim. 我有可能见到她。 Thechancesarethathewillbeelectedthepresident. 他有可能当选总统。 The chances are that he will pass his examination next week.opportunity n. phrases: have an opportunity to do sth/ for/of (doing) sth. 有做某事的机会make the most of an opportunity 尽力利用机会take/seize/grasp the opportunity

13、 to do sth/for/of (doing) sth 乘机做某事, 抓住做某事的机会e.g. Ill have another opportunity to visit the exhibition next year.明年我们还有一次机会参观这个展览会。We shall make the most of the opportunity to study here. 我们应该充分利用在此学习的机会。genuinelygenuinely adv.由衷地，真诚地, 诚实地 e.g. Heisgenuinelythankfultome. 他由衷地地感谢我。 Im genuinely sorry

14、 for my carelessness.同根词： genuine adj.真实的, 真正的, 诚恳的 genuineness n.genuine adj.真正的; 名符其实的;真实的, 诚恳的; 纯的, 纯血统的; 用天然原料制成的eg. a genuine diamond 真钻石genuine leather 真皮a genuine signature 亲笔签字genuine devotion 虔诚的信仰a genuine person 诚恳的人a genuine Hawaiian 纯正的夏威夷人 coral n. 珊瑚lobster n. 龙虾shrimp n. 虾crab n. 螃蟹t

15、errapin n. terpn龟鳖tank 坦克 油箱oil tank 润滑油箱canoe 独木舟ferry 渡船motorboat 汽艇ark 方舟tanker n. 邮轮dinghy n.小舢板,小游艇,小船boat n.小船, 艇canoe n.独木舟, 轻舟raft n. 筏子 sailboat/sailing boat/yawl n. 帆船tanker n.油轮battleship n. 战舰,主力舰vessel n.船；舰ship n. 轮船，海船, 舰Robinson Crusoe n. The hero of Daniel Defoes novel Robinson Crus

16、oe of 1719, a shipwrecked English sailor who, by virtue of his own ingenuity, survives for years on a small tropical island. 鲁滨逊, 丹尼尔1719年的小说鲁滨逊漂流记中的主人翁，他是一名英国海员，船只失事后，依靠自己的智慧在一个热带小岛上生存了数年。Robinson Crusoe1. How do we imagine a desert island?2. What do we imagine life is like on a desert island?3. Wh

17、y might life be wretched?4. What did the two men who had spent five days on a coral island wish?5. What two conditions on the island were unpromising?6. How did the two men live on the island? Pre-readingQuestions & answers1. How do we imagine a desert island?2. What do we imagine life is like on a

18、desert island?3. Why might life be wretched?4. What did the two men who had spent five days on a coral island wish?5. What two conditions on the island were unpromising?6. How did the two men live on the island? as a sort of paradise. simple and good. Because you either starve to death or wait for a

19、 boat which never comes. that they had stayed longer. There were no trees and there was no water. They caught lobster and fish every day and ate like kingsNote on the text课文详解 Most of us have formed an unrealistic picture of life on a desert island. form an unrealistic picture of sth： 对抱有不切实际的幻想 = f

20、orm an idea/ opinion / expression A large number of people have formed an unrealistic picture of the job. - develop a habit = form a habit 养成一种习惯 We sometimes imagine a desert island to be a sort of paradise where the sun always shines. (1) Structure: “where” introduces an attributive clause to modi

21、fy “a sort of paradise”. (2) imagine sth to be = imagine sth aseg. Imagine yourself to be rich and famous, will you feel happier than now?Imagine yourself to be in his position, what will you do?I imagined you as a big, tall man.Many people imagine life in the US as a paradise.词组：imagine sth. to be

22、=imagine sth. ase.g. Some people imagine flying to be more dangerous than traveling by train.同根词：imagination. n. 想象 imaginative. adj. 富有想象力的 imaginary adj. 虚构的 e.g. Ghosts are imaginary. You either starve to death or live like Robinson Crusoe, waiting for a boat which never comes.(1) Structure: “eit

23、her or” connects a compound statement; the present participle phrase “waiting for” is used as adverbial of accompanying state; inside the present participle phrase “which” introduces an attributive clause to modify “a boat”. “either or”连接一个并列句；现在分词短语 “waiting for”做伴随状语；现在分词短语内又出现了“which”引导的定语从句来修饰 “

24、a boat”。(2) Phrase: either or e.g. Either you come in person, or you trust someone with the matter. Ill be back either today or tomorrow.(3) starve to death 饿死 frozen to death/ shot to death beat to death/ sentence to death Perhaps there is an element of truth in both these pictures, but few of us h

25、ave had the opportunity to find out. an element of = a bit , a little 一点点， 少许 e.g. Theres an element of truth in his story. 他说的有些道理。 Theres always an element of danger in mountain climbing. 登山总是有些危险的。 Two men who recently spent five days on a coral island wished they had stayed there longer.(1) who

26、引导定语从句(2) wish引导省略that 的宾语从句 wish之后的宾语从句中要使用虚拟语气。 (1)假如表达与现在情况相反, that从句中的动词要用过去时（be 动词要用were）。 e.g. I wish you could drive a car. = I am sorry you cant drive a car. 你要是能开车就好了。（表达一种遗憾的心情） (2)假如表达与过去情况相反, that从句中的动词要用过去完成时。 e.g. I wish I hadnt spent so much money. = I am sorry I spent so much money.

27、I wish that you had written to him. = I am sorry you didnt write to him. (3)假如表达与将来事实相反的情况或将来不可能实现的心愿, that从句中要使用would, could 等情态动词的过去时形式。 e.g. I wish that I could go abroad tomorrow. I wish that you could come here tomorrow. (4) ifonly要比wish更富有戏剧性和感情色彩 e.g. Ifonlytheweatherwouldchange. = Iwishthewe

28、atherwouldchange. 要是天气转晴该有多好啊！ Wewishthatweknewwheretolookforhim. = Ifonlyweknewwheretolookforhim. 要是我们知道到哪去找他该有多好啊！Ifonlywecouldhavegonetotheparty. 要是我们昨天能参加那个聚会该有多好啊！Ifonlyyouhadntsaidthat. 你要是不说那句话多好啊！Ifonlyyouwouldcomeheretomorrow. 你明天要是能来该有多好啊！ They quickly loaded a small rubber dinghy with foo

29、d, matches, and cans of beer and rowed for a few miles across the Caribbean until they arrived at a tiny coral island. loadwith sth 把某物装载到上 e.g. The workers are loading the truck with goods. load a film/ a CD/ bullets ant: unload vi.卸货, 退子弹 vt.倾销, 卸 类似的构词有： lockunlock buttonunbutton There were hardl

30、y any trees on the island and there was no water, but this did not prove to be a problem.(1) hardly any: very few/very little hardly ever: almost nevere.g. Hardly anybody likes him, because he is so rude. Youve eaten hardly anything. There were hardly any passengers in the bus for it was late at nig

31、ht. I hardly ever go out these days. I hardly ever correct his composition since he seldom turns it in.There were hardly any trees on the island and there was no water, but this did not prove to be a problem.(2) prove to be: turn out to be, be found to be 结果是，证明是，原来是 e.g. The new device proved to be

32、 useful. Her speech proved to be a success. The task proved to be more difficult than we expected.They caught lobster and fish every day, and, as one of them put it “ate like kings”.(1) Structure: “as” introduces an adverbial clause of manner. “as”引导方式状语从句。(2) put: state, expresse.g. He couldnt put

33、it (his feelings) into words. To put it bluntly(坦率地), she is just a bit officious. Try to put this sentence into English.(3) eat like kings: eat very well, have plenty of things to eateat like a horse: eat a loteat like a bird: eat very littlee.g. As life becomes better and better, children today ea

34、t like kings.He is a boxer and eats like a horse.Jane is on a diet and eats like a bird.对有不切实际的想法想象是; 设想是完全相反； 截然不同饿死有点儿, 少许乘船把装载在上form an unrealistic picture of imagine to bebe quite the oppositestarve to deaththere is an element of take a boatload withUseful Expressions虚拟条件句虚拟情况主句从句与现在事实相反主语should

35、/would/could/mightdoif主语过去式(be用were)与过去事实相反主语should/would/could/mighthave doneif主语had过去分词与将来事实可能相反主语should/would/could/mightdoif主语过去式if主语+ were to doif主语+ shoulddoif条件句中的虚拟语气If the new safety system had been put to use，the accident would never have happened.要是新的安全系统被投入使用的话，这起事 故就不会发生了。We would be back in the hotel now if you didnt lo