2014-2015学年高中英语课件：MODULE 4 PERIOD 1（外研版选修9）.ppt

1、课前自主学习课堂互动探究Endangered languages are languages that are on the brink of extinction,much like endangered species of plants or animals.Languages are considered to be nearly extinct when only a few elderly speakers are still living.Endangered languagesWhat is an endangered language?课前自主学习课堂互动探究The worl

2、d faces enormous challenges in maintaining language diversity(多样性)Of the more than 6,800 languages,half may be in danger of disappearing in the next several decades.And at least 10%of the worlds living languages are now spoken by fewer than 100 people.课前自主学习课堂互动探究Some of the forces that contribute t

3、o language loss are the impact of urbanization(都 市 化)，Westernization,global communication,discrimination,war,disease,hunger and population movements.These forces diminish the selfsufficiency(自负)and selfconfidence of small and traditional communities.As a result,parents do not pass their language to

4、their children because they feel that speaking the majority language better equips their children for success in the majority culture than speaking their own language.Why do languages die?课前自主学习课堂互动探究Why try to preserve endangered languages?Wouldnt the world be simpler if there were fewer languages?

5、Why care if languages die out?The truth is that a peoples identity and culture are closely tied to their language.Each language is unique.No one knows what riches may be hidden within an endangered language.We may never learn about the cultures whose languages have disappeared.We all share the respo

6、nsibility of ensuring that no language will disappear and that as many languages as possible will be maintained and handed to future generations.课前自主学习课堂互动探究Fill in the blanks：1.The world now haslanguages，of which are in danger,and at leastof them only have less thannative speakers.2Urbanization,Wes

7、ternization,global communication，war，and population movements lead to the disappearing of languages.3We can learn about aandthrough its language.more than 6,800half10%100discriminationdiseasehungerpeoples identityculture课前自主学习课堂互动探究1v超过，超越过去式过去分词2v预言，预料n预言，预报adj.可预言的，可预想的3v扩大；增加n广阔，宽广4adv.现时；目前adj.当

8、前的，现时发的n通用；流传Module 4 Languages of the World-reading practice Period One Introduction&Reading and Vocabulary 课件（外研版选修9）.单词识记overtakeovertookovertakenpredictpredictionpredictableexpandexpansecurrentlycurrentcurrency课前自主学习课堂互动探究5 v建立；创立；设立adj.已确立的，已获确认的n建立；创立，确立6v包括prep.包括在内7adj.浪漫的，爱情的n.浪漫史，爱情关系n浪漫主义

9、8v估价；估计，估算n估计，估算n判断；评价；看法establishestablishedestablishmentincludeincludingromanticromanceromanticismestimateestimateestimation课前自主学习课堂互动探究1母语2apart除了3the control of在的控制下4instance例如5than 超过；不仅仅6prevent.阻止做7be based基于之上8moreless或多或少9in另外10well(as sb/sth)除之外；也；还.短语天地mother tonguefromunderformorefromono

10、radditionas课前自主学习课堂互动探究1 Although the ethnic minorities of China have their own languages，Chinese putonghua is the national common language.信息提取although引导让步状语从句。例句仿写 虽然下着雪，但并不很冷。.句型搜索Although it was snowing,it was not very cold.课前自主学习课堂互动探究2It is predicted that the population of India could one day

11、overtake the population of China.信息提取It is predicted that.据预测people predict that.，类 似 的 说 法 还 有 It is said/reported/believed that.据说/据报道/据认为例句仿写 据报道有三人在这次交通事故中丧生。It is reported that three people were killed in the traffic accident.课前自主学习课堂互动探究3Russian is not only spoken in Russia,but also in nearby

12、countries，such as Belarus,Kazakhstan and Ukraine.信息提取not only.but also.连接两个相同的成分，意为“不但，而且”例句仿写 他不但在学校里教书，而且还写小说。He not only teaches at school,but also writes novels.课前自主学习课堂互动探究阅读课文，根据课文内容判断正误。1English is spoken with the biggest population in the world.()2The UK has the largest number of native Engl

13、ish speakers.()3750 million is the total number of people who speak English as a first or second language.()4Portuguese was only spoken in Portugal when it was under the control of Spain.()5Indonesian is the same with Malay.().预读理解课前自主学习课堂互动探究He predicted a good harvest.他预言丰收。He predicted that an ea

14、rthquake was imminent.他预言即将发生地震。【归纳拓展】prediction n预料；预言predictable adj.可预言(报)的；可预料到的predictive adj.预言性的；前兆的1predict vt.预言；预料；预报(that)(wh)；vi.预言；预示课前自主学习课堂互动探究这次地震早在几个月以前就发布了预报。The earthquakeseveral months before.【翻译句子】这很难预料。【完成句子】had been predictedIts hard to predict.课前自主学习课堂互动探究I had to walk very f

15、ast to overtake you.为了赶上你，我不得不走得很快。The driver behind me tried to overtake on the inside.我后面的驾驶员想从内车道超过我。【归纳拓展】be overtaken with terror被吓倒be overtaken in(with)drink喝醉be overtaken by a storm突然受到暴风雨袭击overtake another car超过另一辆车2overtake v赶上，超过；突然来袭；压倒课前自主学习课堂互动探究我虽然开得很快，还是被一辆汽车超前了。A car although I was g

16、oing very fast.在转弯处超车十分危险。Its dangerous.【完成句子】overtook meto overtake on a bend课前自主学习课堂互动探究3expand vt.使膨胀；扩张，扩大，扩展；阐述，详谈；引伸；vt.展开，张开Water expands when it freezes.水结冰时体积膨胀。In ten years，the citys population expanded by 12%.十年之中，该城人口增加了百分之十二。【归纳拓展】expansion n.扩充，扩展；膨胀expansive adj.广阔的；广泛的；开朗的expand ones

17、 view阐述观点expand ones knowledge 扩大知识面expand ones business扩大业务课前自主学习课堂互动探究They have expanded my view on the question.他们已更充分地阐明了我对这个问题的观点。He is thinking of expanding his business.他正考虑扩展他的生意。【辨析】expand 既指尺寸，也指范围或体积上的增加，也指数量上膨胀。extend意为延长，延伸，常指空间或时间上的延长，也可指范围上的扩大，也指在抽象意义上扩大范围，影响，适用范围广。课前自主学习课堂互动探究用expand

18、和extend的适当形式填空You canthe terms of the lease for another month by paying an extra$20.The population of this cityrapidly in the last five years.extendhas expanded课前自主学习课堂互动探究apart from既可表示besides，也可以表示except或except fo r，还可以表示without的意思。Apart from English,we study Russian and Spanish.(besides)除了英语以外，我们

19、还学俄语及西班牙语。Apart from the money in the drawer,I am penniless.(except)除去抽屉里的钱我是身无分文。There can be no knowledge apart from practice.(without)离开实践的认识是不可能的。1apart from除了之外；缺少；且不说【归纳拓展】课前自主学习课堂互动探究除了他叔叔外，再也没有人照顾那个孤儿了。The orphan had no one to take care of him.除了一些小缺点之外，这不失为一件漂亮的工作。Its a good piece of work，.

20、【完成句子】apart from his uncleapart from a few slight faults课前自主学习课堂互动探究For instance,one of our cargo ships sank last week in typhoon.例如，我们的一艘货轮上星期在台风中沉了。2for instance for example例如；比如【辨析】for example用来举例说明某一论点或情况，一般只举同类人或物中的“一个”为例，作插入语，可位于句首、句中或句末。such as用来列举事物时，一般列举同类人或事物中的几个例子。插在被列举的事物与前面的名词之间，as后面不可有

21、逗号。课前自主学习课堂互动探究用for example和such as填空What would you do if you met a wild animala lion，？Some of the rubbish，food,paper and iron,rots away over a long period of time.for examplesuch as课前自主学习课堂互动探究3under the control of在控制下；受的管辖；受的控制All schools are under the control of the Ministry of Education.所有学校统归教育

22、部管辖。Under the control of the program,computers even can do some great things.在程序的控制下，电脑甚至能够做出一些惊人的事情。课前自主学习课堂互动探究have/hold control of控制着in control(of)控制；掌管；操纵in the control of 受控制lose control(of)失去控制under control被控制住out of control 失去控制；无法管理He has no control of(over)his class.他控制不了班级。They were in con

23、trol of the whole state.他们控制了整个政府。【归纳拓展】课前自主学习课堂互动探究He was in the control of the robbers.他在抢劫犯的掌控之中。The driver lost control of the car.司机对车失去了控制。【完成句子】For a few hours，they wereParis.It was a long time before they got the flood.The car wentand knocked into the wall.in control ofunder controlout of co

24、ntrol课前自主学习课堂互动探究I can earn 20 a night,more or less,as a waiter.我当服务员一晚上能挣20英镑左右。Ive more or less finished reading the book.我差不多已经把这本书看完了。I was more or less pitiful at the news that he couldnt come.听到他不能来的消息后，我多少有些遗憾。【翻译句子】在这次事故中，所有的乘客或多或少都受了伤。4more or less或多或少(强调数量或程度)All the passengers were more o

25、r less injured in the accident.课前自主学习课堂互动探究His conclusion is based on years of observation.He bases the conclusion on years of observation.他的结论是基于多年的观察。This play is based on a true story.这出戏以一个真实的故事为基础。【归纳拓展】base.on/upon以为根据，在基础上on.basis(on the basis of)以为根据，在基础上provide a.basis for为提供根据5be based on/

26、upon以为根据，在基础上课前自主学习课堂互动探究The machine rests on a wide base of steel.这部机器安置在一个巨大的钢筋底座上。We drew this conclusion on the basis of experiments.我们是在试验的基础上得出这个结论的。【翻译句子】这个故事是以事实为依据的。This story is based on facts.课前自主学习课堂互动探究6in addition(to)In addition to these arrangements,extra ambulances will be on duty un

27、til midnight.【归纳拓展】additional adj.附加的；另外的in addition 另外；除此之外There is,in addition,one further point to make.此外，还有一点要说。除以外还有，此外还有除了这些安排以外，另增救护车将值班至午夜。课前自主学习课堂互动探究除了一本照相簿外，我还给了他一支钢笔和一支铅笔。，I gave him a pen and a pencil.除经济增长之外，巴西的产业健康依靠三件事情。，Brazils industrial health depends on three things.【完成句子】In add

28、ition to an albumIn addition to economic growth课前自主学习课堂互动探究1 Although the ethnic minorities of China have their own languages,Chinese putonghua is the national common language.尽管中国的少数民族有他们自己的语言，但普通话却是他们的通用语言。Although the ethnic minorities of China have their own languages属于让步状语从句。Although he was wor

29、n out，he kept on working.虽然他已经精疲力竭了，但仍然继续工作。课前自主学习课堂互动探究引导让步状语从句的连词主要有以下这些：though，although,as,even if,even though,whether.or.,no matter疑问词，疑问词ever。下面对这些连词引导的让步状语从句作一一说明。(1)though，although表示“虽然，纵然”之意。这两个连词意思大致相同，在一般情况下可以互换使用。在口语中，though较常使用，although比though正式，二者都可与yet，still或nevertheless连用，但不能与but连用。Al

30、though/Though he is very old，(yet)he is quite strong.他虽然年纪大了，身体还很健壮。【归纳拓展】课前自主学习课堂互动探究although引导的让步状语从句位于主句之前的情况较多，though引导的让步状语从句可位于主句之前或主句之后。She passed the examination though she had not studied very hard.她虽然不用功学习，考试却及格了。(2)as，though表示“虽然，但是，纵使”之意。as引导的让步状语从句必须以部分倒装的形式出现，被倒装的部分可以是表语、状语或动词原形，though

31、间或也用于这样的结构中，但although不可以这样用。课前自主学习课堂互动探究Object as you may,Ill go.(Though/Although you may object，Ill go.)纵使你反对，我也要去。Hard as/though he works,he makes little progress.(Though he works hard,he makes little progress.)尽管他学习很努力，但几乎没取得什么进步。Child as/though he was,he knew what was the right thing to do.(Thou

32、gh he was a child,he knew what was the right thing to do.)虽然他是一个孩子，但他知道该做什么。(3)even if，even though表示“即使，纵使”之意。Well make a trip even if/though the weather is bad.即使天气不好，我们也要作一次旅行。课前自主学习课堂互动探究(4)“no matter疑问词或疑问词ever”的含义为“无论都；不管都”，它们引导的让步状语从句可以互换。No matter what happened,he would not mind.(Whatever hap

33、pened,he would not mind.)无论发生了什么，他都不会介意的。No matter who you are,you must keep the law.(Whoever you are,you must keep the law.)不管你是谁，你都要遵纪守法。课前自主学习课堂互动探究【翻译句子】虽然她很年轻，却知道得很多。Although she is young，she knows quite a lot.或Young as/though she is,she knows quite a lot课前自主学习课堂互动探究2Russian is not only spoken

34、in Russia,but also in nearby countries such as Belarus,Kazakhstan and Ukraine.not only.but also.连接两个地点状语。还可以连接两个主语、表语等，在连接两个主语时，谓语动词的数和靠近它的主语保持人称和数的一致。She is not only beautiful but(also)clever.她不但漂亮而且聪明。Not only you but also she has to attend the meeting.不但你而且她也必须参加这次会议。俄语不仅在俄罗斯使用，而且在它的邻国如白俄罗斯、哈萨克斯坦

35、和乌克兰等国都在使用。本句中的课前自主学习课堂互动探究(1)当 not only.but also.连 接 两 个 句 子 且 not only位于句首时，句子发生部分倒装。Not only did he speak more correctly,but(also)he spoke more easily.他不仅说得更准确，而且他说得也更轻松。(2)as well as也表示“不仅而且”，连接同等并列成分。当连接两个主语时，其谓语动词的数采用就远一致原则。His children as well as his wife were invited to the party.不但他的太太，而且他的孩子都被邀请去参加聚会了。【归纳拓展】课前自主学习课堂互动探究【翻译句子】我们不仅要从书本中学习，而且要从实践中学习。(用倒装)Not only shall we learn from books,but also we should learn from practice.