高中英语必修五 Unit1 great scientists课件.pptx（纯ppt,不包含音视频素材）

1、Unit 1 Great Scientists Reading 这一课的主要话题是伟大科学家，学生对这个有兴趣，而且有话可说，更有利于教学的开展，所以，刚开始用知识问答形式热身，进行知识拓展，这一环节当中，有图片的展示，有视频的放映，使学生更加直观形象的了解伟大科学家，从而也为本课的阅读教学作好了铺垫。阅读部分，主要是以任务型阅读为主，fast reading部分，主要是用skimming,skipping,scanning的技巧来提高阅读能力，careful reading部分，主要是让学生更深层次的理解课文。最后的，通过填空的形式，让学生概括本文，更好的提高了学生的summerizing能

2、力。Do you know these people?Lets have a competition!1.Which scientist discovered that objects in water are lifted up by a force that helps them float?B.ArchimedesC.Thomas EdisonA.Charles DarwinArchimedes“Give me a place to stand on,and I can move the earth.”“给我一个支点，我就可以翘起整个地球.”2.Who wrote a book expl

3、aining how animals and plants developed as the environment changed?A.Marie CurieC.Charles DarwinB.Gregor MendelCharles Darwin.Origin of Species物种起源物种起源3.Who invent the first steam engine?A.Thomas NewcomenC.Thomas EdisonB.ArchimedesIn 1712 Newcomen built his atmospheric steam engine,a precursor of Ja

4、mes Watts engine.4.Who used peas to show how physical characteristics are passed from parents to their children.A.Thomas EdisonC.ArchimedesB.Gregor Mendel Gregor Mendel5.Who discovered radium?A.Marie CurieC.NewtonB.Zhang HengShe discovered radium in 1898.She received two Nobel Prizes,one for physics

5、 and the other for chemistry.Marie Curie6.Who put forward a theory about black holes?A.Stephen HawkingC.CopernicusB.ArchimedesStephen Hawking (1942-)British,a physicistBlack hole 该视频使学生更直观更形象的看到黑洞，增加了学生的兴趣以及对课文的期待。http:/ What do you know about infectious diseases?What do yopu know about cholera?It i

6、nfects peoples intestines(肠道肠道),causing diarrhoea(腹泻腹泻),vomiting(呕吐呕吐)anddehydration(脱水脱水)Whats the main idea of the passage?A.John Snow was a well-known doctor in London.B.The cause of Cholera was polluted water.C.The source of all drinking water should be examined.D.How John Snow defeated“King Cho

7、lera”?Fast Reading1.Who defeats“King Cholera”?What happened in 1854?2.How many people died in 10 days?3.Why is there no death at No.20 and 21 Broad Street as well as at No.8 and 9 Cambridge Street?Because these families had not drunk the water from the Broad Street pump.Answer the questions.John Sno

8、wCholera outbreak hit London.500What is the passage about?Scientific researchStages in setting out a scientific research:Careful readingUse the seven stages in setting out a new scientific idea to describe each paragraph.Find a problem What causes cholera?Make a questionWhich theory is correct?Think

9、 of a method Collect data on those who were ill or died and where they got their water.Para.1Para.2Para.3Para.5Analyse the resultsAnalyse the water to see if that is thecause of the illness.Para.6Find supporting evidenceFind other evidence to support theanalysis.Para.7Draw a conclusionThe water was

10、to blame.The source ofall drinking water should be examined tomake sure it is safe.Para.4Collect resultsPlot information on a map to find outwhere people died or did not die._ John Snow began to test two theories._ An outbreak of cholera hit London in 1854._ John Snow marked the deaths on a map._ He

11、 announced that the water carried the disease._ John Snow investigated two streets where the outbreak was very severe._ King Cholera was defeated._ He found that most of the deaths were near a water pump._ He had the handle removed from the water pump.12345786Number these events in the order they ha

12、ppened.Summery:John Snow was a well-known _ in London in the _ century.He wanted to find the _ of cholera in order to help people _ to cholera.In 1854 when a cholera _ out,he began to gather information.He _ on a map where all the dead people had lived and he found that many people who had drunk the

13、 dirty water from the _ died.So he decided that the polluted water carried cholera.He suggested that the _ of all water supply be _ and new methods of dealing with polluted water be found.Finally,“King Cholera”was defeated.doctor19thcauseexposedbrokemarkedpumpsourceexaminedUnit 1 Great Scientists Vo

14、cabulary 本课首先复习课文中出现的重点短语，检查并强化学生对重点考点的掌握程度，形式主要是给出英语，让学生说出汉语，因为只要学生能说对，做题基本上也就没有问题。接下来，用课本上的单词练习热身，进一步考查学生对单词和短语的掌握，这次是英英形式，主要还是锻炼学生用英语直接思维的习惯。语言点部分，我首先对本语言点进行了解析，并且附有例句，帮助学生理解，除此之外，对于一些常考的点进行了适当的扩展，使这些知识点以线或面的形式呈现出来。最后，关于make的用法，是课本练习的一个延伸。由于，学生这个点的几个短语容易弄错，所以附了照片，帮助他们形象化的掌握。Words and Expressions

15、Learning about Language Useful phrases 1.know about 2.lift up3.put forward4.set out5.draw a conclusion6.analyse the results了解了解的情况的情况举起举起;抬起抬起;提升提升提出提出陈列陈列;展开展开,展现展现得出结论得出结论分析结果分析结果7.expose()to sth.8.face the challenge9.absorb sth.into10.gather the information11.be determined to do sth.12.make furth

16、er investigation暴露暴露(.)在在中中迎接挑战迎接挑战把把.吸入吸入收集信息收集信息决心干某事决心干某事作进一步调查作进一步调查13.look into 14.slow down 15.in addition(to)16.link to 17.have.delivered18.die of19.announce with certainty20.prevent.from.21.solve the problem观察观察;调查调查放慢速度放慢速度除除之外还之外还将将.和和.联系起来联系起来分发分发/送送死于死于肯定地宣布肯定地宣布阻止阻止 免于免于解决难问题解决难问题Find t

17、he word and expression from the text for each of the following meanings.someone who suffers when something bad happensvictimExercise 1physiciana doctoranalyseto examine and think about something carefullyto win a victory over someonedefeatchallengesomething that tests strength,skill or abilityenquir

18、ya question you ask to get informationpumpa machine for raising waterblameto say or think someone or something is responsible for something badabsorbto take inlink to to collect something with something elseLanguage Points 1.Which scientist discovered that objects in water discover,invent,find&find

19、outdiscover“发现发现”，被探索或被揭示物是，被探索或被揭示物是客观存客观存在着的在着的。Columbus discovered America in 1492.Who discovered radium?invent “发明发明”,指的是发明指的是发明原先不存在原先不存在的东西。的东西。Who invented the steam engine?find意为意为“找到、发现找到、发现”，指找到或发现自，指找到或发现自己所需要的东西或丢失的东西，着重指己所需要的东西或丢失的东西，着重指找到找到的结果。的结果。They finally found a way.find out指经过研究

20、或询问指经过研究或询问查明某事或真相查明某事或真相。Please find out when the ship sails for New York.1.Edison the electric lamp.2.I lost my necklace last night.I havent it3.Who _ America first？4.Can you what time the train leaves?小试身手小试身手Complete the blanks with discover,invent,find or find out.inventedfounddiscoveredfind ou

21、t2.Who invented the way of giving electricity to everybody in large cities?the way of doing sth.=the way to do 做做.的方法的方法 She showed us the way of cleaning it.=She showed us the way to clean it.the way引导的定语从句的引导词有三种引导的定语从句的引导词有三种,可以可以用用that，可以用，可以用in which，也可以省略。，也可以省略。I dont like the way(that/in whi

22、ch)you speak to your father.与与way相关的短语相关的短语:by the way 顺便说顺便说 by way of 通过通过的方法的方法lose ones way 迷路迷路 no way (俚语俚语)没门没门,别想别想feel ones way 摸黑走；谨慎从事摸黑走；谨慎从事on ones way to 在去在去的路上的路上in this way=by this means =with this method 用这种方法用这种方法3.Who put forward a theory about black holes?put forward(1)提出提出(建议等建

23、议等)He put forward a very good suggestion at the meeting.(2)把把.向前拨向前拨 You ought to put your watch forward ten minutes.(2)提名提名;推举出推举出 May I put your name forward as our monitor?词汇扩展：词汇扩展：put forwardputaway 抛弃抛弃;舍弃舍弃back 放回；送回放回；送回 up 建立建立;建造建造down 写下来写下来;记入名单记入名单 on 穿上穿上;戴上戴上;增加增加off 耽误耽误;延期延期 out 熄灭熄

24、灭(灯灯);扑灭扑灭(火火)up with 忍受忍受 1)He failed to completely achieve the aim _ by his parents at the beginning of this term.A.set forth B.put forward C.brought up D.come up to小试身手小试身手2)You can take anything from the shelf,but please _ the books when youve finished with them3)He often _ some useful advice.pu

25、t back puts forwardB4.,that he attended Queen Victoria as her personal physician.attend v.照顾照顾;护理护理;侍候侍候 There was no one to attend him but Tina.attend 还有还有“出席，参加出席，参加;上上(大学等大学等)；处；处理、理、注意于注意于(与与to连用连用)”的意思的意思He did not attend the meeting yesterday.The school was attended almost entirely by local ch

26、ildren.Well attend to the problem later扩展扩展：attend to sth.注意，专心注意，专心（1）有很多人出席了会议。The meeting was by many people.（2）如果你工作不专心，你就不会成功。If you dont your work,you wont succeed.Attended to your work and stop talking.专心工作，不要说话小试身手小试身手attendedattend to attendance n.出席，参加出席，参加The number of the attendance will

27、 run to eighty.attendant n.服务员，侍者服务员，侍者If you need anything,just ring for the attendant.attender n.出席者；参加者出席者；参加者He was a regular attender at the opera.5.But he became inspired when he thought about helping ordinary people exposed to cholera.exposed是过去分词是过去分词,在句中作后置定语，短在句中作后置定语，短语语exposed to cholera

28、意为意为“患霍乱的患霍乱的”。如。如:The book written by Yu Dan is very popular.English is a language spoken all around the world.Remember to solve the problem argued at the meeting this morning.expose v.(1)暴露暴露 He exposes his skin to the sun.他把皮肤暴露在阳光下他把皮肤暴露在阳光下(2)揭露揭露;揭发揭发 He exposed their plot.他揭穿了他们的阴谋他揭穿了他们的阴谋.I

29、 threatened to expose him (to the police).我威胁要我威胁要(向警察向警察)揭发他揭发他.exposure n.暴露暴露;暴晒；暴晒；揭露揭露,揭发揭发 6.This was the most deadly disease of its day.deadly adj.(1)危险的危险的;致命的致命的 This is a deadly disease.(2)强有力的强有力的;致命的致命的 a deadly remark 击中要害的评论击中要害的评论 (3)不共戴天的不共戴天的 He is my deadly enemy.deadly adv.(1)very

30、 极度极度;非常非常;十分十分 The conference was deadly dull.(2)like death 死一般地死一般地 There was deadly silence in the valleydie(v.)dead(adj.)death(n.)7.Neither its cause nor its cure was understood.cure n./v.治愈治愈;纠正纠正 Theres no known cure for a cancer.Although that boy was beyond cure,his mother tried every means t

31、o cure her child of the bad habit.cure 主要指主要指治愈治愈疾病疾病treat 主要指主要指治疗治疗病人病人n.疗法v.治愈不可救药1).After having been _ in thehospital for a long time,his stroke was _ at last.2).这药可治好你的咳嗽。This medicine will cure your cough.3).牙科医生正在给我看牙。The dentist is treating my teeth.4).医生治好了她的癌症。The doctors cured her of can

32、cer.小试身手小试身手treatedcured8.He knew that cholera would never be controlled until its cause was found.control vt.统治，控制统治，控制control the fire控制火势control ones feeling控制情感control the price控制物价control oneself控制自我 control n.控制，统治，掌握控制，统治，掌握扩展扩展：相关短语：相关短语in control of 控制着in(under)the control of 被控制着lose contr

33、ol(=be/got out of control)失控beyond control未被控制住9.The first suggested that cholera multiplied in the air.suggest 这里意思是这里意思是“暗示暗示”的意思的意思 His pale face suggests bad health.Her expression suggested pleasure.suggest做做“建议建议”的意思讲时的意思讲时,后面可接名词后面可接名词或动名词；接从句用或动名词；接从句用“should+动词原型动词原型”,should可省略。可省略。I suggest

34、ed going for a walk.The dentist suggested that she(should)come another day.1).Off to the east,the sky looked pale enough to _ the storm would be passing quickly.A.suggest B.report C.prove D.explain2).I suggest _(put off)the sports meeting.3).牙医建议她改天再来。The dentist suggested that she(should)come anoth

35、er day.小试身手小试身手Aputting off make friendsmake sure下定决心下定决心make up ones mind为为.腾出空位腾出空位make room for Speak out the phrases with“make”according to the pictures or the Chinese definitions.交朋友交朋友确保确保;确定确定一路前进一路前进;向前向前make ones way tomake a facemake the bedUnit 1 Great Scientists Grammar 本课主要是讲述过去分词用法中的一部

36、分，也就是PP做定语和表语，特别是过去分词作定语，是高考的必考考点，而且，掌握这一点，对于学生英语写作水平的提高也是十分重要的。教学过程当中，首先，让学生观察并发现过去分词在句中可做的成分，然后再引出来做定语和做表语。在过去分词做定语这一部分，再细分做前置定语和后置定语，这个时候再和定语从句联系在一块，加深学生对这一块的理解。除此之外，把现在分词和过去分词做定语也加以区分，并且附有图片的形式，特别是两幅关于正在飘落的树叶和已经落下的树叶，更直观的把现在分词和过去分词做定语的区别诠释的十分到位。过去分词做表语部分，主要涉及到做系动词和感官动词的表语，相对来讲较容易点，所以主要用练习的形式加以巩固

37、即可。What is the past participle used for?1.So many thousands of terrified people died.2.He found that it came from the river pollutedby the dirty water from London.3.But he became inspired when he thought about helping ordinary people.attributeattributepredicative 过去分词过去分词作作定语定语1.惊恐的人们惊恐的人们2.预留的座位预留的

38、座位3.被污染的水被污染的水4.拥挤的教室拥挤的教室5.打碎的花瓶打碎的花瓶6.关了的门关了的门7.疲惫的观众疲惫的观众1.terrified/astonished people2.reserved seats3.polluted water4.a crowded room5.a broken vase6.a closed door7.the tired audience单个单个过去分词作定语，常放在被修饰词的过去分词作定语，常放在被修饰词的前面前面;过去分词过去分词短语短语作定语，常放在被修饰作定语，常放在被修饰词的词的后面后面,其意义相当于一个定语从句其意义相当于一个定语从句。Englis

39、h is a widely used language.This is one of the schools built in 1980s.位置位置现在分词和过去分词做现在分词和过去分词做定语，有何区别呢？定语，有何区别呢？1.Will you attend the meeting _ on Saturday?A.held B.being heldC.to be held D.hold2.The woman _a lesson is our teacher.A.giving B.givenC.to give D.give区别区别 1 1还没发生的动作还没发生的动作正在发生的动作，表主动正在发生

40、的动作，表主动解析 过去分词做定语：过去分词做定语：表被动，表完成表被动，表完成。现在分词作定语：现在分词作定语：表主动，表进行表主动，表进行。不定式作定语：表示不定式作定语：表示将要发生将要发生的动作的动作。The Olympic Games,_ in 776 B.C.did not include women players until 1912.A.first played B.to be first played C.first playing D.to be first playingFalling leavesFallen leaves区别区别 21.Falling leaves2

41、.Fallen leaves3.Disappointing news4.Disappointed people5.Exciting story6.Excited people7.Tired people/Im tired8.Tiring film1.正在飘的正在飘的落叶落叶2.已经落在地上的已经落在地上的落叶落叶3.令人令人失望的消息失望的消息4.感到感到失望的人们失望的人们5.激动人心的激动人心的故事故事6.（感到）（感到）激动的人们激动的人们7.累了的累了的人人/我我感到感到累了累了8.（使人觉得）（使人觉得）无聊的无聊的电影电影辨别2.I borrowed a book _ by Mar

42、k Twain from the library last week.I like it very much.A.written B.writing C.was written D.to write1.Did you attend the meeting _yesterday?A.to be held B.having been held C.held D.being heldCA小试身手小试身手 过去分词过去分词作表语作表语1.1.用作用作表语表语的过去分词被动意味很弱，主要的过去分词被动意味很弱，主要表示动作的完成和状态，此时相当于一个表示动作的完成和状态，此时相当于一个形形容词。容词。2

43、.2.被动被动语态的过去分词被动意味很强语态的过去分词被动意味很强,句子句子主语为动作的承受者，主语为动作的承受者，后面常跟后面常跟byby短语短语。The glass was broken.The glass was broken by Tom.The windows are closed.The windows are closed by Jack.3.3.表示表示“感觉流露感觉流露”的一些过去分词的一些过去分词(如如:interested,surprised,excited,frightened,shocked)和一些过去和一些过去 分词分词(如如dressed,drunk,devote

44、d,lost,known)常用常用 作表语作表语,表示状态表示状态.其中有些其中有些仅表示状态仅表示状态,毫无被动毫无被动 意味。意味。How did the audience receive the new play?They got very excited.She was very disappointed to hear the result.Hes quite experienced in teaching beginners.How did Bob do in the exams this time?Well,his father seems pleased with his re

45、sults.1.The painter looked so_(tire)after working for a whole day.2.I was_(disappoint)with the film I saw last night.I had expected it to be better.3.Everybody is really _(excite)about the new Olympic stadiums.tireddisappointedexcited小试身手小试身手be prepared to do be interested in doing/sthbe interested

46、to dobe worried aboutbe concerned aboutbe absorbed in doing/sthdefeated enemya boy named/called Billcracked/broken window准备好做某事准备好做某事对对感兴趣（习惯）感兴趣（习惯）对对感兴趣（一次性）感兴趣（一次性）担心担心关心关心专注于专注于被打败的敌人被打败的敌人一个叫一个叫Bill的男孩的男孩打碎的窗户打碎的窗户/玻璃玻璃短语积累短语积累一、单项填空。1.The concert _ at the Beijing Workers Stadium was a big succ

47、ess.A.held B.holding C.hold D.to hold2.Walking out of the office with a _ smile on her face,she turned to say goodbye to her teacher.A.forcing B.forced C.being forced D.having forced AB4.He asked his students to remain _ until all the papers had been handed in.A.to seat B.to be seated C.seating D.se

48、ated 4.There was nothing _ in the fridge,so he had to go out for dinner.A.to leave B.leavingC.left D.to be left5.The students were all _ when they heard the _ news.A.inspired;inspiring B.inspired;inspired C.inspiring;inspired D.inspiring;inspiring ADC6.When he got back,he found that his bread had go

49、tten _.A.to burn B.burnt C.burning D.to be burnt 7.The police said on Thursday that they had a _ person of the murder,which could be a great help to them.A.feared B.doubted C.questioned D.suspected BD二、用括号内动词的适当形式填空。1.Fortunately,the _(infect)people were sent to hospital immediately.2.The primary pu

50、rpose is to make achievements in biological research _(know)to the public.3.“To see is _(believe)!”I couldnt help telling myself.infected known to believe4.John told me that the _(excite)plan was the one put forward by Mr.Zhang at yesterdays meeting.5.When he came back,he found his son pretended to