高中英语：Unit 1Great scientists warming up and reading课件 人教必修5.ppt

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1、Unit 1 Unit 1 Great Great scientistsscientists2021/8/11 星期三1Learning Goals:Learning Goals:What will we learn in Unit 1?What will we learn in Unit 1?2021/8/11 星期三2Period 1&2 Warming up and Reading I2021/8/11 星期三3Warming upWhat impress you most in 2003?2021/8/11 星期三4Which person impress you most durin

2、g the SARS?Zhong Nanshan (钟南山钟南山)2021/8/11 星期三5Lets have a competition!Do you know other scientists?The following is a quiz and lets find out who knows the most.2021/8/11 星期三61.Which scientist discovered that objects in water are lifted up by a force that helps them float?B.ArchimedesC.Thomas Edison

3、A.Charles Darwin (287-212 BC)an ancient Greek mathematician&physicist2021/8/11 星期三72.Who wrote a book explaining how animals and plants developed as the environment changed?A.Marie CurieC.Charles DarwinB.Gregor MendelCharles Darwin(1808-1882)British author of The Origin of Species 2021/8/11 星期三83.Wh

4、o invent the first steam engine?A.Thomas NewcomenC.Thomas EdisonB.Archimedes(1663-1729)British,improved the first steam pump and turned it into a steam engine for taking water out of mines in 1712.2021/8/11 星期三94.Who used peas to show how physical characteristics are passed from parents to their chi

5、ldren.A.Thomas EdisonC.ArchimedesB.Gregor MendelCzech(1822-1884)2021/8/11 星期三105.Who discovered radium?A.Marie CurieC.NewtonB.Zhang Heng(1867-1934)(Polish and French,won two Nobel Prizes)2021/8/11 星期三116.Who invented the way of giving electricity to everybody in large cities?A.Stephen Hawking C.Thom

6、as EdisonB.Archimedes(1847-1931)an American inventor2021/8/11 星期三12Thomas EdisonThe Inventions of Thomas Edison Phonograph 留声机留声机LightbulbMotion Pictures2021/8/11 星期三137.Who was the painter that studied dead bodies to improve his painting of people?A.Gregor MendelC.Marie CurieB.Leonardo da Vinci (14

7、52-1519)Italian artist2021/8/11 星期三148.Who invented a lamp to keep miners safe underground?A.Sir Humphry Davy C.FaradayB.Thomas Newcomen(1778-1829)British2021/8/11 星期三159.Who invented the earliest instrument to tell people where earthquakes happened?A.Charles DarwinC.Watt B.Zhang Heng(78-139)Chinese

8、,invented seismograph2021/8/11 星期三1610.Who put forward a theory about black holes?A.Stephen HawkingC.CopernicusB.Archimedes(1942-)a British astronomer2021/8/11 星期三17John SnowBritish(1813 1858)a legendary(传奇的传奇的)figure in the history of public health,epidemiology（流行病（流行病学）学）and anesthesiology（麻醉（麻醉学）

9、学）2021/8/11 星期三18What is Cholera?Cholera is the illness caused by a bacterium called Vibria cholerae.It infects peoples intestines(肠肠),causing diarrhea(腹泻腹泻),vomiting and leg cramps.2021/8/11 星期三192021/8/11 星期三20Do you know how to prove a new ideain scientific research?seven stages2021/8/11 星期三21Mak

10、e a conclusion Think of a method Collect results Make up a questionFind a problem Analyse the results Repeat if necessary2021/8/11 星期三22John Snow defeats“King cholera”Reading2021/8/11 星期三23Do you know what was this map used for in 1854?Finding out the cause of Cholera.2021/8/11 星期三24What happened in

11、 1854?How many people died in 10 days?Why is there no death at No.20 and 21 Broad Street as well as at No.8 and 9 Cambridge Street?Task 1:Skim and Scan2021/8/11 星期三251.What happened in 1854?2.How many people died in 10 days?Cholera outbreak hit London.5002021/8/11 星期三263.Why is there no death at No.

12、20 and 21 Broad Street as well as at No.8 and 9 Cambridge Street?These families had not drunk the water from the Broad Street pump.2021/8/11 星期三27Task 2detailed reading2021/8/11 星期三28Read and answer:Paragraph 1:1 Why couldnt the cholera be under control at first?Neither its cause,not its cure was un

13、derstood.True or false:1.John Snow was glad to help ordinary people.2.John Snow thought cholera would never be controlled.TF2021/8/11 星期三29Paragraph 2Whats the two theories?In your words.Which one is more reasonable?2021/8/11 星期三30 John Snow finally proved the theory he believed by _.A.gathering inf

14、ormation with the help of a map B.looking into the source of the water for Broad Street and Cambridge Street C.separating those who suffered cholera from those who didnt D.both A and B E.both A and CParagraph 3&42021/8/11 星期三31Paragraph 3&4Whats the result?He found the cause of cholera was the pollu

15、ted water.2021/8/11 星期三32Paragraph 5When the cause was found,what did the people do？Remove the handle from the water pump so it could not be used.2021/8/11 星期三33Paragraph 6What s the extra evidence?Two other deaths in another part of London that were linked to the Broad Street outbreak.2021/8/11 星期三

16、34Paragraph 7What are John Snows suggestions?The source of all water supplies should be examined.New methods of dealing with polluted water should be found.The water companies were also instructed not to expose people to polluted water anymore.2021/8/11 星期三35Whats the main idea of the passage?A.John

17、 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 did John Snow collect,analyze data and find the cause of the disease and solved it.2021/8/11 星期三36Task 3Mind Map of the text2021/8/11 星期三37John Snow Defeats“K

18、ing Cholera”Paragraph 1:Introduction of John Snow and Cholera Paragraph 2:Two theory Find a Problem:What cause the cholera?Make up a question:Which is right?Paragraph 3-6:Study of the breakout in 1854 2021/8/11 星期三38Paragraph 3:Study of the breakout in 1854 Think of a method:Test two theoryCollect t

19、he result:Mark the deathParagraph 4:Study of the breakout in 1854 Analyse the result:Reason for death and no death2021/8/11 星期三39Paragraph 5:Study of the breakout in 1854 Paragraph 6:Study of the breakout in 1854 Repeat if necessary:Find more evidence.Draw a conclusion:Cholera was spread by germ Pol

20、luted water carried choleraAnalyse the result:Find the resource of the water 2021/8/11 星期三40Paragraph 7:Prevention of Cholera John Snow defeat King Cholera2021/8/11 星期三41Read the passage again and fill in the blanks:John Snow was a well-known _ in London in the _ century.He wanted to find the _ of c

21、holera in order to _ it.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 dirty water from the _ died.So he decided that the polluted water carried cholera.He suggested that the _ of all water

22、 supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.doctor19thcausedefeatbrokemarkedpumpsourceexamineddealing (in 5 minutes)2021/8/11 星期三42HomeworkMaster new words&expressions导与练导与练 P4-P102021/8/11 星期三43GrammarGrammarpast participle used as the attribute

23、&the predictive2021/8/11 星期三44一、过去分词作定语一、过去分词作定语1 1、单单个个的的过过去去分分词词作作定定语语时时一一般般兼兼有有被被动动和和完完成成的意义。的意义。eg：a lostlost animal a usedused stamp an injuredinjured finger a brokenbroken coin a lightedlighted candle一只迷路的动物一只迷路的动物一枚用过的邮票一枚用过的邮票一个受伤的手指一个受伤的手指一枚破损的硬币一枚破损的硬币一支点燃的蜡烛一支点燃的蜡烛 2021/8/11 星期三45注意：过去分词作

24、定语时，有时只有被动意义。注意：过去分词作定语时，有时只有被动意义。e.g.：spokenspoken English 英语口语英语口语 writtenwritten exercises 书面练习书面练习少少数数表表示示位位移移或或状状态态改改变变的的不不及及物物动动词词的的过过去去分分词词只有完成的意义只有完成的意义fallenfallen leaves 落叶落叶 the risenrisen sun 升起来的太阳升起来的太阳a returnedreturned student 一名留学生一名留学生 a retiredretired teacher 一名退休教师一名退休教师an escape

25、descaped prisoner 一名逃跑的囚犯一名逃跑的囚犯 2021/8/11 星期三462 2、过过去去分分词词作作后后置置定定语语，表表示示被被动动和和或或完完成意义成意义。e.g.：How I regretted the hours wastedwasted in the woods!我多懊悔在树林浪费的时光啊我多懊悔在树林浪费的时光啊I like wearing clothes mademade of this kind of cloth我喜欢穿这种布料做的衣服。我喜欢穿这种布料做的衣服。e.g.：The books writtenwritten by Lu Xun are po

26、pular鲁迅写的书很受欢迎鲁迅写的书很受欢迎Well go to visit the bridge builtbuilt hundreds of years ago 我们要去看那座建于几百年前的桥我们要去看那座建于几百年前的桥。2021/8/11 星期三47想一想什么时候用前置定语？什么时候用前置定语？什么时候用后置定语？什么时候用后置定语？单个的单个的过去分词作定语一般放在被修饰的过去分词作定语一般放在被修饰的名词前名词前过去分词过去分词短语短语作定语要放在被修饰的名词作定语要放在被修饰的名词后面后面2021/8/11 星期三48Practice:Change the following

27、Past Participle into clauses.1）The question discussed was very important.=The question _ was very important.which had been discussed注注：本本句句中中的的过过去去分分词词作作定定语语，既既表表被被动又表完成。动又表完成。2021/8/11 星期三492）The United States is a developed country.=The United Stated is a country _.which has developed注：本句中的过去分词作定语

28、，只表示完成。注：本句中的过去分词作定语，只表示完成。3）Have you noticed the bridge being built there?=Have you noticed the bridge _ there?which is being built注注：本本句句中中的的过过去去分分词词作作定定语语，表表示示被被动动的的动作正在进行。动作正在进行。2021/8/11 星期三50二、过去分词作表语二、过去分词作表语1 1、过过去去分分词词作作表表语语，表表示示主主语语的的特特点点或或所所处处的的状状态态，其其前前的的系系动动词词有有包包括括bebe在在内内的的多多种种形式。形式。e

29、.g.：Everyone present is very inspired at his speech 听了他的发言，在场的所有人都很振奋。听了他的发言，在场的所有人都很振奋。You seem frightened.你似乎受了惊吓。你似乎受了惊吓。2021/8/11 星期三51系动词appear,be,become,fall,feel,get,go,grow,keep,look,prove,remain,rest,run,seem,smell,sound,stay,taste,turn2021/8/11 星期三522 2、过过去去分分词词作作表表语语，构构成成的的系系表表结结构构与与被动语态的

30、区别：被动语态的区别：过过去去分分词词作作表表语语，强强调调特特点点或或状状态态；而被动语态中，强调动作而被动语态中，强调动作。e.g.：This shop is now closedclosed 这家商店现在已经关门了。这家商店现在已经关门了。(状态状态)This shop is closedclosed at 6 pm everyday 这家商店每天这家商店每天6 6点关门。点关门。(动作动作）2021/8/11 星期三53Practice:Complete the sentences using the past participle as the predicative.1.丢了钱他自

31、责不已。丢了钱他自责不已。He _ about losing the money.2、你为什么总是看上去很疲劳？这些日子睡得、你为什么总是看上去很疲劳？这些日子睡得好吗？好吗？Why do you always _?Do you sleep well these days?got blamedlook so tired2021/8/11 星期三543.我对昨晚看的电影很失望。我原以为它能我对昨晚看的电影很失望。我原以为它能好些。好些。I _ the film I saw last night,I had expected it to be better.4.听听说说那那位位明明星星死死了了，人

32、人人人都都很很惊惊讶讶。Everybody _to hear the death of the famous film starwas disappointed withwas shocked2021/8/11 星期三555.要去动物园了，孩子们非常兴奋。要去动物园了，孩子们非常兴奋。The children _ going to the zoo6.他的伤口感染了一种新病毒他的伤口感染了一种新病毒.His wound _ a new virusare really excited aboutbecame/was infected with2021/8/11 星期三561.Linda worke

33、d for the Minnesota Manufacturing and Mining Company,_ as 3M.A.knowing B.known C.being known D.to be known高考链接B解析：答案解析：答案B B。此处考查过去分词作后置。此处考查过去分词作后置定语，定语，3M3M与与knowknow之间是被动关系，故用过之间是被动关系，故用过去分词表示被动。去分词表示被动。2021/8/11 星期三572.The disc,digitally _ in the studio,sounded fantastic at the party that night.

34、A.recorded B.recording C.to be recorded D.having recorded高考链接A解析：答案解析：答案A A。此处考查过去分词作后置。此处考查过去分词作后置定语，定语，discdisc与与recordrecord之间是被动关系，故之间是被动关系，故用过去分词表示。用过去分词表示。2021/8/11 星期三583.Dont use words,expressions,or phrases _ only to people with specific knowledge.A.being known B.having been known C.to be k

35、nown D.known高考链接D解析：答案解析：答案D D。knowknow与与wordswords，expressionsexpressions，phrasesphrases构成动宾关系，故用过去分词表构成动宾关系，故用过去分词表示被动。示被动。2021/8/11 星期三594.The flowers _ sweet in the botanical garden attract the visitors to the beauty of nature.A.to smell B.smelling C.smelt D.to be smelt高考链接B解析：答案解析：答案B B。此处为现在分词

36、作定语，。此处为现在分词作定语，修饰修饰flowersflowers。smellsmell为系动词，不能用于为系动词，不能用于被动语态，相当于被动语态，相当于which/that smells which/that smells sweetsweet。2021/8/11 星期三60现在分词和过去分词作定语的区别现在分词和过去分词作定语的区别现在分词：主动，正在进行现在分词：主动，正在进行过去分词：被动和或完成过去分词：被动和或完成There are 220 children studying in the art school.The experience gained will be of

37、great value to us.2021/8/11 星期三61现在分词和过去分词作表语的区别现在分词和过去分词作表语的区别V-ing 形式表示“令人的”V-ed 形式表示“某人感到的”The story is interesting.I am interested in the story.2021/8/11 星期三62语法专练语法专练1.China is _.A.a developed countryB.a country which was developingC.a developing countryD.a country which is developed2021/8/11 星

38、期三632.look!A _ woman was coming.A.beautiful dressed B.dressed beautiful C.beautifully dressed D.dressed beautifully 2021/8/11 星期三643.Mr smith,_ of the _ speech,started to read a novel.A.tired;boring B.tiring;boredC.tired;boredD.tiring;boring2021/8/11 星期三654.After the fight,a caretaker found that a y

39、oung man _ so he telephoned for an ambulance immediately.A.seriously injuredB.was injured seriouslyC.was serious injuredD.was seriously injured2021/8/11 星期三665.It is believed that if a book is_,it will surely _ the reader.A.interested;interestB.interesting;be interestedC.interested;be interesting D.

40、interesting;interest2021/8/11 星期三676.He held the _ stick high and went on in the dark cave.A.litB.lightedC.burnt D.firing2021/8/11 星期三687.We had our picnic lunch in the forest next to a _ tree.A.fallenB.falling C.being fallingD.been fallen2021/8/11 星期三698.If the building project _ by the end of this month is delayed,the construction company will be fined.A.is completedB.to be completedC.being completedD.completed2021/8/11 星期三70Homework导与练16-17页语法专练语法专练导与练17-18页单项填空单项填空2021/8/11 星期三712021/8/11 星期三72