Unit 12 Lesson 1 Reading （ppt课件+音频）-2022新北师大版（2019）《高中英语》选择性必修第四册.rar

1、UNIT 12 UNIT 12 INNOVATIONINNOVATIONLESSON 1 SCIENTIFIC BREAKTHROUGHSToreadandtalkaboutimportantinventionsanddiscoveriesofthe20thcenturyToreadforgeneralunderstandingToreadforspecificinformationandunderstandwordsincontextTowriteasummaryofanimportantdiscoveryorinventionWhat do you think are the most i

2、mportant inventions or discoveries of the 20th century?Can you name a few inventors?AlbertEinsteinAlexanderFlemingEckert&MauchlyTimBerners-LeeWhat makes them great?What does it take for an inventor to invent something?premierscientistpioneersofthe20thcenturytobecommittedtotobeinspiredbytobeproposedb

3、ytoimprovethequalityofhumanlifeWhichofthefollowingimportantdiscoveriesofthe20thcenturyarementionedinthefirstparagraph?A.SplittingtheatomB.DiscoveringthesmallestparticleofmatterC.ReplacingdiseasedorganswithdonatedonesD.FlyingaroundtheworldandlaunchingsatellitesE.Discoveringthecausesofdiseasesundermic

4、roscopesF.Usingmobilephones,emailingandsendinginstantmessagesRead the text about some of the pioneers in science during the 20th century.What discoveries are mentioned?Who made them?MentioneddiscoveriesInventorsordiscoverersE=mc2theoryAlbertEinsteinPenicillinAlexanderFlemingTheworldsfirstcomputerEck

5、ertandMauchlyWorldWideWebTimBerners-LeeMatch the discoveries or inventions(1-4)with how they came about(a-d).1E=mc22penicillin3thefirstcomputer4theInternetascientistsworkedtogetherasateambtherewasaluckyaccidentcdifferentscientistsworkedonitformanyyearsdascientistwasinspired1_2_3_4_dbacListen to the

6、text and find information about how the following things were invented/discovered.Organise the information in your own way.Then describe the process in groups.E=mc2Who?Significance?How?AlbertEinsteininspiredwhilerockinghisbabyshowinghowasmallpieceofmasscouldproduceanunbelievableamountofenergytheoryo

7、frelativitypenicillinWho?Significance?How?AlexanderFlemingaluckyaccidenthelpingtosavethelivesofmillionshumilityabouttheamazingoutcomeofhisdiscoverycomputerWho?Significance?How?EckertandMauchlyworkingtogetherasateamtheworldsfirstcomputertoimprovetheaccuracyofthemissilesoftheUSNavyusingtoomuchenergyth

8、eInternetWho?Significance?How?TimBerners-LeedifferentscientistsworkingonitformanyyearsenablingcomputersallovertheworldtocommunicatewitheachotherwithouttheInternet,unimaginableRead the text again and write T(true),F(false)or NI(no information)in brackets.()1Itisnoteasytochoosethesinglemostimportantdi

9、scoveriesofthe20thcentury.()2Anatomisthesmallestparticleofmatter.()3Einsteinwasatworkwhenhethoughtofthequestion“E=mc2”.()4Einsteinparticipatedintheprogrammethatdevelopedthenuclearbomb.()5Einsteinobservedchangesintime,sizeandmass.TFFNIT()6Fleminghadbeenstudyingbacteriainhislaboratorywhenthediscoveryh

10、appened.()7Flemingdevelopedtheprocessofmakingpenicillin.()8Thefirstcomputerprojectfailedtomeetitsoriginalgoal.()9Thefirstcomputerwasextremelydifficulttoprogramme.()10Computerscouldnotconnecttoeachotherbefore1990.FNITNIF1Whichdiscoveryorinventionmentionedinthetexthasbeenthemostimportantsofar?Why?2Whi

11、chdiscoveryorinventionwillmostinfluencethefuture?Why?3Howdidthewriterconnecttheparagraphs?Circlethesignalwordsorphrases.3Line12:AlthoughHerearesomeofthem.Line15:Oneofthe20thcenturyspremierscientistswasLine24:anotherimportantfindingLine34:whenFlemingsdiscoverywasLine49:WiththedevelopmentofcomputersLi

12、ne57:Thesepioneers把握主题词汇链把握主题词汇链词汇词汇是构成语篇的基本成分，它们在语篇中不是孤立是构成语篇的基本成分，它们在语篇中不是孤立地存地存在在着，而是彼此之间形成了网络关系，协助完成各种交际着，而是彼此之间形成了网络关系，协助完成各种交际功能功能。作为一个完整语篇的基本要素之一的主题，就是通过作为一个完整语篇的基本要素之一的主题，就是通过主题主题词汇词汇（topic-relatedwords）加以体现的。）加以体现的。SCIENTIFICBREAKTHROUGHS一文的主题是一文的主题是20世世纪中重大的科学进步。第一段通过使用纪中重大的科学进步。第一段通过使用过去情

13、景描述法过去情景描述法总述总述了了20世纪见证了很多伟大的发明以及发现，涉及医学、通讯、世纪见证了很多伟大的发明以及发现，涉及医学、通讯、交通以及人类对世界乃至宇宙的认知。交通以及人类对世界乃至宇宙的认知。该段中与全文主题该段中与全文主题相关相关的词汇有：的词汇有：discoveryofthe20thcenturyAmazingdiscoveriesMedicaladvancesdiscoveringtheintroductionofmobilephonesthewaywentfromtoscientistsfiguredout。众多的主题。众多的主题词汇形成了一条词汇形成了一条长长的长长的链

14、条，我们称之为主题词汇链（链条，我们称之为主题词汇链（thelexicalchainoftopic）。主题。主题词汇链的存在使语篇的主题更词汇链的存在使语篇的主题更加突出加突出。Nowfindtopic-relatedwordsinotherparagraphs.Each member writes a short summary about one of the discoveries or inventions from the following aspects.Then share with other members.The whole group works together to

15、 edit the summaries before putting them together to make a poster.inventorpurposeInventionsprocessComplete the passage with the correct form of the words below.orbit,missile,enable,launch,accuracy,scientific,microscope,inventor,biologistIreallydontknowwhatIwanttodowhenIleaveschool.Mydadisacomputeren

16、gineerworkingontheimprovementofthe1_oftheNavys2_.Iwouldliketofollowinhisfootsteps,butthenIdhavetositinfrontofacomputerallday.Mymumisa3_,butitseemstomethatallshedoesislookingatbacteriathrougha4_.accuracymissilesbiologistmicroscopeAllthatstuffabout5_findingsthatsavepeopleslivesisprettyinteresting,butI

17、thinkImightbemoreinterestedinstudyingmedicine.Butthenagain,myuncleisascientistandheisalwaystalkingabout6_satellitesinto7_.Ifindthisveryexciting.IknowwhatIwanttobe!Icouldbean8_!Icouldcomeupwithhundredsofinventionsthatwill9_peopletolivebetterlives.ButIdontthinktheresauniversitycourseforinventors.Maybe

18、IshouldjustfindoutwhatIreallylikefirst.scientificlaunchingorbitinventorenableorbit,missile,enable,launch,accuracy,scientific,microscope,inventor,biologistSearch online to find the major discoveries and inventions of the 21st century.Which do you think is the most important?Why?Virtualreality,orVR,ha

19、sbroughtscenariosonceseeninthefieldofsciencefiction,intoreallife.UsingVRgoggles,userscanbetransportedanywheretoexperiencewhatevertheywant.VRcanbewidelyusedinartificialintelligence,educationandtraining,medicine,gamingandtourism.Itsthemostimportantinvent,Ithink.ButIalsofearedthepotentialriskofsomepeop

20、lechoosingtospendmostoftheirtimeinthisfantasyworldtoescapetheirhumdrumexistenceandrealhumancontact.Lifeislikeridingabicycle.Tokeepyourbalance,youmustkeepmoving.AlbertEinsteinMostChinesethinkthatthefourgreatnewinventionsofChinainmoderntimesaremobilepayments,high-speedtrains,onlineshopping,andbike-sharing.Chooseonetowritedownyourownunderstandingaboutitsimportanceandsignificance.