Unit 3 Understanding ideas 课件-高中英语外研版（2019）必修第三册.pptx

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1、Unit3 The world of scienceUnderstanding ideasLead inActivity 1 Activity 1 Can you tell the difference between the Can you tell the difference between the pictures?pictures?Ancient timesModern times1.window(paper vs glass)2.Things in the kitchen(firewoodvsgas,bucketvselectrickettle)3.Lightening equip

2、ment(candle vs bulb)4.Way to study(brushpenvslaptop)What has changed the way we live?inventionReadingV I1.Read the interview(P26-27)fast and find out what inventions are mentioned.Great inventions in ancient China:Western inventions:steam enginetelephoneradiogunpowerpapermakingprintingcompass1.Readt

3、hepassageonPages26-27quicklyandmatcheachparagraphwithitsmainidea.()Paras.1-2A.Theadvancesconnectedwithtechnology.()Paras.3-4B.Thepossibilityofmakingtimemachine.()Paras.5-8 C.Theagesofinventionofalltime.()Paras.9-12D.Theinspirationtoinventmore.()Paras.13-14E.GreetingfromtheinterviewerandRichard.ECADB

4、2.ChoosethesentencesthatdescribeDrFairhurstsopinions.1.InventionsinAncientChinawerebetterthanthoseintheWest.2.Alotoftodaysgreatinventionsaretech-based.3.Today,mostinventorspreferworkingbythemselves.4.Thedesiretosolveproblemsinspiresinvention.5.Atimemachinewilldefinitelybeinventedinthefuture.inventio

5、ns of the pastinspiration for inventionsinventions of todayAncient China1._Ancient China1._The West-The West-2._2._recognising recognising 7._7._8._8._wearable techwearable tech3._3._replacement replacement 4._4._made by 3D printersmade by 3D printers5._ 5._ using GPS,computing using GPS,computing t

6、echnology and technology and 6._6._gunpowder,papermaking,printing and the compassgunpowder,papermaking,printing and the compass2 the steam engine,the 2 the steam engine,the telephone and the telephone and the radioradio the flexible battery the flexible battery hearts and bone parts hearts and bone

7、partsan intelligent walking housean intelligent walking house eco-friendly solar technology eco-friendly solar technologya problem that a problem that needs a solutionneeds a solutionan incredible desire an incredible desire to think and create to think and create Activity 4 Fill in the blanks in th

8、e mind map.virtual realityvirtual realityPost-readingV VRetelltheinterviewbycompletingthefollowingblanks.There have been 1.(gold)ages of invention throughouthistory.Think of the four great inventions 2.AncientChina:gunpowder,papermaking,3._(print)and the compass.Thesethings changed the world forever

9、.Then there were the great Westerninventions:thesteamengine,thetelephoneandtheradio.Andnowmostofthenew great 4._(invent)are tech-based.For example,advances invirtualrealityand5._(wear)tech,aswellastheflexiblebattery,meanweshouldsoonbeseeing6._(far)developments.goldeninprintinginventionswearablefurth

10、erInaddition,importantadvanceshavebeenmadeinmedicineand7._(environment)sciencethanks8.increasingcomputerpower.Newinventionslike3Dprintershavebeenused9.(make)replacement hearts and bone parts.In terms 10._ the environment,it is now possible to create an intelligent walkinghouse.environmentaltoto makeofThink&ShareWhatelseinspirespeopletoinventthings?