必修五第一单元大阅读-课件

Unit1

GreatScientists2020/10/281Let’shaveaquiz.Whatdoyouknowaboutgreatscientists?Warmingup2020/10/282精品资料2020/10/2831.Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?2020/10/284It’s…..Archimedes“Givemeaplacetostandon,andIcanmovetheearth.”2020/10/2852.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?2020/10/286It’s…..CharlesDarwin2020/10/2873.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren.2020/10/288It’s…GregorMendel2020/10/2894.Whodiscoveredradium?2020/10/2810It’s…MarieCurie2020/10/28115.Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?2020/10/2812It’s…ThomasEdisonGeniusisonepercentinspirationandninety-ninepercentperspiration.2020/10/28136.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?2020/10/2814It’s…LeonardodaVinci2020/10/28157.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?2020/10/2816It’s…ZhangHengSeismograph地震仪2020/10/28178.Whoputforwardatheoryaboutblackholes?Blackhole

2020/10/2818It’s…StephenHawking(1942--)2020/10/28199.Whoinventedthefirststeamengine?2020/10/2820It’s…

ThomasNewcomen2020/10/282110.

Whoinventedalamptokeepminerssafeunderground?2020/10/2822It’s…SirHumphryDavytheSafetyLamp

2020/10/2823

Whydowecallthemgreatscientists?madeagreatcontribution.madegreatachievements.succeededintheirscientificresearch.Theyall...2020/10/2824drawaconclusionthinkofamethodcollectresultsmakeaquestionfindaproblemanalysetheresultsfindsupportingevidencefindaproblemmakeaquestionthinkofamethodcollectresultsanalysetheresultsdrawaconclusionHowtoproveanewideainscientificresearch?findsupportingevidence2020/10/2825JohnSnowDefeats“KingCholera”Reading2020/10/2826JohnSnowdefeats“kingcholera”Whatcanyoulearnfromthetitle?人物：事件：defeatscholera2020/10/2827DoyouknowJohnSnow?Doyouknowwhatkindofdiseaseischolera?JohnSnowisawell-knowndoctorinthe19thcenturyinLondonandhedefeated“KingCholera”.Itisakindofinfectiousdiseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheoldtimesanditwasverydifficulttodefeat.JohnSnow约翰.斯诺(1813~1858),英国麻醉学家、流行病专家。他首次提出了预防霍乱的措施。1854年,伦敦霍乱流行,斯诺通过研究霍乱病死者的日常生活情况,寻找到他们的共同行为模式,发现了霍乱与饮用不洁水的关系,由于及时切断了二者的联系,有效制止了霍乱的流行。

Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.Peoplemaybeexposedtoinfectiousdiseases,somayanimals.Birdflu,AIDSandSARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.2020/10/2828Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.Peoplemaybeexposedtoinfectiousdiseases,somayanimals.Birdflu,AIDSandSARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.Whatdoyouknowaboutinfectiousdiseases?2020/10/2829Whatdoyouknowaboutcholera?Choleraistheillnesscausedbyabacterium(细菌)calledVibriocholerae.Itinfectspeople’sintestines(肠),causingdiarrhea(腹泻),vomitingandlegcramps.Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeeninfectedwiththebacteria.2020/10/2830JohnSnow约翰.斯诺(1813~1858),英国麻醉学家、流行病专家。他首次提出了预防霍乱的措施。1854年,伦敦霍乱流行,斯诺通过研究霍乱病死者的日常生活情况,寻找到他们的共同行为模式,发现了霍乱与饮用不洁水的关系,由于及时切断了二者的联系,有效制止了霍乱的流行。introduction2020/10/2831()JohnSnowbegantotesttwotheories.()AnoutbreakofcholerahitLondonin1854.()JohnSnowmarkedthedeathsonamap.()Heannouncedthatthewatercarriedthedisease.()JohnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere.()KingCholerawasdefeated.()Hefoundthatmostofthedeathswerenearawaterpump.()Hehadthehandleremovedfromthewaterpump.Readthepassageandnumbertheseeventsintheorderthattheyhappened.Fast—reading:214738562020/10/2832Whatistheproblem?Thecholerawasthemostdeadlydiseaseofitsday.Neitheritscause,noritscurewasunderstood.Whatcausedcholera?Para.1Careful—reading:2020/10/2833Makeaquestion:Whichtheorytobelievein?Idea1Idea2Choleramultipliedintheairwithoutreason.Acloudofdangerousgaswouldfloatarounduntilitfounditsvictims.Peopleabsorbeditwiththeirmeals.Whichonedoyoubelievemore?WhataboutJohnSnow?Para.22020/10/2834AmapofBroadStreetWhatmethoddidheuse?BroadStreetManydeathshappenedhere.Nodeathhappenedhere.Itseemedthewaterfromthepumpwastoblame.Whatdidhedonext?PublichouseParas.3-42020/10/2835Para.5Analyzetheresults:Whathappenedtothepumpwater?ThewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.2020/10/2836Para.6Findsupportingevidence:whatextraevidencedidhefind?Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.2020/10/2837Para.7DrawaconclusionThepollutedwatercarriedthedisease.2020/10/2838drawaconclusionfindaproblemmakeaquestionthinkofamethodcollectresultsMatchthemPara1Para2Para3Para4Para5Para6Para7PreventionofCholeraanalysetheresults2020/10/2839SummaryJohnSnowwasawell-known______inLondoninthe_____century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera______out,hebegantogatherinformation.doctor19thcausedefeatbroke2020/10/2840He_________onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_______ofallwatersupplybe__________andnewmethodsof________withpollutedwaterbefound.Finally,“KingCholera”wasdefe