高二 人教版 英語 選擇性必修二第一單元《Lesson 1 Reading and Thinking(1)》 課件

高二—人教版—英語—選擇性必修二第一單元Unit1ScienceandScientistsLesson1ReadingandThinking(1)1.Whatcanyouseeinthephoto?Twogirlsareconductinganexperimentinaschoolsciencelaboratory,probablytotestatheory,verifyresults,collectdata,ordevelopskillsneededinscientificresearch.2.WhatqualitiesdoEinsteinandInfeldthinkascientistshouldhave?Tosolveascientificproblem,onenotonlyrequiressomedegreeoftechnicalskillbutalsoneedstheabilitytoaskquestionsandtoseethingsinanewway.Toraisenewquestions,newpossibilities,toregardoldproblemsfromanewangle,requirescreativeimaginationandmarksrealadvanceinscience.--AlbertEinsteinandLeopoldInfeldOtherqualities:hard-working,patient,passionate,enthusiastic,devoted...

LearningObjectives1.understandtheimportanceofaquestioningmindbyanalyzingJohnSnow’sscientificspirits.2.understandhowJohnSnowdefeated“KingCholera”byfindingstagesofscientificresearch.3.summarizethetextaftercatchingdetailsbyscanningandskimmingandreviewingitsmainidea.Whatischolera?WhoisJohnSnow?HowdidJohnSnowdefeat“KingCholera”?...Whatdoyouwanttoknowaboutthispassagefromthetitle?JOHNSNOWDEFEATS“KINGCHOLERA”Cholerawasoneofthemostfeareddiseasesintheworld.Whatischolera?Whatharmdoescholeradotopeople?Whyisitcalled“KingCholera”?Choleracausesseverediarrhoea(腹瀉),dehydration(脫水)andevendeath.Becauseitwassopowerfulthatitkilledmillionsofpeopleduringoneoutbreakaloneanditcausesotherdeadlyillnesses.Whatischolera?WhoisJohnSnow?(Para.1)AyoungBritish

whoeven

QueenVictoriawhenshegavebirth.Hehadadesireto

.onceandforall.doctorattendedtodestroycholeratakecareof/lookafter

Thefollowingaresevenstepsofscientificresearch.

Whatorderwouldyouliketoputthemin?(Activity1onpage2)

analyzetheresults

askaquestion

drawaconclusion

collectdata

findaproblem

findsupportingevidence

thinkofamethodHowdidJohnSnowdefeat“KingCholera”?How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.badairfoodorwaterfindaproblemStep2Snowwasdeterminedtofindout

.

.How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.foodorwaterfindaproblemStep2Snowwasdeterminedtofindout

.

.whytheoutbreakwassosevereintwoparticularstreets

askaquestionStep3Snow

theplaceswherethepeoplewho

hadlived.markedonamapdiedthinkofamethod(Para.3)BROADSTREETWhatkindofmapisit?It’sSnow’scholeramap.Whatdoes“—”mean?Itmeansonedeath.Whatdoes“PH”mean?Itmeanspublichouse,ahousesuchasbarorpubwherealcoholicdrinksaresoldtothepublic.Whatdoes30,31,...referto?Theyrefertonumbersofhouses.Step4

Thenumberofdeathsindifferent

householdswasrecorded.collectdata圖片來源于網(wǎng)絡(luò)BROADSTREETWhichhousenumbershadmorethanfourdeathsinBroadStreet?Housenumber16,37,38and40hadmorethanfourdeathsinBroadStreet.WhichhousenumbershadnodeathsinBroadStreet?Housenumber14,20,21,25,27,28and34hadnodeathsinBroadStreet.Whereisthepump?Thepumpisnearhousenumber40inBroadStreet.Step5Multipledeathsoccurrednearthe

inBroadStreet,whilesomepeoplewho______

drunkthewaterfromthepump,lived.analyzetheresultspumphadn’tStep6findsupportingevidence圖片來源于網(wǎng)絡(luò)Step7drawaconclusionWhatistheresultofJohnSnow’sresearch?Thepumpwatercarriedcholeragerms,thehandleofthepumpwasremoved,andthediseasewasstoppedinitstracks.handle(Para.3)Checkyourorder(Activity1onpage2)

analyzetheresults

askaquestion

drawaconclusion

collectdata

findaproblem

findsupportingevidence

thinkofamethod6543217

Challengeyourshortmemory

Readparagraph2&3again,closeyourbook,andcompletethechartbelow.

(Activity3&4onpage3)

airfoodorwatermarkedonamapdiedwaterpumphadn’t

drinkingwaterfromthepumpcholeragermshandleairfoodorwatermarkedonamapdiedwaterpumphadn’t

drinkingwaterfromthepumpcholeragermshandleMatchthefollowingheaderswiththeletters(A-E)fromthechartbelow.1conclusion

.

2evidence

.

3process

.4solution

.5theories

.

AEBCDWhatcausedtheoutbreakofcholerainLondonin1854?WhatcontributionsdidJohnSnowmaketoscience?ThecholerawascausedbythewaterwhichcamefromtheRiverThamesandhadbeeninfectedbywaste.①②③④(Para.4)(Para.5)FurtherthinkingWhatqualitiesarecrucialinSnow’sachievements?qualitiesskilled/professionalpersistentpatientdeterminedrigorous(一絲不茍的)innovative...aquestioningmindHomework:summarizeYourfriendJackisinterestedinJohnSnowdefeats“KingCholera”.Pleasewriteasummary(about80words)ofthepassageforhim.

Whatischolera?WhoisJohnSnow?HowdidJohnSnowdefeat“KingCholera”?WhatcontributionsdidJohnSnowmaketoscience?ReviewCholera,causingdeathandothersevereillnesses,usedtobeoneofthemostscareddiseasesintheworld,untilayoungBritishdoctor,neverlosinghisdesiretodefeatcholera,showedhowitcouldbeovercome.Atfirst,itwasbelievedcholerawascausedbybadairorgermsinfoodorwater.Snowsubscribedtothelatter.WhenanoutbreakstruckLondonin1854,Snowdeterminedtofindoutwhytheoutbreakwassosevereintwoparticularstreets.ThenSnowmarkedonamaptheplaceswherethepeoplewhodiedhadlived.OnthemapthenumberofdeathsindifferenthouseholdswasrecordedandmultipledeathsoccurrednearthepumpinBroadStreet,whilepeoplewhohadn’tdrunkthewaterfromthepump,lived.What’smore,awomanandherdaughterhaddiedofcholerabecausetheyhadthewaterdeliveredtotheirhouseaftermovingaway.Asaresult,itwasprovedthatthepumpwatercarriedcholeragermsandthehandlewasremoved.Consequently,thetruthwasthatthewaterwhichcamefromtheRiverThameshadbeeninfectedbywaste.ThankstoSnow’stirelessefforts,thethreatofcholeradroppedsubstantially,peoplenowknowhowtoprotectthemselvesfromgettingcholera.Snowchangedthewayscientistsstudydiseasessoheisregardedasthefatherofmodernepidemiology.OnesampleThankyouforlistening!高二—人教版—英語—選擇性必修二第一單元Unit1ScienceandScientistsLesson1ReadingandThinking(1)答疑HowtowriteasummaryTip1AnalyzethestructureTip2FindtopicsentencesandkeyphrasesTip3ReplacethewordswithsimilarexpressionsTip4UseproperlinkingwordsTip1AnalyzethestructureWho&WhatHowtodefeatTruthAchievementsPleasedividethepassgaeintofourparts.Tip2FindtopicsentencesandkeyphrasesPart1(Para.1)Cholera,causingdeathandothersevereillnesses,usedtobeoneofthemostfeareddiseasesintheworld,untilayoungBritishdoctorwhoneverlosthisdesiretodestroycholerashowedhowitcouldbeovercome.Tip3Replacethewordswithsimilarexpressionsparticipialphrases(分詞短語)attributiveclause(定語從句)Tip2FindtopicsentencesandkeyphrasesPart1(Para.1)Cholera,causingdeathandothersevereillnesses,usedtobeoneofthemostfeareddiseasesintheworld,untilayoungBritishdoctorwhoneverlosthisdesiretodestroycholerashowedhowitcouldbeovercome.Tip3ReplacethewordswithsimilarexpressionsCholera,causingdeathandothersevereillnesses,usedtobeoneofthemostscareddiseasesintheworld,untilayoungBritishdoctorneverlosinghisdesiretodefeatcholerashowedhowitcouldbeovercome.Part2(Para.2-3)

First...Second...Third...Atlast...Atfirst...Then...What’smore...Moreover...Asaresult...Tip4UseproperlinkingwordsPart2(Para.2-3)Atfirst,

Itwasbelievedcholerawascausedbybadairorgermsinfoodorwater.Snowsubscribedtothelatter.WhenanoutbreakhitLondonin1854,Snowdeterminedtofindoutwhytheoutbreakwassosevereintwoparticularstreets.ThenSnowmarkedonamaptheplaceswherethepeoplewhodiedhadlived.OnthemapthenumberofdeathsindifferenthouseholdswasrecordedandmultipledeathsoccurrednearthepumpinBroadStreet,whilepeoplewhohadn’tdrunkthewaterfromthepumplived.What’smore,awomanandherdaughterhaddiedofcholerabecausetheyhadthewaterdeliveredtotheirhouseaftermovingaway.Asaresult,itwasprovedthatthepumpwatercarriedcholeragermsandthehandlewasremoved..Part3ThetruthwasthatthewaterwhichcamefromtheRiverThameshadbeeninfectedbywaste.Part4ThankstoSnow’stirelessefforts,thethreatofcholeradroppedsubstantially,andpeoplenowknowhowtoprotectthemselvesfromgettingcholera.

Snowchangedthewayscientistsstudydiseasesso

heisregardedasthefatherofmodernepidemiology.Tip3ReplacethewordswithsimilarexpressionsTip4UseproperlinkingwordsPracticeTip2Findtopicsentencesandkeyphrases(Para.4)(Para.5)Cholera,causingdeathandothersevereillnesses,usedtobeoneofthemostscareddiseasesintheworld,untilayoungBritishdoctor,neverlosinghisdesiretodefeatcholera,showedhowitcouldbeovercome.