Unit1ScienceandscientistsReadingandThinking课件高中英语人教版(2019)选择性单元整体教学设计（视频课件教案）

人教版（2019）选择性必修二

Unit1SCIENCEANDSCIENTISTSPeriod1ReadingandThinking1.ToreadabouthowJohnSnowdefeated“KingCholera”2.Toworkoutthestagesofscientificresearch3.Tounderstandtheimportantroleofquestioningspiritinscientificresearch.4.Tosolvethereadingtasksbythinkinglogicallyandcooperatingwithpeers.LearningObjectivesHowwouldyoudescribethephoto?Whatscientificequipmentcanyouseeinasciencelaboratory?Whatqualitiesdoyouneedtobeascientist?OpeningpageDiscussthefollowingstagesofscientificresearchinpairs.Whatorderwouldyouputthemin._____analyzetheresults_____askaquestion_____drawaconclusion_____collectdata_____findaproblem_____thinkofamethod_____findsupportingevidenceActivity1Pre-readingJOHHSNOWDEFEETS“KINGCHOLERA”Who?How?What?WhywasitJohnSnow,nototherdoctors,whodefeatedKingCholera?Pleasequicklybrowsethetitle,andpredictthecontentofthepassage.WhowasJohnSnow?WhatisKingCholera?WhatdidJohnSnowdoaboutKingCholera?Activity1Pre-readingSkimthepassageandusekeywordstosummarizethemainideaofeachparagraphtoseeifwhatyouhavepredictedwerecorrect.Activity2While-readingParagraph(s)Mainidea1What?Who?2-3How?4Thetruth5ResultsandsignificanceSkimthepara.2¶.3again

andunderlinethekeywordsorsentencestoseeiftheorderyoudecidedinActivity1wascorrect.Workinpairs.Activity2While-readingOrderStageKeywordsorsentences1234567FindaproblemThinkofamethodCollectdataAskaquestionAnalysetheresultsDrawaconclusionFindsupportingevidence1.Findaproblem3.Thinkofamethod4.Collectdata2.Askaquestion5.Analysetheresults7.Drawaconclusion6.FindsupportingevidenceWhatkindofmapitis?Activity3FindingsupportingdetailsIt’sSnow’choleramap.BroadStreetManydeathshappenedhere.Nodeathhappenedhere.Thewaterfromthepumpwastoblame.PublichouseThewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.Atwasbelievedthatcholerawascausedbybad_____orgermsin_____________（A）Snow________theplaceswherethepeoplewho______hadlived.(B)Manydeathsoccurrednearthe___________inBroadStreet.(C)Somepeople______drunkthewaterfromthepump,andlived.AwomanandherdaughterdiedinanotherpartofLondonafter__________________________.Thepumpwatercarried_____________(D)The_______ofthepumpwasremoved.(E)airfoodorwatermarkeddiedwaterpumphadnotmovingawayfromBroadStreetcholeragermshandle1)conclusion____________2)evidence_____________3)process_____________4)solution_____________5)theories_____________Matchthefollowingheaderswiththelettersfromthechartabove.writeAEintheblanks.DCBEA1.JohnSnowbelievedidea2wasright.Howdidhefinallyproveit?JohnSnowfinallyprovedhisideabecausehefoundanoutbreakthatwasclearlyrelatedtocholera,collectedinformationandwasabletotiecasesoutsidetheareatothepollutedwater.Activity4Groupdiscussion2.DoyouthinkJohnSnowwouldhavesolvedthisproblemwithoutthemap?No.ThemaphelpedJohnSnoworganizehisideas.Hewasabletoidentifythosehouseholdsthathadhadmanydeathsandchecktheirwater-drinkinghabits.Heidentifiedthosehousesthathadhadnodeathsandsurveyedtheirdrinkinghabits.Theevidenceclearlypointedtothepollutedwaterbeingthecause.3.Choleraisa19thcenturydisease.Whatdiseasedoyouthinkissimilartocholeratoday?SARSandCovid-19.

Becausetheyarebothdeadlyandfatallyinfectious,haveanunknowncauseandneedseriouspublichealthcaretosolvethemurgently.JohnSnowwasawell-known

inLondoninthe_

_century.Hewantedtofindthe

ofcholerainordertohelppeople

(infect)

withit.In1854whenacholera

London,hebegantogatherinformation.He

(mark)

onamap

allthedeadpeoplehadlivedandhefoundthatmanypeoplewhohad__

(drink)thedirtywaterfromthe_

died.Sohedecidedthatthepollutedwater

(carry)cholera.Hesuggestedthatthe

ofallwatersuppliesshouldbe_________(examine)andnewmethodsofdealingwith_______(pollute)waterbefound.Finally,“KingCholera”as

.Activity5Consolidatewhatyouhavelearnedbyfillingintheblanks:

doctor

19th

cause

defeated

infected

hit

where

drunk

pump

carried

source

examined

marked

pollutedThestoryofcholeraAskandanswer：1.WhatwasitthatJohnSnowshowedtotheworld?2.WhatwasSnow’sdiscoveryintwo