人教版（2025） 选择性必修第二册 Unit 1 Science and Scientists Reading and Thinking 课件（共21张PPT)（含音频+视频）.pptx

Unit1ScienceandScientistsJohnSnowDefeats“KingCholera”ReadingandThinking

JohnSnowDefeats“KingCholera”

Whatdoyouknowaboutinfectiousdiseases?Infectiousdiseasescanbespreadtootherpeople.Theymayhaveanunknowncauseandneedpublichealthcaretosolvethem.foot-and-mouthdiseasechickenpox

medicalachievementspillsVaccine(疫苗)who？greatdoctors/scientists

JohnSnow?JohnSnowdefeats“kingcholera”How?“What”?

Pre-readingJohnSnowDefeats“KingCholera”Who?How?What?1.WhowasJohnSnow?

2.Whatis“KingCholera”?

3.HowdidJohnSnowdefeatKingCholera?Prediction

Readforthemainideaofthepassage.whilereadingSkimmingThetextismainlyabout____________and________hedefeatedkingcholera.howJohnSnowWhatisthetextmainlyabout?

Readforthemainideaofeachparagraph.Para1Para2Para4Para5JohnSnowwanttousehisknowledgetosolvecolera.Heneededtoprovethesecondtheorywascorrect.Johnbeganhisstudybymarkingonthemaptheprocess.Hefinallyfoundoutthatdirtywaterwasthecauseofcholera.JohnSnowmadegreatcontributionstomodernepidemiology.Para3WhoHowWhatHowwhilereadingSkimming

StagesofscientificresearchFindaproblemAskaquestionThinkofamethodCollectdataAnalysetheresultsFindsupportingevidenceDrawaconclusionwhilereadingOrder?

CholeraWho?What?A_________doctorwhoevenattend________________whenshegavebirth.Hehaddesireto________________onceandforall.famousQueenVictoriadestroycholeraJohnSnowReadpara.1quicklyandfillinthemindmap.Readfordetails.whilereadingThoughbeingfamous,hewasstilldevotedtodefeating“KingCholera”

What?It’soneof________________________intheworld,becauseitcauses_____________________________.When?___________________________Where?__________Whatresults?_________________________________________themostfeareddiseasesseverediarrhoea,dehydrationandevendeathIntheearly19th