人教 九上 英语 Reading Plus《Unit 2》课件

Unit2ReadingPlusEdwardJennerandtheBattleAgainstSmallpoxSmallpoxusedtobeoneoftheworstglobaldiseases.Itkilledmillionsofpeopleinhistory.However,wedonothearmuchaboutitanymore.Why?Becauseitisnolongeraroundinnature.ThishappenedmainlybecauseoftheworkofEdwardJenner(1749-1823),anEnglishdoctorandscientist.n.天花adj.全球的becauseof，介词短语，后面跟名词、代词、动名词。Jennerdidnothaveaneasychildhood.Hisparentsdiedwhenhewasyoung,andhiselderbrotherraisedhim.Itwasdifficultforhimtodowellinschool,buthehadapassionfornature.At13,hebecameanapprenticetoadoctorforeightyears.Anapprenticeisayoungpersonwholearnsajobbyworkingforsomeoneelse.Itwashardfordoctorstobewell-respectedatthattimebecausemodernmedicinehadnotfullydeveloped.Whenhewas21,hestudiedatahospitalinLondon.n.酷爱；热衷的爱好n.学徒Itwashardforsbtodosth对某人来说做某事是难的。because后面引导的是原因状语从句。Afterhefinishedhisstudies,Jennerwentbacktohishomeinthecountrysidebecausehelikeditmore.There,hebecameafamilydoctorandpeoplestartedtohearabouthisgoodwork.Inhisfreetime,hecontinuedtodoresearchandstudynature.ItwaswhileworkingasadoctorthatJennerdiscoveredthatmilkmaids—womenwhomilkcows—rarelygotsmallpox.长难句分析：这是一个复合句，含：①强调句型：Itwas...that...（强调“whileworkingasadoctor”，去掉Itwas和that后句子仍完整：Whileworkingasadoctor,Jennerdiscovered...）；②宾语从句：thatmilkmaids...rarelygotsmallpox（作discovered的宾语，表“发现的内容”）；③同位语：womenwhomilkcows（解释“milkmaids”，即“挤奶女工”，其中whomilkcows是定语从句，修饰women）。adv.很少n.牛痘，一种温和

传染病Theyoftengotcowpox,adiseaselikesmallpox,butthesemilkmaidsdidnotgetverysickandtheydidnotdie.Hewondered:Domilkmaidsgetprotectedfromsmallpoxjustbecausetheyoftengetcowpox?Totestthis,Jennercameupwiththeideaoffirstgivingsomepeoplecowpox,thengivingthemsmallpox.Thesepeopledidnotgetthesmallpox!Aftermanyothertests,herealizedthatcowpoxcouldactuallybeusedtoprotectpeoplefromgettingsmallpox.protectsbfrom...保护某人免于……Jennerinventedanewwordtodescribewhathehadcreated:“vaccine”.ThewordcomesfromtheLatinwordfor“cow”.Itwaswonderfulthat,becauseofJenner’swork,smallpoxisnotaroundanymoreandpeoplenolongerdiefromit.Hispioneeringresearchhasbeenusedtocreatevaccinesforotherdiseases.n.疫苗adj.开拓性的动词不定式短语作目的状语1Readthetext.WhatwasEdwardJenner’smajorachievement?A.Hebecameoneofthebestdoctorsintheworld.B.Hedevelopedanewwaytodoscience.C.Hefoundawaytoprotectpeoplefromadisease.C2NumbertheeventsinEdwardJenner’slifeintheordertheyhappened.1A.borninEnglandin1749____B.becameafamilydoctor____C.developedavaccineforsmallpox____D.becameadoctor’sapprentice____E.wenttoLondontostudythere____F.movedbacktothecountryside234563Writeshortanswerstothequestions.1.WhatwasJennerinterestedinwhenhewasyoung?2.WhydidJennergobacktothecountryside?Hewasinterestedinnature.Becausehelikedthecountrysidemore.3.WhatdidJennernoticeaboutmilkmaids?4.Wheredidtheword“vaccine”comefrom?Henoticedt