2019-2020年高中英语Unit21Lesson3EpidemicsExplained教案1北师大版选修7

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1、2019-2020年高中英语Unit21Lesson3EpidemicsExplained教案1北师大版选修7Teachingaims1.wordsandphrases：2.languagepointsinthetext3.readingstrategies4.exercisesabouttext5.vocabulary:synonymsTeachingtimeTwoperiods(两课时连堂)TeachingprocessStep1Revisionhaveadictionaboutthenewwordsinlesson2Step2learnthenewwordsoflesson31

2、.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthewords,encouragethemtoasktheteacher.step3reading1.askstudentsreadthekeywordsinexercise1andguesstheirmeaning.2.letthemdi

3、scussinpairswhichofthesediseasescanbeorareepidemics2.doexercise2bythemselvesinpairs.thenchecktheiranswersonpage1033.letthestudentsreadReadingStrategies.4.studentsthenreadquicklythroughthetexttogetageneralideaofit.5.studentspletethetextwiththemissingparagraphs.6.checktheiranswersbyhavingindividu

4、alsreadoutthepletetext.7.givestudentsafewminutestodoexercise4.step4languagepoints1.epidemicsexplained2.epidemicsthroughouthistory3.withnewhealththreatsontherise.4.lookat5.sincethebeginningoflifeonearth6.aslongas7.asearlyas430BC8.onrecord9.beattempttodosth.10.sweepthrough11.diefromthedisease12.b

5、eknownas13.alackof14.providetheperfectconditionsfor..15.inhighlypopulatedareasalloverEurope16.onehalftolnethirdofthepopulationwaslosttotheBlackDeath17.itisbelievedtobe…18.dieofthefludieinthewar19.beginwith,endwith20.thenumberof21.suchas22.naturaldefences23.beharmfulto24.makeup25.expandacrossste

6、p5vocabulary:synonyms1.exercise6a)askthestudentstodotheexerciseindividually.b)thenchecktheiranswers2.exercise7.a)asksomestudentstoetotheblackboardtodotheexerciseb)checktheiranswersstep6Homeworkcopythenewwords