【公开课教学设计】必修三Unit-4-How-life-began-on-the-earth-Rea

1M3U4Astronomy:thescienceofthestarsPeriod1Reading:Howlifebeganontheearth学校:开课班级:高一(12)班开课教师:指导教师:Ⅰ.ThreeDimensionobjectives1.Knowledgeandability1)Helpthestudentsfindoutthemainideaofeachparagraph.2)Makesurethestudentsfullyunderstandthewholepassageandcanretellit.3)Enablethestudentstothinkandtalkaboutwhattoprotectfortheearth.2.ProcessandMethodsReadinganddiscussing.3.Emotion,attitudeandvalueStimulatethestudents’interestinthescienceofthestars,theearthandthelivingthings.Ⅱ.TeachingimportantpointsEnablethestudentstotalkaboutthebeginningoflifeontheearth.Ⅲ.TeachingdifficultpointsHowtohelpthestudentstosummarizethemainideaofeachparagraph.Ⅸ.Teachingmethod1.Task-basedteaching2.Process-orientedteachingapproach3.Students-orientedteachingandlearningⅤ.Teachingresources1.ThereadingpassageinModule3Unit4,Howlifebeganontheearth.2.Multimediaandacomputer.Ⅵ.TeachingproceduresStepsTeacher’sActivitiesStudents’ActivitiesTeachingAims1.Lead-inandinstruction(5minutes)Talkaboutastronomyandtheplanets.Listentotheteacher’sinstructionandlearntoreadthenamesoftheeightplanets.Stimulatethestudents’interestinthescienceofthestars.2.Scanning(5minutes)Letthestudentsfindoutwhenhumansbeingsappeared.Scanthepassageandfindouttheanswer.Helpthestudentsgetfamiliarwiththepassageandgetreadyforcarefulreading.23.Carefulreading(15minutes)Getthestudentstoreadthepassagecarefullyparagraphbyparagraph.Readthepassagecarefully,answersomequestionsandsumupthemainideaofeachparagraph.Helpthestudentsfindoutthemainideaofeachparagraph.4.Retelling(5minutes)Helpthestudentsdiscussandputtheorderofdevelopmentoflifeintoatimeline.Discusstheorderofthedevelopmentoftheearthandthedevelopmentoflife.Makesurethestudentsfullyunderstandthewholepassageandcanretellit.5.Discussing(10minutes)Askthestudentstobrainstormanddiscusswhatwecandofortheearth.Studentsbrainstormanddiscussthetopic.Enablethestudentstothinkandtalkaboutwhattoprotectfortheearth.6.Presentation(5minutes)Asksomestudentstoshowandreadtheirdrafts,makesomecommentsandevaluation.Somestudentsreadtheirdraftsaccordingtowhattheyhavediscussed.Makesurethestudentsfullyunderstandthepassageandenablethemtolearntousenewly-learntknowledgeandskills.VII.DesignontheblackboardandthescreenModule3Unit4AstronomyPeriod1Reading:HowlifebeganontheearthAtimelinewithsomekeywords.VIII.AssignmentWriteanarticleonwhatwecandotoprotecttheearthaccordingtothediscussion(Atleast3aspects,about150words).IX.ReflectionItisadifficultarticle,sotheteacherhadbettertrytomakeiteasierforthestudenttounderstandbyreadingitparagraphbyparagraphandgetsomedetails.Andthepassagetellsthereadersthescientificideainorderoftime.Soatimelineishelpfulforthestudentstobettergraspthemainideaofit.Theearthitselfandthelivingthingsonitareallveryimportanttoushumanbeings.Soweshouldprotecttheearth,buthow?Sothestudentsaretodiscusswhatwecandotoprotecttheearthaccordingthedevelopmentoftheearthandlife.Thestudentscanbrainstormasmanyideasaspossible.Thestudents’performancewillbeevaluatedafterandaccordingtotheirpresentation.