Unit5LookintoScienceLesson30ScienceAffectsUs1.AnalysisoftheStudentsThestudentsofGrade9havemasteredcertainvocabularies，expressionsandstructures.Theyalsohavetheabilitiesofself-teachingandworkingingroups.MostofthemarewillingtoexpresstheiropinionsinEnglish.2.AnalysisofTeachingContentLesson30isthesixthlessoninUnit5,Book5.ThisunitfocusonthesubjectLookintoscience,alsoteachthestudentssomethingaboutscience.Studentscaresaboutthesubjectbecauseitisclosetoeveryone.Lesson30mainlytalksabouttheexperimentsofWangMeiandJenny,thislessonalsotalksaboutthescienceaffectstous.Itasksthestudentscandescribetheexperiments.【知识目标】1.Tomastertheword:mobilephone,suggest,affect,discovery.2.Tomasterthephrases:turn…over,pushup,pushdown,inplace.【能力目标】Improvethestudents’abilityofspeaking,listening,readingandwriting.【情感目标】Knowmoreaboutthenature,andestablishascientificoutlookonlife.教学目标教学目标教材分析教材分析【教学重点】Tomasterthewordsandphrases.【教学难点】Tomasterthemeaningofthepassage,conclusiontheknowledgeofthisunit.Taperecorder,MultimediaStep1.Warm-up1.Enjoyavideoabouttheexperiment.2.Freetalk:Whatwouldlifebelikewithoutcomputersormobilephones?Step2.Presentation1.Explainthenewwords.2.ShowthepicturesofJennyandWangMeitoelicitthelesson.3.Readthelessonandfillintheblanks:Scienceaffectspeople’s___________lives.Withoutthescientificdevelopmentsofrecentyears,ourliveswouldbeverydifferent.Canyouimaginelifewithoutcomputersor_________?Scientific__________aremakingourlivesbetterandbetter.DNAisreallyoneofthemostamazingthingsontheearth.Manypeoplethinkitwill__________theworld.4.Checktheanswers.课前准备课前准备教学过程教学过程5.Explainthelanguagepoints:suggestv.建议，提议1)suggeststh.tosb.向某人建议某事2)suggestdoingsth.建议做某事3)suggestthat建议……4)suggestionn.建议betterandbetter比较级+and+比较级:“越来越……”。Mysisterisgettingmoreandmorebeautiful.我姐姐变得越来越美丽了。lie,lay,lain与lying的区别lievi.躺，平放过去式lay，过去分词lain，现在分词lyingDavidwaslyingintheshadeofthetree.大卫正躺在树荫下。Jerrylaydownonhisbed.杰瑞躺在床上。layvt./vi.放，置过去式laid，过去分词laid，现在分词layingLaythemonthefloor.把它们放在地板上。lievi.说谎过去式lied过去分词lied，现在分词lyingI’msorryIliedtoher.我很抱歉向她撒了谎。Sheisalwaystellingalie.她总是说谎。Step3.Practice1.Listenandfollowtothetape.Fillintheblankswiththecorrectformsofthewordsinthebox.discover,affect,suggest,place,develop(1)Jenny________theyuseastrongerpieceofcardboardfortheexperiment.(2)Theairpressure__________theresultoftheexperiment.(3)Theexperimentledtoawonderful__________.(4)Whatareyourplansforthe_________________ofyourcompany?(5)Theyusedarocktoholdthemapin__________.3.Checktheanswers.4.Groupwork:(1)Haveyoueverdoneanyinterestingexperiments?Canyoudescribeoneofthem?(2)Report.Step4.Consolidation1.Groupwork:Herearesomeinventions.Howdotheyaffectoureverydaylives?Talkaboutthemwithyourpartner.TV,camera,radio,computer,telephone,lightbulb,clock,washingmachine,compass,telescope,X-ray,eyeglasses2.Writing:Writealetteraboutyourexperimentsyouhavedidtoyourpenpal.Step5Homework1.Listenandread.2.Finishexercisesofthislesson.略。
