【互助课堂】人教版高中英语选修8教学课件：Unit 3 Period 1 Reading.ppt

book8unit3 reading 通过任务型阅读 培养学生的阅读能力和概括能力 2 教学生热爱发明 勇于思索和探究 本节课以inventorsandinventions为话题 让学生了解发明和发现的区别 学习发明家的成功事例 warmingup提供了一些科学家及其发明创造的图片 直接导入文章主题 reading部分 主要是让学生从整体上去把握文章结构 了解发现问题 snaketrouble 分析问题 productsthatmighthelp 到解决问题 removethesnakes 的全过程 并介绍了专利申请方面的一些知识 通过快速阅读和细节阅读 既让学生从整体上理解全文 又让学生从细节上深层次加深对文章重点和难点把握 设计问题分层进行 使得不同层次的学生都有话说 这样既能够培养学生阅读思维能力 又能提高学生口语表达能力 课堂效果明显提高 guessinggame 2 guesswhattheinventionisorwhotheinventoris 1 doyouknowanyinventorsandinventions letusappreciateavideotoknowsomefolkinventionsinchina step1 warmingup 因您的存在而有力 发明创造中国梦 zhangheng seismograph invented whyishefamous cailun papermaking whyishefamous whyishefamous benfranklin lightningiselectricity discovered whyishefamous radium madamecurie discovered whyishefamous pleasetellwhetherthefollowingarediscoveriesorinventions it s adiscovery anamphibiouscar it s 水陆两用汽车 aninvention it s stephenson s rocket aninvention dna it s adiscovery adiscoveryissomethingexistinginnaturebutnotyet aninventionissomething byhumanbeings known created differencebetweenadiscoveryandaninvention discoveriesoften inventions inventions often discoveries leadto arebasedon connectionbetweendiscoveriesandinventions doyouknowthestageseveryinventormustgothroughbeforeinventing step2pre reading applyingforapatent findingaproblem doingresearch testingthesolution thinkingofacreativesolution decidingontheinvention 1 2 3 4 5 6 stageseveryinventormustgothrough lookatthepictures whatinventionscanyouthinkof theproblemofthesnakes reading 1 skimthewholepassageandgetthemainidea summary thetextnarrates andpresents andapplyingfor theproblemofthesnakes theproceduresofcatchingthem apatent step4skimming part1 para1 a theattemptstocatchsnakes part2 para2 3 b therequirementofgettingapatent part3 para4 6 c thediscoveryoftheproblemofthesnakes part4 para7 8 d theresearchontheapproachestosolvetheproblem e theimportanceofinventing 2 matcheachpartwithitsmainidea 1 whatkindofwritingstyleisthepassage a narrative 记叙文 b argumentative 议论文 c explanatory 说明文 d imaginary 想象的 step5scanning readthetextagainandchoosetherightanswer 2 thebiggestadvantageofthewriter snewideaisthat a itmakesthesnakesmoveslowlyb itmakesthesnakeshardlybiteusc itiseasierforustokillthesnakeswithouthurtingourselvesd itiseasierforustocatchthesnakeswithoutkillingthem harmed habits 1 2 4 5 6 7 8 3 three recognized one fillinthisform step6carefulreading step7 groupwork imagineyouareadesigner d forsomethingnew cellphone robot anditsellswell hearingthis areporter r comestointerviewyouaboutit yourconversationcanbebasedonitsfunctions 功能 sentencepatterns 1 firstly itcanbeusedtodo 2 secondly itwillhelp ifi 3 whatismore