Unit6WhenwasitinventedSectionB教学设计人教版英语九年级全册

Unit6Whenwasitinvented？SectionB教学设计科目：英语课题：SectionB课时：3课时教学目标与核心素养：语言能力：能够运用目标句型进行交际，清楚身边重要发明物的历史及用途。文化意识：学生能够介绍了我们日常生活中一些常见物品的发明历史，谈论发明物的历史及用途，体会中华文化博大精深。思维品质：能发现同类型语篇的相似之处和不同类型语篇的结构特征；能多角度、辩证地看待事物和分析问题。学习能力：能整理、归纳所学内容，把握重点和难点；能主动反思自己英语学习中的进步与不足。教学重难点教学重点：被动语态的结构和用法；谈论发明物的历史及用途。教学难点：理解被动语态的功能和意义。课前准备：多媒体，黑板，粉笔教学过程：LeadinginT:Whatkindofsnacksdoyouliketoeat?二、Presentation1.Showpicturesof1atoSstolook.TalkwiththeclassaboutthesefoodsandaskSstodescribetheirtaste.Thewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.2.CheckanswersinclassandmakeSsreadthewords.3.GuideSsbrainstormdifferentfood.Whatotherfruitissweet/sour?Whatfoodiscrispy/salty?Makethemwritethenamesofdifferentfoodsaftereachword.三、Listening教学1c1e1.LetSsreadthesentencesin1c.Trytopredictwhatwearegoingtohear.2.Playthetapeforthefirsttime,trytogettheroughmeaning.3.PlaythetapeforthesecondtimeandSscircleTorF.4.Playthetapeonceagain.Checktheiranswers.5.MakeSslistenagainandpletethesentences.6.CheckanswersandmakeSsreadtheshortpassage.7.ThenaskSstoworkinpairstomakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.A:Didyouknowpotatochipswereinventedbymistake?B:Wow,Ididn’tknowthat.Whoinventedthem?A:...三、Reading教学2a2e1.LetSsthinkthesequestions:Doyoulikebasketball?Doyoulikewatchingbasketballgames?Howmuchdoyouknowaboutthissport?municateyourunderstandingofthissportwithinthegroup.2.Quicklyreadthepassageandstatethemainideaofeachparagraph.Afterpletion,pleaseaskstudentstoexpresstheiropinionsandtheteacherwillprovidefeedback.3.Carefullyreadthepassage,pletetheschematicdiagramof2cbasedonthecontent,andthenaddrelevantcontent.Afterpletion,collectivelychecktheanswers.4.Carefullyreadthepassageagain,understandthemeaningofeachsentence,andworkingroupstosolveanydifficultproblemsencountered.5.Theteacherpointsoutthekeyanddifficultpointsthatappearintheshorttext.6.Familiarizeyourselfwiththepassage,memorizeandmemorizethekeypointsofknowledge.7.Basedontheinformationin2candthepromptsin2d,workinpairstosharethehistoryofbasketballdevelopmentandinvitestudentstoanswer.8.Whatdoyouthinkbeingafamousbasketballplayerwouldbelike?Listtheadvantagesanddisadvantagesofbeingafamousbasketballplayer.四、Languagepoints1.Georgewantedtomakethecustomerhappy.乔治想让这位顾客高兴要点精析make+sb.+adj.意为“使某人......”。形容词作宾语补足语，说明宾语的状态、性质、特征等。例:Theloudnoiseatnightrealmadesomeoldpeopleangry晚上巨大的噪音真的使一些老年人很生气。知识拓展make在句子中与不同的词连用表示的含义不同:make+名词，make意为“做;制作”例:IwillmakeacakeforJenny.我将为詹妮做一个蛋糕。make+宾语+宾补，make意为“使;使得例:Thenewsmakesmeveryhappy.这个消息使我很高兴make+宾语+动词原形，意为“使/让某人做某事”例:Don'tmakethebabycry.不要让这个婴儿哭了make+间接宾语+直接宾语，意为“给某人做某事例:I'lImakeyousomesandwiches.我将给你做些三明治。2.BasketballwasinventedbyaCanadiandoctornamedJamesNaismith,whowasbornin1861.篮球是由一位名叫詹姆斯·奈史密斯的加拿大博士发明的，他出生于1861年要点精析1过去分词短语namedJamesNaismith作后置定语，相当于定语从句whowasnamedJamesNaismith，过去分词短语作后置定语的结构通常可以理解为"被...."要点精析2whowasbornin1861是一个非限制性定语从句。非限制性定语从句起补充说明作用，省去后不影响主句的意思，并且常用逗号与主句分开，翻译时常译成并列的分句例:OurclassroomiscleanedbyTomeverydaywhoisalwaysthefirstonetogettoschool.每天我们的教室都由汤姆打扫，他总是第一个到达学校的人。3.Thisisbecausesometimesafewpeoplemayinventthingswhicharenearlythesame.这是因为有时一些人可能发明的东西几乎是一样的。要点精析1该句中because引导的是一个表语从句，because在句中不作句子成分，只起连接作用。例:Itisbecauseheisverynaughty.那是因为他很淘气。五、Writing【写作话题】本单元围绕“inventions这一话题展开讨论。谈论该话题有助于了解科学的发展，培养创新意识，学习发明家不畏艰难、勇于探索的精神。由于该话题谈论的是有关发明或发明家的故事，所以在这类作文中常常使用过去时态和被动语态【写作技巧】(1)介绍一项发明及其发展时可以写出发明时间、地点发明者及其用途等主要内容(2)常用句型Itwasinventedin...Itwasinventedby....It'susedfor...【写作应用】根据以下内容写一篇介绍发明的短文。要点提示:计算机是当今世界最重要的发明之一。它是一种令人惊奇的机器，它有多种类型。大多数计算机都有存储器，信息可以储存，需要时，可以随时取出。计算机经过几十年的变化，体积越来越小，价格越来越低，操作越来越容易，工作速度越来越快。计算机可以应用在许多方面，它确实已成为一种最流行的使用工具。提示词语themostimportantinventions最重要的发明awonderfulmachine一种令人惊奇的机器;workfasterandfaster工作速度越来越快【写作模板】开头——点明计算机在当今社会的重要性Theputerisoneofthemostimportantinventionsinthemodernworld中间——介绍计算机的用途及变化Ithasalotof…Todaymostputers...Nowtheputeris...结尾——表达自己的观点Inmyopinion,theputerwill...六、Practice教学3a3b1.Doyouhaveanythingyoudon'tlike?Canyoueupwithaninventiontohelpyou?municatewithyourpartnerandpletethe3aform.2.Writeashortarticledescribingyournewinventionbasedontheinformationprovidedin3aandthepromptsprovidedin3b.3.Afterpletingthewriting,municatewitheachotherwithinthegroup.SelfCheck1.Inpairs,askeachotherthewordsforSelfCheck1,andthenfillintheblankswiththecorrectformsofthesewords.2.RewritethesentencesintheactivevoiceofSelfCheck2intosentencesinthepassivev