仁爱版九年级英语上册Unit4Topic3SectionC教案

SectionC.Materialanalysis本课是九年级第四单元第三话题的第三课时。主活动是1a和2。1a介绍了电脑在各行各业中的作用，也提示了学生要合理地利用电脑和网络。在这个信息爆炸的时代，学生很简单迷失方向，鉴别信息的真假特别重要。1b既能够经过纲要式构造来稳固1a的内容，也能够让学生学习在写作中运用这类方法来起草纲要。2这个写作任务，能够让学生充散发挥想象，假如没有了电脑，生活会变成什么样子。这从另一个角度让学生感觉电脑对我们生活的重要影响。为了能让学生有足够的时间来达成这个任务，建议留作家庭作业。.TeachingaimsKnowledgeaims：掌握本课的要点词汇和短语，持续学习定语从句。Skillaims:能够经过1a的pre-reading任务来展望1a的内容。能够借助1b的纲要复述1a的内容，并把这类纲要式的构造运用到写作中。能够迅速找到段落的中心句、鉴别论证句。3.Emotionalaims:(optional)电脑和网络是个双刃剑，在利用它来服务于生活、学习的同时，不可以沉迷于游戏游戏，而且要自觉远离不良信息的迷惑。.Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:doubt,tiny,inside,brain,cancel,connect,nodoubt,normally,forinstance,besides,properly,beusefulin,withthehelpof,forexample,keepsth/sb.doing,placeorders,thanksto,comeintobeing,insteadofdoingsth.Sentences:Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.Forexample,tinycomputerswhichareinsidepatients’bodiescankeeptheirheartsbeatingnormally.Infactories,robotsarecontrolledbycomputersthatarelikehumanbrains.Grammar:Attributiveclause2.Difficultpoints：Inspace,computershavebeenusedtocontrolthespeedanddirectionofaspaceship.Besides,noteverythingwereadontheInternetistrueorgoodforus.Computershelpusatworkandathome,buttheymustbeusedproperly..Learningstrategies经过标记词，如：forinstance,forexample,besides来找到属于举例子的句子。能够依据经验迅速辨别文段的中心句。能够依据pre-reading的任务来展望文章的内容。.Teachingaid小黑板/图片/ppt等。.TeachingproceduresStageInteraction(timeperiod)patternsTeacheractivityStudentactivityRevisionEncouragetheSstoexchangetheirHMKExchangeHMKwiththeirpartnersPairworkwiththeirpartners,andchecktheanswersandchecktheanswersby1(3mins)bythemselves.themselves.

Remarks关于学生出现的错误，老师要立刻指出来，以降低后边的学生犯相同错误T:Hi,class!Nicetoseeyouagain.Inthelastperiod,Iaskedyoutomakeupfivesentences.Haveyoudonethem?Fine.Thenexchangeyoursentenceswithyourpartnersandchecktheanswersbyyourselves.Ifyoufinish,putupyourhand.Now,I’llchoosesomepairstoshowyoursentences.xxxandxxx,please.Anotherpair?IndividualStep1:LettheSstickthefieldsweuseworkcomputerin.T:Asweknow,computersarenowwidelyPre-readingused.Now,turntopage101.Youcansee2manyfieldsin1.Pleasetickthefieldswe(7mins)usecomputersin.T:xxx,whichfieldshaveyouticked?T:Howaboutyou,xxx?

Ss:Yes.S1:TheGreatWallwhich/thatwasbuiltinancientChinaisregardedasthesymbolofChinesenation.S2:Thegirlswho/thataredancinginthegymarefromClassSix.S3:S4:Tickthefieldsweusecomputerin.S1:AllS2:Me,too.

的机率。老师要利用评论的时机解说新词：doubt,cancel。T:Butdoyouknowwhattheseventhword

S2:Sorry,Idon’tknow.means?

S3:休闲、娱乐。Itmeans“leisure”.Doyouknow“leisure”?Ss:entertainmentQuiteright.Now,class,followme,“entertainment”.ClassStep2:EncouragetheSstogiveanGiveanexampleoftheuseoftheactivityexampleoftheuseofthecomputersinonecomputersinoneofthefieldsofthefieldsmentionedin1.mentionedin1.Thereisnodoubtthatcomputersareveryuseful.SoI’dlikeyoutogiveanexampleoftheuseofthecomputersinoneofthefieldsmentionedin1.Canyou,xxx?S1:IthinkcomputersareusefulinT:Goodidea!Nextone?education.Wecanusethemtosearchforhelpfulinformation.goodsarecheap,soIoftenplaceordersinS2:Inbusiness,wecandosomeTaobao.Andsometimes,ifIdon’twanttheshoppingontheInternet.goods,Icancanceltheorders.T:ComputershavebecomeveryimportantS3:inmanyareasofworkandleisure.YoucanS4:findmoreinformationin1a.LettheSsread1a,underlinethetopicRead1a,underlinethetopic不要担忧没有解决新词sentenceofeachparagraphanddo1b.sentenceofeachparagraphanddo就让学生达成任务。其实Checktheanswers.1b.Checktheanswersandfinish1b.1b就是文章的粗心。就T:Now,lets’read1a.Youwilllearnabout是要培育学生获守信息computers.Youhavetwotaskswhile的能力。此外要学生注意reading.Oneistounderlinethetopic表示举例子的词语：forsentenceofeachparagraph;theotheristoexample,forinstance,completethediagramin1b.Payattentionbesides等。While-totheexpressionsas“forexample,for3readingIndividualS1:Sincecomputerswereandinstance,besides.They”areusuallyusedto(10mins)workleisure.giveexamples.Whenyoufinishthetwotasks,pleaseraiseyourhand.S2:SincetheInternettoo.T:Now,let’scheckthetopicsentencesS3:Computershaveimproved,first.xxx,what’sthetopicsentenceoftoo.paragraph1?T:Yes,yougotit.Paragraph2,who?S4:controlthespeedanddirectionT:Verygoodjob.Now,lets’checktheofaspaceship.answerstothediagram.OnestudentforS5:finddiseaseseasilyonepoint.xxx,canyoutrythefirstpoint?S6:Ss:Yes.T:Uptonow,Ithinkyouhavelearnedalotabouttheuseofcomputers,havenyou?’tIndividualStep1:LettheSsread1aagaintofindtheworknewwordsandattributiveclauses.T:Now,let’sread1aagain.Youshouldcirclethenewwordsandunderlinetheattributiveclausesthistime.Whenyoufinish,putupyourhand.Post-T:Therearefiveattributiveclausesinthis4readingpassage.Seehowmanyyouhavefound.(20mins)Whowantstohaveatry?Marvelous!Youhavefoundfourofthem.Whereisthelastone?

Read1aagaintofindthenewwordsandattributiveclauses.S1:Forexample,tinycomputerswhichareinsidepatients’bodiescankeeptheirheartsbeatingnormally.S2:Infactories,robotsarecontrolledbycomputersthatarelikehumanbrains.S3:..S4:关于文章末端出现的新Ss:Sorry,wedon’tknow.形式的定语从句，老师可T:Its’here!Turntopage102.Lookatthesentence“Besides,noteverythingwereadontheInternetistrueorgoodforus”.Infact,thereisa“that”after“everything”.Inthisclause,therelativepronoun“that”actsastheobjectoftheverb“read”.Inthiscase,therelativepronounisusuallyomitted.ClassStep2:LettheSslearnthenewwordsbyLearnthenewwordsbywordactivitywordformationorsynonyms:in+side=inside,formationorsynonyms.normal(adj)+ly=normally(adv),work+place=work-place,proper(adj)+ly=properly(adv),tiny=verysmall,connect=jointogether,forinstance=forexample,besides=what’smore=moreover=inaddition.T:Now,trytoguessthemeaningofthenewwordsandthenturntothevocabularylisttolearnthepronunciation.

以提一下。并指出关系代词“that”被省略了，由于它在从句中作宾语。当学生找出新词后，老师要依据构词法、近义词或反义词来归类让学生学习。GroupStep3:LettheSsread1aagainanddiscussRead1aagainanddiscussingroups关于本课内的词组辨析，workingroupstofindthedifficultandkeytofindthedifficultandkeypoints.不必定都要在本次课内points.解决，也能够放一点在讲T:Wehavereadthepassagetwice.Maybe解作业时办理。如：forsomeofyoustillhavesomeproblems.Now,example和forinstance,read1aagainanddiscussingroupstofindbesides和except。thedifficultandkeypointsaswell.Whenyoufinish,putupyourhand.T:First,let’ssolvethedifficultpoints.S1:Howtounderstand“ThereisnoWhichgroupfirst?doubtthatinbusiness?T:“Thereisnodoubtthat”isausefulS2:毫无疑问pattern.Itmeans“It’scertainthat”.WhocanputitintoChinese?T:Brilliant!That’sit.T:Anyotherquestions?Theyarenotexactlythesame.Lookattheexample“Whatothersportsdoyoulikebesidesfootball?”and“Ilikeallsportsexceptfootball”.Thefirstexamplemeans“Helikesfootball,too”,butthesecond

S3:besides是“除了”，except也是“除了”，它们两个相同吗？S4:我的理解是“besides”是包含在内，“except”是不包含在内。examplemeans“Hedoesn’tlikefootballatS5:inmanyareasof..,withthehelpall.”Haveyougotit?of,forexample,forinstance,T:Youareright.S6:keepsth/sb.doingsth,placeT:Therearemanyusefulexpressionsinthisorders,comeintobeing,passage.Group1,pleasespeakoutwhatS7:thanksto,insteadofdoingsth.,youhavefound.atwork,ClassStep1:LettheSsretellthemaincontentofRepeatthecontentof1aaccordingactivity1aaccordingtothediagramin1b.tothediagramin1b.T:Uptonow,wehavelearnedmuchaboutT&Ss:Inspace，computersareusedcomputers.Now,let’sretellthemaincontenttocontrolthespeedanddirectionofSummarizingof1aaccordingtothediagramin1b.Getaspaceship.Inhospitals,computersready.Go!helpdoctorstofinddiseaseseasily.andInfactories,therobotswhichare5assigningcontrolledbycomputerscandohomeworksomedangerouswork.(5mins)Step2:HMKLettheSsreadtheinstructionsin2andwriteashortpassagewiththegiventitle.N