2023学年完整公开课版Unit4Topic2SectionC教案1

SectionCThemainactivitiesare1aand2a.本课重点活动是1a和2a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomeusefulwordsandexpressions:spend…on,dictionary,order,inalphabeticalorder,lookup,payattentionto,beginwith,writeto2.Talkingaboutpopularscienceandmoderntechnology:(1)Wecangoshoppingwithoutleavingourhouses.(2)WecanusetheInternetforfindingjobs.(3)Butweshouldn’tspendtoomuchtimeontheInternet.(4)TheInternetcantellyouhowtofindanewplace.3.LearnhowtolookupnewwordsinanEnglishdictionary:(1)I’mgladtotellyouthatIlearnedhowtousetheEnglish-Chinesedictionary.(2)Thewordsindictionariesareinalphabeticalorder.(3)Whenyoulookupawordinthedictionary,youmustpayattentiontothefirstletterof theword.Ⅱ.Teachingaids教具录音机/图片/英汉字典/调查表/小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:10分钟)1.(通过对话复习有关UFO的知识。)T:Hi!S1,areyousurethereareUFOs?S1:No,I’mnotsurethereareUFOs.T: Whydoyouthinkso?S1:Becauseuntilnow,nobodyseemstohavereallyseenaUFO.T: Whatarethescientists’ideas?S1:Theyaren’tsurewhetherthereareUFOs.T: Whataboutthechildren’sideas?S1:JaneissurethereareUFOs.KangkangisnotsosurethereareUFOs.MichaelisquitesurethereareUFOs.MariaissuretherearenoUFOs.T: WhydosomepeoplethinkthereareUFOs?S1:Becausepeopleoftenmistakesomeman-madeobjectssuchaskitesorballoonsforUFOs.(教师示范后，先让同学之间进行两两对话，然后挑几组学生表演出来。)2.(通过讨论图片导入新课。)T:Wehavelearnedausefulinvention.Itsnameisrobot.Robotscanhelpusalot.Todaywearegoingtostudyanotherinvention.(这时教师出示电脑的图片。)T: What’sthis?S2: It’sacomputer.T: Whatcanwedoonthecomputer?S3: Wecanplaygamesonit.S4: Wecanlistentothemusiconit.S5: Wecanwatchmoviesonit.S6:Wecanwriteane-mailonit.(让学生尽可能多地说。)T: Yes.That’sverygood.AndIoftenusethecomputerfordownloadingusefulinformation.(板书)downloaduse…for

(教师讲解完“use…for”的用法后，通过对话形式来询问学生，从而练习“use…for”这一句型。)T:Whatdoyouoftenusethecomputerfor?S7:Iusethecomputerforplayinggames.….Step2Presentation第二步呈现(时间:10分钟)1.T:IoftenuseacomputerforsearchingtheInternet.TheInternetisveryusefulandwonderful.OK,Ithinkallofyoumakeagooduseofthecomputer,sowhatcanwedoontheInternet?Readthepassagein1aandfindouttheanswertothisquestion.(板书)WhatcanwedoontheInternet?(两分钟后核对答案。)T:OK.Nowpleasegivemeyouranswers.FromS1please,sayitonebyone.S1:Wecangoshoppingwithoutleavingourhouses.S2:WecanstudyontheInternet.S3:WecanusetheInternetforfindingajob.S4:WecanfindthewaytoanewplaceontheInternet.S5:Wecanlistentosongs,watchmoviesandplaygames.2.(学生跟读1a模仿语音和语调，并画出关键词句。)T:OK.Nowpleaseread1aafterthetape.Payattentiontoyourpronunciationandintonation.Andunderlinethekeywordsandsentences.(板书)Internet,wonderful,make,nicer,easierandmorecolorful,help,go,without,study,use…for,anewplace,songs,movies,andgames,interesting,spendStep3Consolidation第三步巩固(时间:10分钟)1.(学生自读1a并理解文章大意。)T:Nowpleasereadthepassagebyyourselvesandgetthegeneralideaofit.2.(学生根据关键词复述课文。)T:OK.Boysandgirls,pleasestop.Accordingtothekeywordsontheblackboard,pleaseretellthetexttoyourtwominutes,Iwillasksomeonetoretellitinfrontofclass.(两分钟后，挑几名学生复述课文。)3.(学生独立完成1b。)T:OK.Nowlet’smoveto1b.Firstlookatthepicturesandcompletethesentenceswiththewordsabove.Iwillaskfourstudentstowritedowntheanswersontheblackboard.(核对答案。)4.(做调查完成1c。)T:Nowlet’smoveto1c.Iwillgiveeveryoneapieceofpaper.Therearefourquestionsonit.Pleaseanswerthem.(教师将事先准备好的调查表发给学生。)(1)HowoftendoyouusetheInternet?□Often.□Sometimes.□Never.(2)WhatdoyouoftendoontheInternet?□Goshopping.□Study.□Listentomusic.□Findajob.□Seeamovie.□Downloadusefulinformation.□Playgames.□Writee–mails.(3)AreyousuretheInternetisgoodforus?□Yes,I’msureofthat.□No,I’mnotsureofthat.(4)DoyouspendtoomuchtimeontheInternet?□Yes,Ido.□No,Idon’t.(根据上面的调查结果，小组讨论，然后各组选派代表在全班学生面前汇报调查结果。)T:OK.Afteryoufinishedyouranswers,pleasediscussyourresultsingroups.Thenreportittotheclass.Iwillgiveyouanexampleofthereportontheblackboard.(板书)Youcanbeginlikethis:TheInternetispopularamongthestudents.MoststudentsoftenusetheInternet.Theyoften…(让学生汇报调查结果，然后进行辩论。)T:OK,that’sgreat.Everygroupgivesusagoodreport.Nowlet’shaveadebateaboutthistopic.IsitgoodorbadtospendtoomuchtimeontheInternet?Pleasegiveyouropinions.S1:It’sgoodforusbecauseit’shelpfultous.S2:It’sbadforoureyes.S3:It’sbadforourhealth.S4:IfyouspendtoomuchtimeontheInternet,youcan’tstudywell.T:Internetiswonderful.TherearelotsofusefulthingsontheInternet,soitcanhelpusalot.Butweshouldnotspendtoomuchtimeonit.(教师根据时间问题来安排活动，如果时间不够，可以作为课外活动。)Step4Practice第四步练习(时间:10分钟)1.(老师拿出一个英汉字典。)T:What’sthis?Ss:It’sadictionary.(引导学生回答。)T:Yeah,it’sanEnglish-Chinesedictionary.(板书)dictionaryanEnglish-ChinesedictionaryT:DoyouhaveanEnglish-Chinesedictionary?Ss:Yes,wedo.T:Ifyoumeetanewwordwhileyouarereading,whatwillyoudo?Ss:I’lllookitupinthedictionary.T:Youareright!Doyouknowhowtolookupthewordsinthedictionary?Read2abyyourselves,andthenfindouttheanswertothisquestion.(学生自读三分钟，用铅笔画出重点句子。)(板书)Payattentiontothefirstletteroftheword.Youhavetolookatthesecondletter.Lookatthethirdletterandsoon.(鼓励学生总结出如何查字典，为下步活动打下基础。)T:Excellent!(跟读2a，模仿语音语调。)T:Listento2aandrepeat.(学生自读2a两分钟后，让学生根据黑板上的关键句编对话。)T:Accordingtotheimportantsentencesontheblackboard,pleasemakeupadialog.Forexample:S1:CouldyoutellmehowtouseanEnglish-Chinesedictionary?S2:Certainly.Whenyoulookupawordinthedictionary,payattentiontothefirstletteroftheword.Whentwowordsbeginwiththesameletter,youhavetolookatthesecondlettertofindtheword.Ifboththefirstandsecondletterarethesame,lookatthethirdletterandsoon.S1:Thankyou.(然后挑几组学生进行表演。)T:I’mpleasedwithyourdialog.Ihopeeveryonecanknowhowtolookupawordinadictionary.NowI’llgiveyouaword“music”,canyoufindwhereitis?(教师巡视，看谁先找到这个单词。)(教师讲解如何查找生词，并做示范。)T:I’mgoingtolookuptheword“music”inthedictionary.FirstIpayattentiontothefirstletter“m”.Second,Ihavetolookatthesecondletter“u”.ThenIlookatthethirdletter“s”andsoon.Nowlook,hereistheword“music”.2.(学生根据刚才所学的查字典的方法完成2b。)Step5Project第五步综合探究活动(时间:5分钟)1.(将班级学生分成几个小组，让学生讨论小黑板上的问题。)(1)WhatdoyouthinkoftheInternet?(2)WhatcanwedoontheInternet?(3)AreallthethingsontheInternetgoodforus?(4)IsspendingtoomuchtimeontheInternetgoodorbadforus?T:Whenyoufinishthetalking,pleasewriteareportaboutit.2.Homework:Choosethebestanswer.(选择最佳选项。)(1)Robotscandomanykindsof