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高中英语必修二Unit3The Internet教学设计Discovering UsefulStructures年级册高一必修科目英语Unit3次基本信息授课时授课日2024年9月课时安排2课时80分钟间期28日教材分析[What]本节课的内容围绕单元话题“因特网”的语言学习展开，包括词汇学习和现在完成时的被动语态[Why]网络给人们生活带来了诸多改变和影响，学习和使用现在完成时的被动语态能帮助学生恰当的理解和表达网络带来的变化和如何积极应对其影响[How]本节课设置了与单元主题网络相关的语境，通过观察分析、实践练习等方式，发现和使用目标语法结构和使用规则学情分析【自然情况】高一学生经过接近一学期的高中学习，学习态度较以往认真，在初中阶段学习过现在完成时的主动用法，但是对现在完成时被动语态了解甚少【已有基础】本节课为本单元的第四课时，通过前面听说课和读思课的学习，学生对“因特网”这一主题有基本的了解，对网络对人们的生活方式的影响有初步的掌握，且在听说和读思中初步感知了现在完成时被动语态【存在问题】对于现在完成时被动语态的意义与功能的理解不够深入，容易混淆现在完成时主动语态与被动语态【解决措施】引导学生回归原文观察与分析目标语言结构；对比分析易混淆的语言结构，引导学生对比总结；设置句式转换练习学习目标By theend of this class,students willbe ableto:
1.learn new words and expressions about the Internet.
2.identify andsummarize theform and the functionof the present perfect passive voice,and useitto describethe changesthe Internetbrings toour life.
3.reflect onwhat weshould doto reducethe negativeimpact of the Internet with the presentperfect passive voice.教学重难点【教学重点】本节课的教学重点是区分现在完成式主被动的区别，总结归纳适合使用现在完成时被动语态的情境【教学难点】用现在完成时被动语态来描述网络带给人们生活的改变教学过程学习目标教学活动设计意图效果评价时活动层次间Part1VocabularyT asksSs“The Internetis verycommon inour目标1感知与注daily lives.Speaking ofthe Internet,what words学生能结合意come intoyour mind”创设语境，引实际提出与3Step1Top出话题，激活学网络相关的minThen listsome new words andexpressions aboutdiscussion生兴趣、背景知词汇the Internet.识和已知词汇通过图片和句T showssome sentencesand picturesabout the子呈现新词，将L学生能根Internet withnewwords andexpressions.学生视线引入据句意和图本节课的核心片猜测出目T asksSs toguess themeanings ofthe new目标1Step2获话题“网络”，标单词的意words andexpressions according to thepictures取与梳理Learn30引导学生用义andthecontext.newwordsin min“看”的语言
2.学生能new context.T invitesSs tomake complementaryabout the技能猜测词义，掌握目标单usages ofthe newwordsandexpressions first激活学习兴趣词的派生用and thenconclude howto usethem.法Activity2PracticeT asksSs tofinish thefollowing exercisein5minutes and then invites2students to share theiranswersand reasons.
1.Just for______________Im livingnearbyour school.If its____________for you,youcan cometo staywith usthis weekend,convenient
2.The__________of teamworkare apparent.开展有针对性I feelthat everyonehas___________greatly学生能根据的语言实践活目标1内化与from teamwork,because itis____________for已学的新词动以帮助学生7应用Step3our work.benefit汇、新表达内化知识，促进minPractice的用法正确
3.He wasan________teacher.His confident语言运用的自地填空leadership_________his students,which left动化me adeep_____________.inspire
4.He triedto have_________to hisstudents*mind sothat hecan makehis ideato them,access
5.This isan________plan accordingto yoursuggestions,update
6.In April,thousands ofholiday makersremainstick abroaddue tothevolcanic ashcloud.Answers:convenience,convenient;benefit,benefited,beneficial;inspiring,inspiration;access,accessible;updated;stuck.Part2GrammarLeading-inT asksSs tolook anddiscuss whatthese引导学生回归sentences havein common.学生能通过己学语篇，找观察句子，
1.Much has been writtenaboutthewonders of出目标语法结感知与注意发现谓语动the WorldWide Web.构，在理解语3Step4:词的共同之
2.Peoples liveshave beenchanged byonline义的基础上抽minLead in处，总结出communities andsocial networks.象出现在完成目标语法结
3.Many peoplehave beenhelped by the club.时被动语态的构
4.Jans lifehas beengreatly improvedby the结构特征Internet.Activity
11.T asksSs toread thepairs ofsentences.Underline andcompare thedifferent verb目标2获取与forms.学生能总结梳理概括与整帮助学生通过出现在完成合/X z\对比类似的语,JanslifehasbeengreatlyimprovedbytheInternet.•TheInternethasgreatlyimprovedJans、life.时被动语态,Muchhasbeenwritienaboutthewondersofthe7mi n法结构，深入•PeoplehavewrittenmuchaboutheWorldWideWeb.与主动语态J wondersoftheWorldWideWeb.Step5了解其形式、的不同功Discovering意义和功能能the rules
2.T asksSs toshare what they findand sharethedifferences ofthe functionbetween thepresent perfect passive voice andthe presentperfectactive voice.Activity2Describe thechanges that the Internethas roughttous.1,通过设置合学生能够进目标
21.T asksSs totry to change thefollowing理的情境让学行句型转内化与运用概sentences aboutthe Internetinto thepresent生将现在完成换，并且能括与整合Step perfectpassive voiceto describethe benefits时的主动语态15m根据总结出6:or thepositive changesthatthe Internet转换成现在完in的目标语法Apply thebrings topeoples lives.成时被动语态，结构进行rules
1.The Internethas changedthe waywe和进行正确形填空communicate.式填空，引导
2.We havedownloaded softwareto help其感受互联网us bookhotels and tickets online.带给人们生活的好的改变和不好的影响
3.Have youread thisfamous bookon the
2.通过有情境website的训练，引导
4.More recently,many teachershave学生总结现在taught courseswith computers.完成时的意义Answers:及其主被动语1The waywe communicatehas beenchanged态的转换规贝bytheInternet.人2Software have been downloadedto helpusbook hotelsandticketsonline.3Has thisfamous bookbeen readon thewebsite4More recently,courses have been taughtwithcomputers.
2.T asksSs tocomplete thesentences with thepresent perfectpassive voiceofthegivenverbs to talk aboutthe drawbacksof theInternet.
1.Fake news____________mix withthereal oneson theInternet.
2.Personalinformation_____________leak insomeonline activities.Cyberbully_________________seenmore oftennowadays.
3.It seemsthat morehealth problemscauseby mobilephones.
4.The girlis upsetbecause allher moneystealfrom heraccountby ahacker.Answers:havebeenmixed,has beenleaked,hasbeen seen,havebeencaused,has beenstolen.
3.Summarize themeaning ofthepresentperfect passivevoiceand howtochangethepresentperfectactive voiceinto thepresentperfectpassivevoice:1The presentperfectpassivevoice一have/hasbeendone:expresses andemphasizesa previousaction orstatethat beganin thepast andcontinued uptoanother pointin thepast andwhoseconsequences haveimplicationsfor thatsecond pointintime.
（2）“三变，，
①原句主语变为by的宾语
②原句宾语变为主语
③原句谓语由主动变为被动“二不变”
①原句意思不变
②原句时态不变
③原句主谓宾以外的成分不变
4.PracticeActivity3What weshould doto reducethe negativeimpactof theInternet
1.启发批判性T invitessome Ss tosharethe negativeimpact of目标3的思考如何解theInternetin mindandthenasks themtotalk决或者如何恰学生能结about howto reduceit freely.分析与判断批当使用网络，合实际生活Then,T givesSs anexample ofgiving advicefor判与评价并使用目标语和现在完成using theInternetwiththepresentperfect法结构进行阐时的被动语passivevoiceand asksSstogive otheradvice10mStep7述态提出减轻withthesame structure.inCritical
2.根据高网络负面影SOIUTIThinking一大部分学生响的建议reg.PersonaliK的基础为其提，供已有关键信息词和范例Health problemsW，Personal information、Damage toActivity8T invitesthe classto summarizewhat theyhavelearned.Ss reviewthe contentofthisclass anddo theirbestto consolidatewhattheyhave learned.
1.拓展巩固话T drawsSs attentionback tothe learningaims题内容，巩固学生能通and seewhether thoseaims havebeen achieved课上所学过自评查找总结与反思or not.Ss canassess themselvesaccordingtothe
2.教学评一致，出自己本节5michart.引导学生回扣课的薄弱nStep8学习目标，进点，并进行ThingsIcandoIcanreadandwritethenewwordsandexpressionsabouttheInternet.行自评与互巩固Icanusethenewwordsandexpressionstomakesentencesflexibly.评Icanidentifythepresentperfectpassivevoice.Icansumniarizetheformandthefunctionsofthepresentperfectpassivevoice.IcandescribethechangesoftheInternetbringstoourlifewiththepresentperfectIcanreflectonwhatweshoulddotoreducethenegativeimpactoftheInternetwiperfectpassivevoice.板书设计课时作业设计Think aboutwhat youhave donethis week.Write asmany thingsas youcan.教学反思本节课重点引导学生通过观察和比较，总结现在完成时被动语态的形式、意义和功能，大部分学生可以利用目标语言结构对单元主题网络及其利弊进行描述，并可以用新学的语法结构联系生活实际提出好的建议，但部分学生会把现在完成时的被动语态与一般过去时的被动语态混淆，需耍进一步的练习和巩固。
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