教案教学基本信息学科英语学段初中年级九年级单元Unit6课题Whenwasitinvented?总课时数6课时SectionA(GrammarFocus-4c)课型语法课授课时间教学目标及教学重点、难点教学目标：Attheendoftheclass,thestudentswillbeableto:1.understandandusethepassivevoice(pasttense)be+v(ed).2.talkaboutwheninventionswereinventedandwheretheywereinvented.3.Ifyoulike,youcanpracticemore.教学重点：1.Keyvocabulary:fridge,low,somebody,translate,lock,ring,earthquake,sudden,bell,biscuit,cookie,musical,instrument...atalowvoice,advisesb.nottodo,translate...into,allofsudden,breaktherule,workon...2.Keysentences:a.Whenwasthezipperinvented?b.Whowasitinventedby?c.WhenwasteabroughttoKorea?d.Whatisthehotice-creamscoopusedfor?3.Structure:S+was/were+pastparticiple…教学难点：Howtoturntheactivevoiceintothepassivevoice.教学过程(表格描述)教学环节主要教学活动设置意图Step1Lead-in(PPT3-7)1.Reviewthepassivevoiceandanalysisit.2.Changethesentencesintodifferentpatterns.复习上节课所学被动语态的句子,\n导入本课时的语法。Step2Presentation(PPT8-14)1.AskSstoreadthesentencesinGrammarFocus.2.Showthestructureofthepassivevoiceofthepasttense.3.ExplainGrammarFocusandtrytomakeSsunderstandthepassivevoiceofthepasttense.4.MakeSsmatchthequestionswiththeanswers.5.Explainthewaystochangetheactivevoiceintothepassivevoice.解释一般过去时被动语态的陈述句、否定句、特殊疑问句、一般疑问句以及肯定否定回答。接着出示GrammarFocus，后练习各种句型变化。让学生总结该用法。Step3Practice(PPT15-18)Workon4a,4b.1.AskSstoreadthesentencesin4a,thenrewritethemusingthepassivevoice.CheckanswersinclassandmakeSsreadthesentences.2.MakeSsreadthewordsintheboxfirstandcompletethesentenceswiththecorrectformsoftheverbs.CheckanswersinclassandmakeSsreadthesentences.利用所学的被动语态用法，完成4a和4b并阅读这些句子，熟练掌握用法。Step4Pairwork(PPT19-24)Workon4c.1.AskSstoreadthepassagefirstthenfillinblanks.Decidewhetheractiveorpassiveformsshouldbeusedinthesesentences.Writethecorrectformsintheblanks.2.CheckanswersinclassthenmakeSsreadthepassage.3.AskSstoreadthesentencesandpayattentiontotheunderlinedparts.Whenwasthecarinvented?Itwasinventedin1885.Whoweretheyinventedby?TheywereinventedbyJulieThompson.Whataretheyusedfor?Theyareusedforseeinginthedark.学习语法后,设计一个分角色表演的对话，学生通过口语练习进一步巩固一般过去时被动语态的用法。\n4.Workinpairs.MakeSslookatthepicturesandmakeconversationsaboutthem.Thencallsomepairstopresentinclass.Step5Languagepoints(PPT25-26)Explaintheusageofallofasuddenandluckily.重点讲解allofasudden和luckily的用法。Step6Exercises(PPT27-33)ShowsomeexercisesforSstopracticethekeywords,thetargetlanguageandkeysentences.通过单选、词型填空、句型转换、综合填空等形式练习一般过去时被动语态。Step7中考链接(PPT34)Practicetheusageofwas/were+ved.精选中考题练习was/were+ved的用法。Step8Homework(PPT35)1.Writeadialogabouttheirthingsusingthepassivevoice.2.Finishofftheexercisesonthetextbook.3.Read4band4c.设计该作业主要使学生们熟练运用一般过去时被动语态的特殊疑问句等用法。板书设计Unit6Whenwasitinvented?SectionA(GrammarFocus-4c)1.Whenwasthezipperinvented?2.Whowasitinventedby?3.WhenwasteabroughttoKorea?4.Whatisthehotice-creamscoopusedfor?5.Ourparentsadvisedusnottogooutalone.6.Differentwriterstranslatedthebookintodifferentlanguages.教学反思1.本课时学习was/were+v(ed)的陈述句、否定句、特殊疑问句、一般疑问句以及主动语态变被动语态的方法。2.熟练运用一般过去时的被动语态的特殊疑问句形式。\n