九年级英语全册unit6whenwasitinvented教案3新版人教新目标版

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1、Unit6教学目标知识与能力Newwordsandexpressions过程与方法learntousePassiveVoiceinpasttense情感态度与价值观Lovemagicnature.Lovegreatinventions.重点难点Trytousepassivevoice(pasttense)todescribetheinvention.Rewritethesentencesusingthepassivevoice.课型Newlesson教学手段mediaStep1.Warming-upandrevision1.Haveadic

2、tationofthenewwordslearnedinthelastclass.2.Reviewsomemainphraseswelearnedinthelastclass.Checkthehomework.3.LetsomeSstellsomethingabouthowteawasinventedbyaccident.Tellsomethingabouthowteawasinventedbyaccident.Step2GrammarFocus.1.AskstudentstoreadthesentencesintheGrammarFocu

3、s.2.Thenaskthentomakemoresentencesaccordingtothefocus.Step3.Grammar一般过去时态的被动语态的构成英语有两种语态：主动语态和被动语态。主动语态表示主语是动作的执行者，而被动语态则表示主语是动作的教学过程承受者。如：一般过去时被动语态的结构为“主语+was/were+及物动词的过去分词(+by+动作的执行者).”。如：Treeswereplantedlastspring.去年春天种了树。Wecleanedtheclassroomyesterday.Theclassroomwasc

4、leanedyesterday.Step4Exercise1.Hechosesixstorybookstheotherday.Sixstorybooks____________byhimtheotherday.2.Amouseatehalfofacakelastnight.Halfofthecake__________byamouselastnight.Step5.PracticeWorkon4a.4b.Studentsdothesepracticesbythemselves,theteacherchecktheanswerinclass.

5、Step6.Finish4c.DecidewhetheractiveorpassiveformsShouldbeusedinthesesentences.Step7.Homework.Domoreexerciseaboutthegrammar.板书设计教学反思