Part 5 Unit 8 Green Earth 教案-【中职专用】高一英语精研课堂（高教版2021·基础模块2）

课题Unit8GreenEarth(LanguagePractice)课型LanguagePractice课时1授课班级授课时间45mins授课教师教材分析本课教学内容选自高等教育出版社出版的“十四五”职业教育国家规划教材，《英语2基础模块》中第八单元的LanguagePractice板块，主要内容为强调句型和本单元的重点词汇。作为It的用法之一，学生需通过观察例句、识别句型、补全句子归纳强调句型的基本结构和主要用法，提高语用能力。通过具体语境填空，巩固本单元重点词汇的学习，达到真正运用的目的。学情分析通过一学期的学习，学生已掌握语法板块的学习模式，对一些英语语法现象也有一定认识，但对于强调句的句式结构和用法还需进一步学习和练习，形成知识体系。教师需帮助学生搭建起这一知识结构，理解语法的内在联系，从而达到准确运用。词汇运用要创设情景，帮助运用和掌握。学习目标Knowledgeobjectives:Tomastertheusageofemphaticsentence.Tobeabletousethevocabularyandphrasescorrectly.Abilityobjectives:Tobeabletouseemphaticsentencetoemphasizedifferentsentenceelements.Emotionalobjectives:Tofeeltheimportanceofprotectingourearth.学习重难点Tomastertheusageofemphaticsentence.Tobeabletousethekeywordstocallonprotectingenvironment.教学方法小组讨论法、任务教学法、情境教学法课前准备PPT课件教学媒体PPT课件、多媒体设备教学过程教学环节教师活动设计学生活动设计设计意图Step1:LeadinReviewtheproverbsofit.It is never too old to learn. 活到老, 学到老。It is easier to fall than to rise. 摔倒容易爬起来难。It is no use crying over spiltmilk. 覆水难收。Reviewtheusageofit:It作代词，形式主语，形式宾语1.Readtheproverbstotranslateandrememberthemandfindtheusageofit.2.Reviewtheusageofit.常用习语复习It的用法，观察在句中的作用，总结复习It用法，激活知识储备，为接下的强调句讲解做铺垫。Step2:Grammar1.Summarizetheuseofemphaticsentence1)结构：Itis(was)+被强调部分+that(who)+其余部分.2)用法：强调句可强调主语，宾语，状语（不可强调谓语）引导词有that,who,whomBe动词用is,was用it强调句改写句子LucysawJackonthestreetyesterday.Eg：ItwasLucythat/whosawJackonthestreetyesterday.（强调主语）ItwasJackthat/who/whomLucysawonthestreetyesterday.（强调宾语）ItwasonthestreetthatLucysawJackyesterday.（强调地点状语）Reviewallthepointsofemphaticsentenceandtakesomenotes.Masterthestructureofemphaticsentenceandbeabletotellwhichpartthesentenceemphasizes.系统学习It强调句的知识点，注意强调句不能强调谓语动词。掌握基本结构和改写强调句的规则，总结其特点。才能在练习运用中参考和对照。ItwasyesterdaythatLucysawJackonthestreet.（强调时间状语）总结：去掉Itis/was...that,句意完整。5)Readthesentencesanddecidewhichpartthesentenceemphasizes.2.Readandunderline.1）Readandunderlineemphaticsentenceintask15bythemselves.2)Asksomestudentstocheckanswers,thentellwhichpartthesentenceemphasizesandwhythesentencehasit,butisn’temphaticsentence.3.Readandcomplete.Usetherightformofbeandconnectivetocompleteandfinishtask16.Asksomestudentstocheckanswersandexplainthereasonwhytheyusethem.Thenrewritethesentenceinthecommonsentence.TheicecoverismeltingintheArctic.Thevolunteerexplainedthewaystostoppollution.Theygatheredtolistentothelectureinthebighall.Theydidn’tconsidertheproposaluntilthefollowingyear.Imethiminthemuseumyesterday.4.Readandrewrite.2.Practiceandrecognizeemphaticsentence.Fillinthesentencesanddecidewhichpartthesentenceemphasizes.Thenrewritethesentenceinthecommonsentence.Takesomenotes.4.Discussthe用含有It的句子干扰学生，对比强调句的结构和特点，正确判断识别强调句，激发学习兴趣，加强概念的记忆。通过小组讨论，再次运用强调句的结构和特点，弄清强调的是句子那一部分并能改写为正常句子。为接下来的改写练习做好准备。Readthesentencesgiveninthetask,rewriteitintoemphaticsentences.Readthesentencesintheclassandunderstandtheeffectofgarbagesortingonourlivesandworld.sentenceelementsofeachsentenceandrewritethem.Readtheparagraphandknowtheimportanceofgarbagesorting.能正确改写强调句，识别句子成分，用对时态和关联词。朗读明确通知的内容和目的，积累信息。再次感知垃圾分类的重要性，要绿色低碳生活。Step3:Vocabulary1.Chooseandcomplete.Reviewthephrasesinthereadingtoknowtheusageofthem,thenfillintheblankstofinishtask18.2.Readandcomplete.Reviewthewordsinthereadingtoknowtheusageofthem，thenfillinthepassagetofinishtask19.再读原句，复习短语用法。学生独立完成填空，在小组检查，改正并分析错误原因。复习单词在原文中的用法，独自补全短文，再小组检查，改正并分析错误原因。温故而知新。独立完成后再小组检查交流，培养自主解决问题的能力和团队合作能力。给单词新的语境呈现，词语运用多样化，巩固知识，增强学生的语用灵活性。再次用节约用纸来强调绿色环保的生活理念。Step4:SummaryGrammar1)结构：Itis(was)+被强调部分+that(who)+其余部分.2)用法：强调句可强调主语，宾语，状语（不可强调谓语）引导词有that,who,whomBe动词用is,was用it强调句改写句子LucysawJackonthestreetyesterday.Eg：ItwasLucythat/whosawJackonthestreetyesterday.（强调主语）ItwasJackthat/who/whomLucysawonthestreetyesterday.（强调宾语）ItwasonthestreetthatLucysawJackyesterday.（强调地点状语）ItwasyesterdaythatLucysawJa