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Unit2Healthyeating知识课新课标人教版必修3.doc

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用心爱心专心117号编辑 Unit2Healthyeating知识课 Part1:TeachingDesign （第一部分：教学设计） Period2:AsamplelessonplanforLearningaboutLanguage (Modalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t) Aims TolearnaboutModalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t Todiscoverandlearntousesomeusefulwordsandexpressions Todiscoverandlearntousesomeusefulstructures Procedures I.Warmingup WarmingupreadingaloudthetextCOMEANDEATHERE(1) WepromotereadingaloudtostudentsandbystudentsinordertoencouragealoveofEnglishbooksandadesiretobecomeafluentEnglishspeaker.SoReadaloudthetextbeforewelearnaboutthegrammar. II.Discoveringusefulwordsandexpressions Inpairsdotheexercises1,2and3onpages11and12.Youmustfinishthemin5minutes. III.Learningaboutgrammar 1.Readandidentify ReadthetextCOMEANDEATHERE(1),discoveringallthesentenceswhichcontainanyofthemodalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t. 2.Consolidatingbydoingexercises Toconsolidateyourunderstandingyouwillbegiven10minutestogooverexercises1,2and3onpages12and13.Youmayjustwriteinyourtextbook.Imeanthestudent’sbookyouareworkingby. IV.ReadyusedmaterialsforModalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t 1.WhatareModalVerbs? Modalauxiliaryverbshelpotherverbsexpressameaningoranideabuthavenomeaningbythemselves.InEnglish,modalauxiliaryverbsaredefective;forexample,theydonothaveparticipleforms(no-ingor-edendings). Theyareusedinavarietyofgrammaticalmoodssuchastheconditionalmood,whichexpressesuncertainty("Iwouldbedelightedifyoucametomyparty"). Modalauxiliaryverbsarespecialverbswhichbehaveverydifferentlyfromnormalverbs.Nextaresomeimportantdifferences. 2.Modalverbsdonottake"-s"inthethirdperson. EXAMPLES:HecanspeakChinese.Sheshouldbehereby9:00. 3.Youuse"not"tomakemodalverbsnegative,eveninSimplePresentandSimplePast. EXAMPLES:Heshouldnotbelate.Theymightnotcometotheparty. 4.Manymodalverbscannotbeusedinthepasttensesorthefuturetenses. EXAMPLES:Hewillcangowithus.NOTCORRECTShemustedstudyveryhard.NOTCORRECT 5.CommonModalVerbs