高中英语实验版第3册Unit2知识课.doc

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1、Unit2HealthyeatingPart1:TeachingDesign（第一部分：教学设计）Period2:AsamplelessonplanforLearningaboutLanguage(Modalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t)AimsTolearnaboutModalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’tTodiscoverandlearntousesom

2、eusefulwordsandexpressionsTodiscoverandlearntousesomeusefulstructuresProceduresI.WarmingupWarmingupreadingaloudthetextCOMEANDEATHERE(1)WepromotereadingaloudtostudentsandbystudentsinordertoencouragealoveofEnglishbooksandadesiretobecomeafluentEnglishspeaker.SoReadaloudthe

3、textbeforewelearnaboutthegrammar.II.DiscoveringusefulwordsandexpressionsInpairsdotheexercises1,2and3onpages11and12.Youmustfinishthemin5minutes.III.Learningaboutgrammar1.ReadandidentifyReadthetextCOMEANDEATHERE(1),discoveringallthesentenceswhichcontainanyofthemodalverbs:

4、oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t.2.ConsolidatingbydoingexercisesToconsolidateyourunderstandingyouwillbegiven10minutestogooverexercises1,2and3onpages12and13.Youmayjustwriteinyourtextbook.Imeanthestudent’sbookyouareworkingby.IV.ReadyusedmaterialsforMo

5、dalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t1.WhatareModalVerbs?Modalauxiliaryverbshelpotherverbsexpressameaningoranideabuthavenomeaningbythemselves.InEnglish,modalauxiliaryverbsaredefective;forexample,theydonothaveparticipleforms(no-ingor-edendings).T

6、heyareusedinavarietyofgrammaticalmoodssuchastheconditionalmood,whichexpressesuncertainty("Iwouldbedelightedifyoucametomyparty").Modalauxiliaryverbsarespecialverbswhichbehaveverydifferentlyfromnormalverbs.Nextaresomeimportantdifferences.2.Modalverbsdonottake"-s"inthethir

7、dperson.EXAMPLES:Hecan speakChinese.Sheshould behereby9:00.3.Youuse"not"tomakemodalverbsnegative,eveninSimplePresentandSimplePast.EXAMPLES:Heshouldnotbelate.Theymightnotcometotheparty.4.Manymodalverbscannotbeusedinthepasttensesorthefuturetenses.EXAMPLES:Hewillcangowithu

8、s.  NOTCORRECTShemustedstudyveryhard. NOTCORRECT5.CommonModalVerbs:CanCouldMayMightMustOughttoShallShouldWillW