2019-2020年高中实验版3册Unit2知识课

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1、2019-2020年高中实验版3册Unit2知识课(Modalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t)AimsTolearnaboutModalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’tTodiscoverandlearntousesomeusefulwordsandexpressionsTodiscoverandlearntousesomeusefulstructuresProceduresI.WarmingupWar

2、mingupreadingaloudthetextEANDEATHERE(1)WepromotereadingaloudtostudentsandbystudentsinordertoencouragealoveofEnglishbooksandadesiretobeeafluentEnglishspeaker.SoReadaloudthetextbeforewelearnaboutthegrammar.II.DiscoveringusefulwordsandexpressionsInpairsdotheexercises1,2and3onpages11and12.Youm

3、ustfinishthemin5minutes.III.Learningaboutgrammar1.ReadandidentifyReadthetextEANDEATHERE(1),discoveringallthesentenceswhichcontainanyofthemodalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t.2.ConsolidatingbydoingexercisesToconsolidateyourunderstandingyouwillbegiven10minutestogo

4、overexercises1,2and3onpages12and13.Youmayjustwriteinyourtextbook.Imeanthestudent’sbookyouareworkingby.IV.ReadyusedmaterialsforModalverbs:oughtto/oughtnotto/haveto/don’thaveto/mustn’t/needn’t1.WhatareModalVerbs?Modalauxiliaryverbshelpotherverbsexpressameaningoranideabuthavenomeaningbythemse

5、lves.InEnglish,modalauxiliaryverbsaredefective;forexample,theydonothaveparticipleforms(no-ingor-edendings).Theyareusedinavarietyofgrammaticalmoodssuchastheconditionalmood,whichexpressesuncertainty("Iwouldbedelightedifyoucametomyparty").Modalauxiliaryverbsarespecialverbswhichbehaveverydiffe

6、rentlyfromnormalverbs.Nextaresomeimportantdifferences.2.Modalverbsdonottake"-s"inthethirdperson.EXAMPLES:Hecan speakChinese.Sheshould behereby9:00.3.Youuse"not"tomakemodalverbsnegative,eveninSimplePresentandSimplePast.EXAMPLES:Heshouldnotbelate.Theymightnotetotheparty.4.Manymodalverbscanno

7、tbeusedinthepasttensesorthefuturetenses.EXAMPLES:Hewillcangowithus.  NOTCORRECTShemustedstudyveryhard. NOTCORRECT5.monModalVerbs:CanCouldMayMightMustOughttoShallShouldWillWouldV.ClosingdownbydoingaquizModalsandRelatedExpressions1.Ted'sflightfromAmsterdamtookmo