高中英语 unit2 sporting events grammar教学案教案 牛津译林版必修4

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1、M4U2-Grammarandusage设计思想：通过对情态动词的各种基本功能的解释，帮助学生理解情态的作用，让他们能更好的去理解各种表达的含义，同时配以相对应的练习，来进一步对他们的所学进行检查。TeachingAims:1.Learnthatmodalverbscanbeusedtotalkaboutability,obligation,certaintyorpermission,tomakerequests,suggestions,offersandtogiveadvice.2.Helpstu

2、dentscomparesimilarmodalverbs.3.Enablestudentstolearnthatsomemodalverbscanbeusedwiththecontinuousformandtheperfectformtotalkaboutcurrentaffairsorpastactions.4.Learntousemodalverbswithexercises.TeachingImportantPoints:1、Developthestudents’abilityofusing

3、modalverbs.2、Howtomakestudentsmastertheusageofmodalverbs.TeachingDifficultPoints:Developthestudents’abilityofusingmodalverbsandhowtomakestudentsmastertheusageofmodalverbs.TeachingMethods:ExplanationandexerciseTeachingAids:1.Themultimedia2.Theblackboard

4、【教学环节】Step1DictationHaveadictationofthenewwords,phrasesandsentencesinthepartofReadingtext.【课堂导入】Step2Leadin:providesomedailylifesituationsandaskstudentstofillintheblanksusingpropermodalwords1.A:Who________itbe?(can)B:It_____________beTom.(may/might)A:N

5、o.It_______beTom,becauseheflewtoShanghaithismorning.(can’t)B:OK.It________beJack.Hepromisedmetocomeherethismoment.(must)2.---MayIcomein?---Yes,you______________.(may/can)---No,you______________.(mustn’t)3.---MustIdoitnow?---Yes,you________________.(mus

6、t/haveto)---No,you________________.(needn’t)1.You________________eatalotbeforeswimming.(shouldn’t/oughtn’tto)2.You__________usethistoothbrush.It’smine.(shallnot)3.Children____________playwithcats.They________hurtyou.(mustn’t;may)Step3Teacher-studentdis

7、cussion:1.Whatisamodalverb?2.Howmanymodalverbsdoyouknow?Makealist.3．情态动词两大类用法：不表示推测；表示推测Step4ExplanationGrammar---Modalverbs【课堂教与学】1．定义2．特征特征情态动词有一定词义，但不完全，不能单独作谓语，须和不带to的动词不定式（ought等除外）一起构成合成谓语；情态动词没有人称和数的变化；情态动词表示可能，能力，允诺，命令，愿望，敢于等情态。B.基本形式和否定词not连用时

8、的简略形式原形否定形式过去式否定形式例句cancan’tcouldcouldn’tHecan’tski./Icouldn’tspeakEnglishfluentlythen.maymaynotmightmightnotYoumaysithere.mustmust(hadto)mustn’tYoumustn’tthinkonlyofyourselves.oughttooughtn’toughttooughtn’tThereoughtn’ttobemuchnoiseina