北师大版高中英语必修5Unit13教案Lesson 3教学设计

Lesson3PeopleAims:modalsfordistinguishmodalsusedforspeculationmodalsforAids:computer,procedures:Ⅰ.WarmingT:Firstlookattitle“GuessingaboutPeople”Whocantellmewhat’sthemeaningoftitle?T:“Guessingaboutpeople”meansmakeajudgeaboutpeoplewithoutbeingsureofallthefacts.IndailylifeIfarecuriousworriedorsomethingmakevariousguess.Thinkwordswewillusewewhatwillhappen?WhatS:must,may,maynot,can,can’tandsoon.T:nowwilladialogueinwhichalotⅡListenthedialoguetodothe1.weremissing______.theyseparatedfromotherstudents.B.inaC.forthereasondon’tknow.2.ThedialoguetellsdaysB.MycousinwheretheyareC.Thethemacottage.3.Thedialogueguessed1

Theybefrightened.B.TheybothareC.Theyhaveeat.Answers:1.C2.AT:nsayoutideaofinyouwords?T:Nowlet’slookatwhetheryourstoryisornot.DotheexerciseListenthedialoguecompletethegapsPlaycassettefortolistenandagainforcompletetheⅢGrammarDotheexerciseTheinthedialogueguessesattwoTheyusefollowingyouneedthegapswithverbs.Checkstudents’answersbyhavingthemreadthesentencesaloud.Drawtheirattentiontodifferentafterthemodals.Dotheexerciseadiscussoftheintheiftheyadvicehowwould(isgoingto;to;)andadvicebetter,)DotheexerciseThewelearnisverbscanexpresspermission,intentionNowdo5.theinexercise3thefollowing.Dotheexerciseawholeclass,discussthe1-3thema,bandc.Guidetoanalysisthemodalverbs’useinthepast,inthefutureandnow.2

用在肯定句中：对过去的推测：have过去分词)have+pp(过去分词)对现在的推测：be+mustbe+ving+v(形)用在否定句中对过去的推测：can’thave+PP(过去分词)对现在的推测：can’tbe+noun/jcan’t+v(原形Dotheexercise8andtopractiseandmodalverbsDotoconsolidate1.—DoyouknowwhereDavidis?Icouldn’tfindhimanywhere.--Well.He_____havegone—hiscoat‘sstillhere.shouldn’tB.mustn’tC.can’tD.wouldn’t2me.IstherightwaytoSummerPalace?---Sorry,Iamsure.Butit_____be.willC.mustD.3.graduatedfromatveryyoung---he_____haveaveryboycouldC.might

B.D.must4.---Iheardtheywentskiinginthewinter.----It____waslittlesnowthere.3

A.maynotbeB.won’tbeC.couldn’tbeD.mustn’tbe5.______yet,hewouldtelephonedA.mustn’thavearrivedB.shouldn’thavearriC.can’thavearrivedD.needn’thavearrived6.---Didn’tyouknowthatyouwentdriving100kilometershour,Madam?---Mycarcandono80,officer.InothaveB.Icouldn’thavebeenC.Imustn’thavebeenD.Ishoul’thavebeenAnswers:1.C2.A3.D4.CⅣHomeworkItispossiblethatsomestudentscan’tmastertheuseofmodalindividually.