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时间:2018-12-15
《高中英语 unit3 grammar and usage教案 牛津译林版选修7 (2)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit3TheworldonlineGrammarandusageTeachingaims:1.Afterlearningauxiliaryverbs,thestudentswillknowaboutsomebasicinformationaboutauxiliaryverbs(wordsusedasauxiliaryverbs;functionofauxiliaryverbs);2.Afterlearningauxiliaryverbs,thestudentswillbeabletosummarizeusagesofcommonandimportantauxiliary
2、verbs;3.Afterlearningauxiliaryverbs,thestudentswillapplywhatthey’velearnedaboutauxiliaryverbs.Teachingprocedures:Step1Lead-in(PPT4)Q:Whatareauxiliaryverbs?A:Auxiliaryverbsareusedinformingtenses,moodsandvoicesofotherverbs.Theverbsusedforthispurposeincludebe,do,haveandmodals.Step2Introductio
3、n(PPT5)Pointouttheauxiliaryverbs.1.Hedoesn'tlikeEnglish.2.Heissinging.3.Hehasgotmarried.4.HewassenttoEngland.5.Doyoulikecollegelife?6.DidyoustudyEnglishbeforeyoucamehere?7.Docometothepartytomorrowevening.8.Hedidknowthat.Step3Presentation(PPT6-24)Auxiliaryverbs:be(am/is/are/was/were/been)do
4、(does/did)have(has/had)modals(shall/should/will/would/can/could/may/might/must/need/dare)Aphrasalauxiliaryverb(have(got)to,hadbetter/wouldsooner/rather(…than)/cannot(help)but/be(not)to/besupposedto/oughtto/usedto/beaboutto/beableto)1.be(am/is/are/was/were/been)Thesmallanimalsarekeptintheca
5、ges.Heisgivingalecture.TheInternethastoomuchinformationthathasnotbeenevaluatedforaccuracy.Yourhouseisbiggerandnicerthanmine.Iamtogoabroadonbusinesstomorrow.Tip:1)be作为本动词表示状态或客观存在等意思。2)be+不定词连用,表示约定、义务、命令等未来的动作或状态。3)be+现在分词构成各种进行时态。4)be+过去分词构成被动语态。5)be用于have/has/had后构成完成时。2.do(does/did)Hedi
6、dn’tfindanyusefulinformationontheInternet.Thesekindsoferrorsdonotoccurasoftenwhenpeopleusetraditionalreferencematerials.Then,whydoeshecomehere?Youdoknowalotaboutcomputers.NeverdidIseesuchastrangeman.Tip:1)do作为助动词时的时态、人称和数的变化有do,does,did三种形式。2)do+主词+原形动词构成疑问句。3)do+not+原形动词构成否定句。4)do(+not)+主
7、词用于附带问句。5)do+原形动词用于加强语气句。6)Never(Only)等+do+主词+原形动词用于倒装句3.have(has/had)Ihaveneverseensuchastrangeman.CanIhavemyhaircutnow?Ioftenhavemyassistanthelpmedoit.Tip:1)助动词have+过去分词构成完成时态。2)have+受词+过去分词表示请或让别人做某事。3)have+受词+原形不定词表示请或让某人做某事。4.modals(shall/should/will/woul
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