高二英语《unit 20 new frontiers lesson 2 artificial intelligence》教案

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1、安徽省滁州二中高二英语《Unit20NewFrontiersLesson2ArtificialIntelligence》教案Teachingaims1.wordsandphrases：2.grammar:TheFuture3.listening:topractiselisteningstrategiesforcompletingnotes.Teachingtime：TwoperiodsTeachingprocessStep1RevisionReviewthenewwordsoflastlessonStep2Grammar:thefuture1.review

2、FutureTense(复习一般将来时)构成:助动词shall或will+动词原形构成.第一人称用shall或will,其它人称用will.E.g.:Hewillbebackinafewdays.ShallIgowithyou?2.Futureperfect(将来完成时)构成:shall/willhave+动词的过去分词用法:表示动作或状态延续到将来某一时间.常用延续性动词,并有一个表示将来某一时间的状语或状语从句.E.g.:Hewillhavebeeninthearmyfor10yearsbynextJune.Weshallhavewalkedalong

3、waybeforewereachthevillage.表示动作或状态在将来某一时间以前已经结束,但其影响却延续到那一时间.E.g.:Ishallhavefinishedmyhomeworkbyteno’clock.Whentheoldmancomesnextweek,hissonwillhaveleftforShanghai.3.Futurecontinuous(将来进行时)构成:shall/willbe+现在分词用法:表示在将来某一时刻或某一段时间正在进行的动作,常常带有时间状语短语或时间状语从句.E.g.:Iwillbebusythisevening.

4、Iwillbewritinganarticle.表示按计划将来要发生的动作.E.g.:Ihopeyouwillbecomingontime.TheywillbehavingtheirholidayinJune.4.doexercise8inpage21andexercisesinpage66Step3learnthenewwordsoflesson21.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadaftertheta

5、pe3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthewords,encouragethemtoasktheteacher.Step4listening1.Beforeyoustarta)makesurethestudentsknowthephrases’meanings.Andgivethemafewminutestodiscussthequestionsinexercise1.b)checktheiranswers.c)haveadiscussionaboutt

6、hephotos.2.listentolearna)askthestudentslookatexercise2,andthenplaythecassettetwice.b)givethemafewminutestoanswerthequestions.3.Exercise3.a)    letthestudentsreadtheexpressionsinexercise3andtheFunctionFile.b)    givethemsometimetocompletetheexercise.c)    playthetapetwoorthreetime

7、sandchecktheiranswers.Step5LanguagePoints:1.presentsb.withsth.=presentsth.tosb.向…呈现…2.fallintoacategory属于某类3.avirtualcharacter一个虚拟人物animage一个图像/影像4.delivernews发布新闻5.inotherwords/toputitanotherway换言之6.ondemand一经要求7.getat暗指、暗示；挖苦、数落drawback缺点;退款setback挫折8.have/be(something/anything/

8、nothing)todowith意为“与......有关/无关”9