英语北师大版选修7 Unit20 Lesson 2 Artificial Intelligence 2VIP专享VIP免费

Unit20Lesson2ArtificialIntelligenceTeachingaims1.wordsandphrases：2.grammar:TheFuture3.listening:topractiselisteningstrategiesforcompletingnotes.TeachingtimeTwoperiods(两课时连堂)TeachingprocessStep1RevisionReviewthenewwordsoflastlessonStep2Grammar:thefuture1.reviewFutureTense(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.Weshallhavewalkedalongwaybeforewereachthevillage.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.Iwillbewritinganarticle.表示按计划将来要发生的动作.E.g.:Ihopeyouwillbecomingontime.TheywillbehavingtheirholidayinJune.4.doexercise8inpage21andexercisesinpage66Step3learnthenewwordsoflesson21.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthewords,encoreagethemtoasktheteacher.Step4listening1.Beforeyoustarta)makesurethestudentsknowthephrases’meanings.Andgivethemafewminutestodiscussthequestionsinexercise1.b)checktheiranswers.c)haveadiscussionaboutthephotos.用心爱心专心2.listentolearna)askthestudentslookatexercise2,andthenplaythecassettetwice.b)givethemafewminutestoanswerthequestions.3.Exercise3.a)letthestudentsreadtheexpressionsinexercise3andtheFunctionFile.b)givethemsometimetocompletetheexercise.c)playthetapetwoorthreetimesandchecktheiranswers.Step5HomeworkExercise9inpage21用心爱心专心