Lesson2ArtificialIntelligence.ppt

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1、Lesson2ArtificialIntelligenceUnit20NewFrontierGrammarThefuture1.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.Eg:Hewillbebackinafewdays.ShallIgowithyou?用法：表示将来发生的动作或存在的状态，常与表将来的时间状语连用其它形式：begoingto+动词原形：打算，计划，准备做某事beto+动词原形：指安排好的事beaboutto+动词原形：指即将发生的事一般现在时和现在

2、进行时也可表示将来的动作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.Eg: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.Eg:Ishallhavefinishedmyhomeworkbyteno’clock.Whentheo

3、ldmancomesnextweek,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.Eg:Iwillbebusythisevening.Iwillbewritinganarticle.表示按计划将来要发生的动作.Eg:Ihopeyouwillbecomingontime.TheywillbehavingtheirholidayinJune.4.Doexercise8inpage21Co

4、mpletethesentencesusingthePresentPerfect1.I’llhelpyouassoonasI2.Shecan’tbuyacomputeruntilshe3.Youcanleavetheexamroomonlyafteryou4.I’llphoneyouwhenI5.We’llletyouknowassoonas6.Yourtelephonelinewillstartworkingonlyafter5.Doexercise2inpage66PuttheverbsinbracketsintotheFuturePerfect1.ByChristma

5、sthey(sell)overfivemilliongreetingscards2.Bythissummerthecitycouncil(spend)$2milliononredecoratingtheoldtown.3.By2030theclimateinEurope(become)muchwarmer.4.Bytheendofthisdecadeourtown(invest)$1millioninthetouristindustry.5.BythenextOlympicGamesmanyrecordsinsport(be)broken.Answers:2.willhav

6、espent3.willhavebecome4.willhaveinvested5.willhavebeen6.willhavedied6.Doexercise4inpage66CompletethesentenceswithaverbfromtheboxintheFutureContinuous:give,work,write,drive,putup,use1.Iwon’tbeabletoanswerthephoneintheafternoon.I()atalkataconference.2.whydon’tyoudropbyonWed.night?I()atennisM

7、atchanditwillbemorefunifsomeonejoinsme.3.I()totownintheafternoon.wouldyoulikemetogiveyoualift?4.()you()yourbikethisafternoon?couldIborrowit?5.ThistimeonSat.I()mytentbythelake.6.Weshouldn’tdisturbthemtonight.Trica()herarticleandNick()onhislecture.Answers:2.Iwil