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1、非谓语动词作定语适用学科英语适用年级高二知识点不定式,现在分词和过去分词作定语修饰名词教学目标知识与技能:1、掌握各种形式的意义2、了解非谓语动词在英语中的重要性过程与方法:培养学生对非谓语动词的理解,以及适当应用教学重点Todo,tobedone,doing,beingdone,done作定语教学难点理解tobedone,doing,beingdone,done作定语时的含义以及运用教学过程一、复习预习复习非谓语动词作状语的基础知识,特别是分词作状语时的用法,预习用非谓语动词作定语来达到定语从句
2、的效果。二、知识讲解考点1不定式作定语1)形式:todoTobedone2)不定式todo在句中作定语置于被修饰名词后,常同该名词构成动宾关系,要是不定式是不及物动词,其后应加上必要的介词。例:Ihavesomethingtosay.(tosaysomething)I’llgiveyouamagazinetoread.Thatisagoodcompanytoworkfor.Heisapleasantfellowtoworkwith.Wouldyoubringmeabenchtositon?3)有些
3、名词常接不定式作定语,如:chance,time,reason,way,effort,right(权利),movement等Youhaven’tanyreasontoleaveme.Youhavenorighttodosuchathing.Hesucceededinhisefforttoovercomehisfatalweakness.Heputhimselfoutofthewaytohelpothers.Wehavenotimetolose..Thankyouforgivingmethechan
4、cetomakethespeech.4)Thefirst,thelast,thesecond,thebest等常与不定式连用作定语。8Heisalwaysthefirsttocome.Shewouldbethelasttoagreetoourplan.Youarethesecondtoaskmethatquestion.I’lldomypoorbesttofixitup.当togo,tospare作“剩下”讲时可作定语。例:Hehadfiveminutestogobeforetimewasup.T
5、heyhadonly100dollarstospare.1)不定式用在某些句子中作定语相当于一个定语从句,表示动作即将发生。Therearemanydifficultiestoovercome.=Therearemanydifficultiesthatwillhavetobeovercome.Hehasalargefamilytosupport.=Hehasalargefamilythathemustsupport.考点2现在分词作定语1)形式Doing主动进行(前后都可以)Beingdone被动
6、进行(只能放到后面做后置定语)ThebuildingbeingbuiltwillbethethirdTeachingBuildingofourschool. Thematterbeingdiscussed(whichisbeingdiscussed)isofgreatimportance.2)作定语的单词或者分词短语可以扩展为定语从句。ThesleepingchildThechildwhoissleeping.FallingleavesTheleaveswhicharefallingThepenl
7、yingonthetablebelongstoyou.Thepenwhichislyingonthetablebelongstoyou.Theboymakingfacesismyson.Theboywhoismakingfacesismyson.Thehousebeingpaintedismine.Thehousewhichisbeingbuiltismine.注意:现在分词作后置定语表示一个(现在或将来)正在进行的动作,或者表示某经常性动或状态。Canyouseethestarmovingint
8、hesky?Thereisapianostandinginthecorner.如果分词所表示的动作在时间上同谓语动词所表示的动作不一致,不能使用现在分词,而应使用定语从句。Iwanttoknowthemanbreakingthewindow.(X)Break的动作是先发生上例不能用现在分词,应改为定语从句。如:….whobrokethewindow.8因此我们就知道在那种情况下定语从句可以用现在分词代替,即:定语从句动词所表示的时间同主句谓语动词的时间一致时。Didyouseeth