定语从句易错点

,高考英语语法三大从句易错点课件,（一）that,1.名词性从句中that与what的区别2.that在定语从句与名词性从句中的区别,1.名词性从句中that与what的区别,1)Modernsciencehasgivenclearevidence_smokingcanleadtomanydiseases.A.whatB.whichC.thatD.where2)_fashiondiffersfromcountrytocountrymayreflecttheculturaldifferencesfromoneaspect.A.WhatB.ThatC.ThisD.Which3)_BarbaraJonesofferstoherfansishonestyandhappiness.A.WhichB.WhatC.ThatD.Whom,C,B,B,归纳1：,名词性从句中that只起连接作用，不作成分；而what作连接词并作主语，宾语或表语。（双重成分）=sth.+that,2.that在定语从句与名词性从句中的区别,1)Mydecisionis_allofusaretostartat6oclocktomorrowmorning.A.whatB.thatC.whichD.whether2)Theview_manyscientistsholdis_toomuchemissionofcarbondioxideisdestructive.A.what;thatB.that;whichC.that;thatD.which;which,B,C,归纳2：,1.that在定语从句中（1）连接作用（2）代替先行词作主语，宾语或表语2.that在名词性从句中（1）连接作用（2）不作成分,（二）what,1.what与how2.whatever与however3.whatever与whichever,1.what与how,1)_someteenagersdontrealizeis_difficultlifecanbeaftertheygetaddictedtodrugs.A.That;howB.That;whataC.What;howD.What;whata2)Youdontknow_greattroubleItooktofinishthetask.A.howB.whatC.howeverD.whatever,C,B,归纳1：,感叹句中what修饰名词，how修饰形容词或副词。：,小窍门,在第一个名词后加分割线，看后面动词是否缺主语。,Youcantimagine_greatdifficultywehavehadworkingoutsuchadifficultproblem.(2)Youcantimagine_greatthedifficultyis.,what,how,Youcantimaginehowcleveraboyheis.,how+adj.+a/an+n.+主语+谓语,我与众不同呀！,2.whatever与however,1)_hungryIam,Ineverseemtobeabletofinishoffthisloafofbread.A.WhateverB.WheneverC.WhereverD.However2)Thiscollegeallowsstudentstodeveloptheirowninterests,to_extenttheywished.A.whoeverB.whateverC.howeverD.whenever,D,B,3.whatever与whichever,1)AllthebooksIhavearehere.Youmayborrow_youlike.A.whateverB.whicheverC.wheneverD.however2)Thepooryoungmanisreadytoaccept_helphecanget.A.whicheverB.howeverC.whateverD.whenever,B,C,Giftsforyou!,Youcantakewhicheveryoulike.,1,2,3,4,5,6,（三）where,1.介词+which与where2.where在名词性从句中的抽象意义,1.介词+which与where,1)Youdbetternotleavethemedicine_kidscangetit.A.evenifB.inwhichC.whereD.sothat2)Thisphotoofminewastaken_stoodthefamoustowerbeforethe9.11event.A.whichB.inwhichC.attheplacewhereD.there3)Canyoutellmetheoffice_heworks?A.whichB.inwhichC.inwhereD.there,C,C,B,归纳1:,只有在定语从句中where=介词+which2.状语从句中where=at/in/on/totheplacewhere,2.where在名词性从句中的抽象意义,1)-IprefershuttingmyselfinandlisteningtomusicalldayonSunday.-Thats_Idontagree.Youshouldhaveamoreactivelife.A.whereB.howC.whenD.what2)-Doyouthinkitwiseformotherstodoeverythingfortheirchildren?-No,thats_theyaremistaken.A.whatB.whereC.whenD.how,A,B,归纳2：,where有时表抽象的含义，不同的情况意义不同。1.Thatswherewediffer.这就是我们的分歧所在。2.Thatswherewestand.这就是我们的立场。,正确分析句子结构看清句子所缺成分,agree,disagree,differ,stand,lie不及物,四、“模糊地点”作先行词的定语从句与同位语从句的区别,1)Ihavereachedapointinmylife_Iamsupposedtomakedecisionsofmyown.A.whichB.whereC.howD.why2)Thosesuccessfuldeafdancersthinkthatdancingisanactivity_sightmattersmorethanhearing.A.whenB.whoseC.thatD.where,B,D,“模糊地点”定语从句与同位语从句,1.表抽象地点的先行词有：point,case,position,situation,condition,state,scene,business,stage等。2.只有在内容方面需要进一步阐明的一些抽象名词如：idea,truth,hope,suggestion,thought,belief,doubt,consensus，fear,news,word,possibility，fact,promise,order等才可以带同位语从句。,小窍门,1.Intheactivitysightmattersmorethanhearing.2.Theactivityisthatsightmattersmorethanhearing.,X,定语从句：inthe先行词+从句=inwhich=where,五、so/such+as从句与so/such+that从句的区别,1)Asateacher,Iseldomgivemystudentssodifficultaproblem_theycannotworkout.A.thatB.ifC.inorderthatD.as2)Thisissoheavyabox_noonecanliftitup.A.thatB.ifC.inorderthatD.as,D,A,归纳：,as引导定语从句，作主语，宾语或表语。that引导结果状语从句，只起连接作用。突破点：看从句是否完整。,六、as与while在让步状语从句中的运用,1)Hewasunabletomakesuchprogress,_.A.ashetriedhardB.hardashetriedC.soharddidhetryD.ashardhetried2)_allofthemarestrongcandidates,onlyonewillbechosenforthepost.A.SinceB.WhileC.IfD.As,D,B,归纳：,as:表语/状语/v.+as+主语+谓语while：位于句首+正常语序,as:我不按常规出牌。while:我始终位居第一。as:你真牛！,学以致用（Translate）,让我没有想到的是他取得了这么大的进步。不管事情多么艰难，我们都不应该放弃。事情发展到了我们必须放弃工作的程度了。尽管他是个孩子，他却知道很多。请把它放回它属于的