定语从句易错点市公开课一等奖省赛课微课金奖课件

第1页高考英语语法三大从句易错点课件第2页（一）that1.名词性从句中that与what区分2.that在定语从句与名词性从句中区分

第3页1.名词性从句中that与what区分1)Modernsciencehasgivenclearevidence_____smokingcanleadtomanydiseases.A.whatB.whichC.thatD.where2)________fashiondiffersfromcountrytocountrymayreflecttheculturaldifferencesfromoneaspect.A.WhatB.ThatC.ThisD.Which3)________BarbaraJonesofferstoherfansishonestyandhappiness.

A.WhichB.WhatC.ThatD.Whom

CBB第4页归纳1：

名词性从句中that只起连接作用，不作成份；而what作连接词并作主语，宾语或表语。（双重成份）=sth.+that第5页2.that在定语从句与名词性从句中区分1)Mydecisionis_________allofusaretostartat6o’clocktomorrowmorning.A.whatB.thatC.whichD.whether2)Theview__________manyscientistsholdis_______toomuchemissionofcarbondioxideisdestructive.A.what;thatB.that;whichC.that;that D.which;whichBC第6页归纳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）不作成份第7页（二）what1.what与how2.whatever与however3.whatever与whichever第8页1.what与how

1)_______someteenagersdon’trealizeis_______difficultlifecanbeaftertheygetaddictedtodrugs.A.That;howB.That;whata C.What;how D.What;whata2)Youdon’tknow________greattroubleItooktofinishthetask.A.howB.whatC.howeverD.whateverCB第9页归纳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。第10页Youcan'timagine____greatdifficultywehavehadworkingoutsuchadifficultproblem.(2)Youcan'timagine____greatthedifficultyis.

whathow第11页Youcan’timaginehowcleveraboyheis.how+adj.+a/an+n.+主语+谓语我与众不一样呀！第12页2.whatever与however1)______hungryIam,Ineverseemtobeabletofinishoffthisloafofbread.A.WhateverB.WheneverC.Wherever D.However2)Thiscollegeallowsstudentstodeveloptheirowninterests,to_______extenttheywished.A.whoever B.whatever C.however D.wheneverDB第13页3.whatever与whichever1)AllthebooksIhavearehere.Youmayborrow_______youlike.A.whatever B.whichever C.wheneverD.however2)Thepooryoungmanisreadytoaccept_______helphecanget.A.whicheverB.howeverC.whatever D.wheneverBC第14页Giftsforyou!Youcantakewhicheveryoulike.123456第15页（三）where1.介词+which与where2.where在名词性从句中抽象意义第16页1.介词+which与where1)You’dbetternotleavethemedicine______kidscangetit.A.evenif B.inwhichC.whereD.sothat2)Thisphotoofminewastaken______stoodthefamoustowerbeforethe9.11event.A.whichB.inwhichC.attheplacewhereD.there3)Canyoutellmetheoffice_______heworks?A.whichB.inwhichC.inwhereD.thereCCB第17页归纳1:只有在定语从句中where=介词+which2.状语从句中where=at/in/on/totheplacewhere第18页2.where在名词性从句中抽象意义1)----IprefershuttingmyselfinandlisteningtomusicalldayonSunday.----That’s_______Idon’tagree.Youshouldhaveamoreactivelife.A.whereB.howC.when D.what2)----Doyouthinkitwiseformotherstodoeverythingfortheirchildren?----No,that’s_______theyaremistaken.A.whatB.whereC.whenD.howAB第19页归纳2：where有时表抽象含义，不一样情况意义不一样。1.That’swherewediffer.这就是我们分歧所在。2.That’swherewestand.这就是我们立场。正确分析句子结构看清句子所缺成份agree,disagree,differ,stand,lie不及物第20页四、“含糊地点”作先行词定语从句与同位语从句区分1)Ihavereachedapointinmylife______Iamsupposedtomakedecisionsofmyown.A.whichB.where C.howD.why2)Thosesuccessfuldeafdancersthinkthatdancingisanactivity_______sightmattersmorethanhearing.A.whenB.whose C.that D.whereBD第21页“含糊地点”定语从句与同位语从句1.表抽象地点先行词有：point,case,position,situation,condition,state,scene,business,stage等。2.只有在内容方面需要深入说明一些抽象名词如：idea,truth,hope,suggestion,thought,belief,doubt,consensus，fear,news,word,possibility，fact,promise,order等才能够带同位语从句。第22页小窍门1.Intheactivitysightmattersmorethanhearing.2.Theactivityisthatsightmattersmorethanhearing.√X定语从句：inthe先行词+从句=inwhich=where第23页五、so/such…+as从句与so/such…+that从句区分1)Asateacher,Iseldomgivemystudentssodifficultaproblem______theycannotworkout.A.thatB.ifC.inorderthatD.as2)Thisissoheavyabox________noonecanliftitup.A.thatB.ifC.inorderthatD.asDA第24页归纳：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。第25页六、as与while在让步状语从句中利用

1)Hewasunabletomakesuchprogress,_______.A.ashetriedhardB.hardashetriedC.soharddidhetryD.ashardhetried2)_______allofthemarestrongcandidates,onlyonewillbechosenforthepost.A.SinceB.WhileC.IfD.AsDB第26页归纳：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:我一直位居第一。as:你真牛！第27页学以致用（Translate）让我没有想到是他取得了这么大进步。不论事情多么艰难，我们都不应该放弃。事情发展到了我们必须放弃工作程度了。尽管他是个孩子，他却知道很多