as引导的定语从句及非限制性定语从句

一：关系代词as引导的定语从句：1）as引导的限制性定语从句，一般先行词前有such，thesame修饰，构成such+名词as……thesame+名词+as….as可以充当主语，宾语或表语,

像…..之类的，像…..一样的和…….同样的1精选课件1.

Heisnotthesamemanashewas.2.

SuchgirlsasheknowsaregoodatEnglish.3.Wehavefoundsuchmaterialsasareusedintheirfactory.thesame+名词+as……..thesame+名词+that……像….一样的就是同一人或物Thisisthesamebikeaswelostyesterday.Thisisthesamebikethatwelostyesterday.2精选课件3)as引导的非限制性定语从句，位置灵活，可位于句首，句中，句尾，as“正如，正像“

Aseveryoneknows,Chinaisabeautifulcountrywithalonghistory.正如每个人都知道，中国是一个有着悠久历史的美丽国家。

Theearth,asweknow,movesroundthesun.地球，我们都知道，围着太阳转。Tomworkshardandiswillingtohelpothers,asweallknow.汤母工作努力，并且乐于助人，这一点我们都知道。3精选课件常见的as引导的非限制定语从句asweallknowasisknownaseveryknowsaswe(had)expectedasismentionedabove4精选课件注意：

as引导的非限制性定语从句与which引导的非限制性定语从句异同：1）都可指代整个句子，但as从句位置灵活，可位于句首，句中，句尾，”正如正像”2）which引导的从句只位于主句之后，意为“这一点”,主从句一般是因果关系_____isknown,theearthisround.Shewaslateagain,______madetheteacherangry.Aswhich5精选课件Theroadwastooslippery,________causedlotsofaccidents.Sheenteredagooduniversity,_____wehadexpected.whichas6精选课件二非限制性定语从句7精选课件非限制性定语从句先行词与从句间没有逗号隔开先行词与从句之间有逗号隔开先行词是名词或代词先行词是名词，代词或前面整个句子（一般which指代整个句子）关系代词，关系副词，介词+关系代词引导

不能用that引导，一般不用why引导而用forwhich代替限制性定语从句关系词做宾语时可省关系词做宾语时不可省限定先行词对现行词起补充说明作用8精选课件

Theman,whohasthreechildren,ismyuncle.那个人，有三个孩子，是我的叔叔。Themanwhohasthreechildrenismyuncle.那有三个孩子的人是我的叔叔。Shewaslateagain,whichmadetheteacherupset.Thisismymotorbike,whichwassenttomebymyuncle9精选课件Thevase,whosepriceisalittlehigh,isvaluable.Thegirl,towhomItalkedjustnow,wasthemanagerofthatcompany.Thefactory,whereIworked,belongedtoJapan.Thewar,when/duringwhichChinesefoughtagainstJapanese,last(持续）eightyears.10精选课件1.Sheheardaterriblenoise,_______broughtherheartintohermouth.

a.itb.whichc.this

d.that2.Theweatherturnedouttobeverygood,____wasmorethanwecouldexpect.

a.whatb.which

c.that

d.it11精选课件3.CarolsaidtheworkwouldbedonebyOctober,＿＿＿＿＿personallyIdoubt

very

much.

a.it

b.that

c.when

d.which4.Dorothywasalwaysspeakinghighlyofherroleintheplay,________,ofcourse,madetheothersunhappy.

a．whob．whichc．thisd．what

12精选课件5.Iboughtanancientchinesevase,_____wasveryreasonable.

a.whichpriceb.itspricec.whosepriced.thatprice

13精选课件注意：1）定语从句中的主谓一致：…oneof+复数名词+关系代词+复数形式动词

=…..nottheonlyoneof…….TitanicisoneofthemostwonderfulmoviesthathavebeenproducedinHollywood.Lilyisoneofthestudentswhohavepassedtheexam.14精选课件2.theonlyoneof+名词复数+关系代词+单数动词形式TheGreatWallistheonlyoneofthebuildingsontheearththatisseenfromthemoon.15精选课件巩固练习1.Heisoneofthestudentswho__________(have)seenthefilm.2.Heistheonlyofthestudentswho_______(have)passedtheexam.3.Heisnottheonlyoneofthestudentswho_______(have)readthebook.havehashave16精选课件当先行词是theway(方式，方法），引导定语从句有两种情况1）关系词做状语时，由that或inwhich或不填来引导。2）关系词做宾语时，有that或which或不填来引导。

Idon’tlikethewayshespoketome.

Thewayheexplainedtouswasquitesimple.thatinwhich不填thatwhichXexplainsthtosb17精选课件其他情况I，who________(be)yourteacher,willtrymybesttohelpyou.am18精选课件走近高考：1.（2010全国，24）Asachild,Jackstudiedinavillageschool,_____isnamedafterhisgrandfather.AwhichBwhereCwhatDthat2.2010，北京）childrenwhoarenotactiveor________diet(饮食）ishighinfatwillgainweightquickly.AwhatBwhoseCwhichDthat19精选课件Themanpulledoutagoldwatch,______handsweremadeo