定语从句讲解关系代词的用法

1、Unit1schoollifGrammar(1)定语从句(AttributiveClause)I根据初中所学知识，请用红笔标出下列表格中的定语前置定语后置定语mybookaholidayofsevendaysaseven-dayholidaysomethingimportantagoodholidayacountrydevelopingfastatoyfactoryabookwrittenbyLuXunadevelopingcountryabooktobepublishedadevelopedcountry用，修饰一个名词或代词，有时也可修饰一个句子.受定语从句修饰的词叫先行词定语从 句的定

2、义及其 作用：定语从 句是又 称形容 词性从 句，在句 子中起 定语作.定语从句的作用和作定语的形容词、介词词组、分词词组相似，有时可以相互转换，例如：金发女孩可译作ablondegirl,agirlwithblondehair或agirlwhohasblondehair。定语从句通常由关系代词that/which/who/whom/which/as或关系副词when/where/why弓I导，这些词既指代主句中要说明的名词或代词，又充当从句中的某个句子成分。定语从句可分为：限制性定语从句和非限制性定语从句。定语从句一般都紧跟在它所修饰名词后面，所以如果在名词或代词后面出现一个从句，根据它与前

3、面名词或代词的逻辑关系来判断是否是定语从句。m定语从句的必备三要素1先行词(名词或代词)relativepron.(assub.,obj.,pred.)(that指人或物/which指物/who(m)指人/whose)3关系词在从e2充当成reiativeadv.(asadverbial)(when/where/why)找出下列句中的定语从句；分析定语从句三要素1. Youaretherightmanwhomwearelookingfor.2. I'vespenta11themoneythatwasgivenbymyparents.3. Iwillneverforgetthedaywh

4、enIjoinedtheparty.4. Thisisthefactorywherethemachinesaremade.iv关系代词的用法:关系代词例？句that在从句中作主语指物1)Aplaneisamachinethatcanfly.(作主语)2)Thenoodles(that)Icookedweredelicious.(作宾语)或宾语指人1）Whoisthemanthatisreadingthebookoverthere?（作主语）2）Thegirl（that）wesawyesterdaywasJim'ssister.（作宾语）which在从句中作主语或宾语指物1）Theypl

5、antedthetreeswhichdidn'tneedmuchwater.（作主语）2）Thefish（which）weboughtwerenotfresh.（作宾语）who,whom在从句中分别作主语或宾语指人1） TheforeignerwhovisitedourclassyesterdayisfromCanada.（主语）2） TheboywhobrokethewindowiscalledTom.（作主语）3）.（作宾语）4）.（作宾语）whose（所有格）在定语从句中作定语指人whatisthenameoftheboywhosefatherisarailwayworker?物

6、leaseshowmethebookwhosecoverisblack.V课堂练习1找出下列各句中的定语从句，并分析其先行词：IThefanthatyouwantisonthedesk.2Thewomanyousawintheparkisourgeographyteacher.?3Hereisthegirlwhosebrotherworksinthisshop.?4That'sthechildwhosedrawingwewerelookingatjustnow.?5Thisistheboywhosesisterisafamoussinger.?2把下列每对句子合并成含有定语从句的主从复

7、合句修饰物体时关系代词that和which的区分使用that的情况：1.当先行词是nothing,something,anything,all,each,little,few,none,theone等词时。当先行词被all,any,some,no,not,every,each等修饰时。当先行词被形容词最高级、序数词所修饰时。主句是以which或who开头的特殊疑问句时当先行词在从句和主句中都作表语时，无论先行词是人还是物.如有两个定语从句，其中一个已用which引导，另一个宜用that.在therebe句型中,只用that.当先行词被thevery,thelast,thenext,theonl

8、y等词修饰时。当先行词又有人又有物时。只能使用which的情况。1、非限制性定语从句中。、在介词之后。、当主句中的主语被that修饰时。存在）inthemotherschool.,wasgivenbyhisfather.II修饰人时关系代词that和who,whom的区分。1.当主句中的主语是who时，只能用thato在非限制性定语从句中以及介词后面时只能用who或者whom关系代词whose既能修饰人，也能修饰物，在定语从句中充当定语，修饰先行词高考真题1:,shehadrunbackinthedirectionshehadcome.简析：考查介词关系代词which引导的定语从句。先行词为事

9、物时，关系代词既可用which，也可用that,但介词后的关系代词却只能用which。由于词组为comefrom,故此句应选fromwhich。2：Hewaseducatedatalocalgrammarschool,hewentontoCambridge.简析：考查介词关系代词which引导的定语从句。句意是上完中学后到剑桥大学深造，所以应选afterwhich。如果在空格前加上and,那么就要选B。3：TheEnglishplaymystudentsactedattheNewYearspartywasagreatsuccess.简析：考查“介词关系代词”引导的定语从句。表达“在英语剧中”，介词用in，故选择。in定语从何的省略1 .关系代词做定从中主语，不可省。Thereisagirltha