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《定语从句讲解(关系代词).ppt》由会员上传分享，免费在线阅读，更多相关内容在PPT专区-天天文库。
1、定语从句AttributiveClause定语从句一、基本概念：用作修饰一个名词或代词有时也修饰主句的一部份或整个句子的从句叫做定语从句，被修饰的名词或代词叫做先行词。定语从句一般紧跟在先行词之后，引导定语从句的词叫关系词。eg1:Themanwholivesnexttousisateacher.先行词关系词主句：Themanisateacher.eg2:Thebookthatyouwantisonthedesk.先行词关系词主句：Thebookisonthedesk.二、关系词的用法：关系词关系词的作用：1、关系代词2、关系副词:1）指人
2、：that,who,whom,whose2）指物：that,which,whose3）指某一情况：which,as1、引导定语从句；2、代替先行词；3、在定语从句中充当成份。when,where,why（一）关系代词的用法：1、指人：whowhomthatwhoseExamples:Sheisthegirl_________sellsflowers.Hereistheman___________youarelookingfor.Ihaveafriend______fatherisadoctor.主语/宾语（口语中）宾语主语/宾语（不能引导非
3、限）定语（表所属关系）who/thatwhom/who/thatwhose)(2、指物：thatwhichwhoseExamples:Footballisagame_________islikedbymostboys.Thisisthepen_________Iboughtyesterday.Ilikethebook_______coverisred.=Ilikethebook_______thecoverisred.=Ilikethebook,_______________isred.主语/宾语（不能引导非限）主语/宾语定语（相当于ofw
4、hich）which/that()which/thatwhoseofwhichthecoverofwhich3、指某一情况：引导非限定性定语从句，指整个主句的内容aswhichExamples:Tomsuddenlyfellill,_____madeussad._____weallknow,theearthisround.=Theearthisround,asweallknow.一般放于主句前或主句后，意为“正如……，据……”只放于主句后，不可放于句首，意思为“这/这一点”whichAs关系代词引导定语从句时，要注意几点：（1）Whom,w
5、hich作介词宾语时，介词一般可以放在它们的前面，也可以放在从句原来的位置上，但是含有介词的动词固定词组中，介词应该放在原来的位置上。{Thereisaroominwhichyoucanstudy.whichyoustudyin.Roseisthestudentwhomyoushouldlookafter/takecareof.注：关系代词只能用that的几种情况1、先行词既有人又有物；eg:Hetalkedabouttheteachersandschoolsthathehadvisited.2、先行词前有序数词或形容词最高级时；eg:Yo
6、uarethefirstpersonthatIwanttosee.3、先行词被theonly,thenext,thelast,thevery,any,little,no等修饰时；eg:ThisistheverypenthatIamlookingfor.4、先行词是all,none,something,anything,nothing等不定代词时；eg:Isthereanythingthatyouwantintheshop?5、主句是以who/which开头的特殊疑问句时。eg:Whoisthegirlthatissinginginthero
7、om?(3).只用which不用that的情况1.当关系代词前有介词。Thisisthefactoryinwhichmymotherworks.2.当先行词本身是that时。What’sthatwhichflashedintheskyjustnow.（4）关系代词whose的用法whose指人或物，在从句中作定语。Heisanexcellentteacher,{whosedaughterstudiesabroad.thedaughterofwhomstudiesabroad.Haveyouseenadictionarywhosecoveri
8、sblue?whose经常后接名词，这结构可以用the+名词＋of+whom/which来替换，意义不变。(5).关系代词who,which,that,在从句中作主语时，从句的谓
