形容词性从句--定语从句.ppt

形容词性从句--定语从句定语从句分为限制性定语从句和非限制性定语从句。定语从句常用关系词e.g.Inthisearthquake,thenumberofpeoplewholosthomesreachedasmanyas250,000.IhavemanygoodfriendstowhomIamgoingtosendpostcards.定语从句引导词的选择使用要点4.只用that，不用which的情况：当先行词有序数词或形容词最高级修饰时；当先行词前有theonly,thevery,thelast等词修饰时；当先行词为anything,nothing,something,everything,all,little,much等不定代词修饰时；当先行词前有all,every,no,some,any,little,much,few等词修饰时；Itis句型中的引导定语从句时。5.只用which，不用that的情况：引导非限制性定语从句时；引导词前有介词时；一个句子中若有两个定语从句，一个用that引导，另一个用which引导；e.g.Heboughtabookthatcouldgivehimmuchknowledgeandwhichcouldhelphimtokillthetime.6.当those作为先行词指人时，通常只能用who引导；as从句的先行词是thesame,such,或被他们所修饰；多用于表示肯定意义的从句中，不用于表否定意义的从句中。e.g.Manyofthesportsarethesameastheywerewhentheystarted.Theresultwasnotsuchasheexpected.Itwasraininghard,which(as)wasunexpected.8.介词+关系代词要根据谓语动词的固定搭配e.g.Thisistheevidencewithwhichthecaseisconnected.先行词e.g.I’llneverforgetthedayonwhich\whenIjoinedtheparty.c.句子表达的意思e.g.ThebossinwhosedepartmentMrKingworkedgotsacked.d.在非限制性定语从句中，名词\代词+of+which\whom表示整体与部分的关系e.g.Theworkers,someofwhomstayedforfouryears,camefromdifferentcountries.e.介词的位置一般放在关系代词之前，有时也可放在从句中原来的位置上。e.g.Wediditinthesamewayinwhichhedid\whichhedidin.9.That作为关联词可以当作关系副词用e.g.ThisisthehouseinwhichLouisXIIIlived.ThisisthehousethatLouisXIIIlived.ThisisthehousewhereLouisXIIIlived.ThisishousewhichLouisXIIIlivedin.ThisisthehouseLouisXIIIlivedin.定语从句的使用需注意：