定语从句 应注意的几个方面

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1、定语从句应注意的几个方面一、定语从句中宜用that，不宜用which的情况在定语从句中，which和that在指代事物时，一般可以互换使用，但并非在任何情况下都是这样。１、被修饰的先行词为不定代词时，宜用that。Weshoulddoallthatisusefultothepeople.There'snothingthatcanbesaidaboutit.Doyoumeanthatonethatwasboughtyesterday?２、先行词被only,any,few,little,no,all,oneof,just,ve

2、ry等词修饰时，宜用that。Theonlythingthatwecoulddowastowait.Youcantakeanyseatthatisfree.That'stheverywordthatiswronglyused.Thisisoneofthepresentsthatmyboyfriendgavemeonmybirthday.３、先行词时序数词或被序数词修饰时，宜用that。WhenwetalkaboutWuxi,thefirstthatcomesintomindisTaiLake.Thisisthethirdf

3、ilmthathasbeenshowninourschoolthisterm.４、先行词是最高级或被最高级修饰时，宜用that。Themostimportantthingthatshouldbedonenowishowtostophimfromgoingon.５、先行词既有人又有物，用which和who都不合适，这时宜用that。Thewriterandhisnovelthatyouhavejusttalkedaboutisreallywellknown.Thebikeanditsriderthathadrunoverano

4、ldwomanwereheldupbythepolice.６、被修饰词为数词时。YesterdayIcaughttwofishandtheminabasinofwater.Nowyoucanseethetwothatarestillalive.７、如有两个从句，其中一个关系代词已用which，另一个关系代词则宜用that，以避免语言的单调或重复。Edisonbuiltupafactorywhichproducedthingsthathadneverbeenseenbefore.８、主句是Therebe结构，修饰其主语的定语从

5、句宜用that作关系代词。There'sstillaseatinthecornerthatisstillfree.９、被修饰成分为表语，或者关系代词本身是定语从句的表语时，该关系代词宜用that。That'sagoodbookthatwillhelpyoualot.二、定语从句中宜用which而不宜用that的情况１、当关系代词前面有介词时。Azooisaparkinwhichmanykindsofanimalsarekeptforexhibition.IsthistheroominwhichMr.Whitelives?２

6、、在非限制性定语从句中。Crusoe'sdog,whichwasnowveryold,becameillanddied.３、在一个句子中有两个定语从句，其中一个从句的关系代词用了that，另一个宜用which。LetmeshowyouthenovelthatIborrowedfromthelibrarywhichwasnewlyopentous.４、当关系代词后面带有插入语时。HereistheEnglishgrammarwhich,asIhavetoldyou,willhelpimproveyourEnglish.三、定语

7、从句中宜用who而不宜用that的情况１、先行词为one,ones,anyone或those时。ThepersonIwanttolearnfromisonewhostudieshardandworkswell.Anyonewhofailedtocometothemeetingyesterdaymustgivehisreason.Thosewhoarenotfitfortheirworkshouldleaveofficeatonce.２、在Therebe结构中，修饰主语的定语从句宜用关系代词who指代人。There'sagen

8、tlemanwhowantstoseeyou.Thereareseveralstudentsinourclasswhoarestillnotsureabouttheuseofattributiveclause.３、当先行词有较长的后置定语时。Imetaforeignerintheparky