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1、高中英语定语从句学案一、了解定语从句及相关术语1.定语从句：修饰一个名词或代词的从句称为定语从句，一般紧跟在它所修饰的先行词后面，相当于形容词在句中作定语。2.先行词：被修饰的名词或代词叫先行词。3.关系词：引导定语从句的关联词称为关系词。关系词有关系代词和关系副词。关系代词有that，which，who，whom，whose，as等；关系副词有where，when，why等。二、掌握关系代词及其作用最常用的关系代词是who,whom,whose,that，which和as。关系代词同时起了两个作用。它们可以像别的代词一样，可以代
2、表一个名词，在定语从句中用作主语或宾语，同时，它们又起到了连词的作用，把主句和从句连接起来。1.Isthatthehouse____youboughtlastyear?2.Isthatthepicture___youarelaughingat?3.Theboy___motherisillcannotcometotheparty.4.Thestreet______istotheparkisverynarrow.5.Theperson___findsmywatchwillgetareward.6.Thisisthehouse_____
3、windowisbroken.三、掌握关系副词及其作用关系副词有when、where、why，他们在引导定语从句时，既在定语从句中充当状语，又起连接作用。1.Istillremembertheday______IfirstcametoDalian.2.Thisisthehouse______welivedwhenwewereyoung.3.Iknowthereason______hewaslateforthemeeting.四、学习定语从句应该注意的问题1.关系代词和关系副词的选用关系词的选择依据在从句中所做的成分，先行词在从句中
4、做主、定、宾语时，选择关系代词(who,whom,that,which,whose)；先行词在从句中做状语时，应选择关系副词(where地点状语，when时间状语，why原因状语)。方法一：用关系代词，还是关系副词完全取决于从句中的谓语动词。例如： ThisisthemountainvillagewhereIstayedlastyear. I'llneverforgetthedayswhenIworkedtogetherwithyou. 判断改错 ThisisthemountainvillagewhereIvisitedlas
5、tyear. IwillneverforgetthedayswhenIspentinthecountryside. (习惯上总把表地点或时间的名词与关系副词where,when联系在一起。)方法二：准确判断先行词在定语从句中的成分(主、谓、宾、定、状)例1.Isthismuseum___youvisitedafewdaysago? A.where B.that C.onwhich D.theone例2.Isthisthemuseum____theexhibitionwasheld?A.where B.that C.onwh
6、ich D.theone1）I’llneverforgetthetime________________weworkedtogether.2）I’llneverforgetthetime________________wespenttogether.3）Thisisthefactory_________heworkedbefore.4）Thisisthefactory_________hevisitedbefore.5）Thereason________IwasabsentyesterdaywasthatIwasill.6）The
7、reason__________heexplainedforhisbeinglatewasthathehadmissedtheearlybus.（1）Thisisthefactory________Ivisitedlastyear.（2）Thisisthefactory_______Iworkedlastyear.（3）Thisisthefactory_______producesallkindsofTVsets.（4）Thisisthefactory_______productsareallkindsofTVsets.2.限制性
8、定语从句只能用that的几种情况1）当先行词是anything,everything,nothing(something除外),few,all,none,little,some等代词时，或者是由every,any,all,some,no,littl
