限定性定语从句和非限定性定语从句教案

教学过程一、课程导入本单元我们将在原有知识的基础上学习新的单词和词组，扩大词汇量和知

识面，进一步提高英语水平。英语学习需要从“听说读写”各个方面着手，提高整体运用能力。二、复习预习复习之前所学的定语从句，并写出限制性和非限制性定语从句，试着让学生

分析从句类型。本节课主要对定语从句常考点进行总结。三、知识讲解限制性和非限制性定语从句知识点1

1 /考点易错点页 1 第

通常是引导词非限制性定语从句：是对所修饰的成分作进一步说明，【考查点】和

先行词之间用逗号隔开，将从句拿掉后其他部分仍可成立引导的非限定性定语从句作用是说明前面整个句子的情况或主句的which1.某一部分My house, which I bought last year, has got a lovely garden.

当先行词是专有名词、物主代词或指示代词所修饰时，其后的定语从句通2.

常是非限制性的Charles Smith, who was my former teacher, retired last year.

这时从句谓对其进行修饰, 3.非限制性定语从句可将整个主句作为先行词,

语动词要用第三人称单数，Liquid water changes to vapor, which is called evaporation.

as也可用作关系代词4.有时who, ，而用在非限定性定语从句中，不能用关系副词why和关系代词that5.for which可用，用which,whose代表事物，如果需要用whywhom代表人，代替】正确区分限制性和非限制性定语从句【易错点2 考点/易错点”引导的从句替换“介词+关系代词【考查点】关系副词引导的从句可以由This is the house in which I lived two years ago.

This is the house where I lived two years ago.

】选取正确的介词【易错点3 考点/易错点可代整个主句，which引导的非限定性定语从句，as和由【考查点】as, which

的意……，正像……”“and that。As一般放在句首，有正如and 相当于this或思.which在句中,译为这。

As we know, smoking is harmful to one's health.

The sun heats the earth, which is very important to us.which 和】正确运用as【易错点+关系代词的用法2 介词知识点1 考点/易错点关系代词引导的定语从句】介词【考查点+ 从句常由介词：+关系代词引导关系代词在定语从

句中做介词宾语时词介即能用which/whom“只代关时前代关放介当词在系词面，系词作介且不能省略。但当介词位于末尾时可用that/which/who/whom.眫楨档?桷浯页 2 第

词的宾语，且可以省略。?桔?捳潨汯?桴瑡?桷捩?栠?湯散猠畴楤摥椠?獩瘠牥?慦潭獵?瑜慨屴眯楨档可以省略

= The school in which he once studied is very famous. which”不可省略

【易错点】注意介词的位置考点/易错点2

考查点【】介词+关系代词引导的定语从句要注意：look for, look after, take care of 1. 含有介词的动词短语一般不拆开使用，如：等

＝正确) T This is the watch which/that I am looking for. (T) F This is the watch for which I am looking. (F＝错误；不可用who或者that whom 2. 若介词放在关系代词前，关系代词指人时用，that；关系代词是所有格时用whose 指物时用which，不能用The man with whom you talked is my friend. (T)

The man with that you talked is my friend. (F)

等前可有关系代词”some, any, none, both, all, neither, most, each, few 3. “介词+ 代词、数词或者名词。

He loved his parents deeply, both of whom are very kind to him.

In the basket there are quite many apples, some of which have gone bad.

关系代词易错点】正确运用介词+【判断介词和关系代词3 知识点

易错点1 考点/不及物动用关系代词，还是关系副词完全取决于从句中的谓语动词。考查点【】而及物动词后接词后面无宾语，就必须要求用关系副词或者是介词加关系代词；宾语，则要求用关系代词。This is the mountain village where I visited last year. （错）

This is the mountain village (which) I visited last year. （对）

】正确辨别谓语动词【易错点特定情况4 知识点

1 易错点考点/ ”这类的名词【考查点】先行词表示“情形、情况、场合、火候等等。condition, situation, case, circumstance, state, scene, extent, point 】正确辨别谓语动词【易错点易错点

2 考点/:that/in which/ /

the way做先行词时引导词用】【考查点页 3 第

【易错点】正确运用引导词知识点5 定语从句和同位语从句的区别

易错点1 考点/ 【考查点】定语从句修饰先行词，它和先行词是修饰关系；同位语从句说明先行词的1.

具体内容，是补充说明的关系

定语从句(1) The plane that has just taken off is for London.

(2) The fact that he has been dead is clear. 同位语从句定语从句由关系代词或者关系副词引导，关系词在句中充当成分，有时可2.

when, 句子也可以由引导，在句中一般不做成分；以省略；同位语从句主要由that where, how, why, whether, what等词引导，充当成分(1) The news he told me is true.

(2) The news that he has just died is true.

动词发展成一个完整的句子，而定语3. 同位语从句和先行词一般可以用be 从句不可以发展成一个完整的句子，同位语(1) The idea that we could ask the teacher for advice is wonderful.

(2) The idea was that we could ask the teacher for advice.

【易错点】注意引导词在句中的成分定语从句和结果状语从句的区别知识点6

1 考点/易错点因而从句成分不完整；】定语从句中的关系词在从句中还要做某种成分，考查点【而结果状语从句中的连接词不作句子任何成分，因此句子