高一英语关系副词引导定语从句PPT课件.ppt

此课件可编辑版，如对课件有异议或侵权的请及时联系删除！ 课件可编辑版，请放心使用！,1,.,Unit 5-2 The Attributive Clause () 关系副词when, where, why引导的定语从句,2,（一）关系副词where引导的定语从句。 where引导的定语从句其先行词往往是表示地点的名词。 例： China is the only country where wild pandas can be found. This is the house where I lived two years ago.,3,知识拓展： 1. 关系副词where引导的定语从句可以转换为“介词+which”引导的定语从句。 例： The hotel where we stayed wasnt clean.,The hotel at which we stayed wasnt clean.,4,The house where LuXun once lived is being repaired now.,=The house in which LuXun once lived is being repaired now.,5,2. 若定语从句的先行词是地点，但定语从句缺主语或宾语，用which或that引导定语从句，而不用where来引导。,The library that/ which you visited yesterday was built in 1990.,6,3. 如果定语从句分别修饰point, situation, stage, condition和case等表示抽象意义的词，常用where 引导，意思是“到了某种地步，在某种境况中”。,例： Ive come to the point where I cant stand him.,7,【典型例题】 1. Its helpful to put children in a situation _ they can see themselves differently. A. that B. when C. which D. where,D,8,2. Life is like a long race _we compete with others to go beyond ourselves. A. why B. what C. that D. where,D,9,3. I have reached a point in my life I am supposed to make decisions of my own. A. which B. where C. how D. why,B,10,4. They will fly to Washington, _ they plan to stay for two or three days. A. where B. there C. which D. when,A,11,when引导的定语从句其先行词往往是表示时间的名词。 例： The time when I first met Nelson Mandela was a very difficult period of my life.,（二）关系副词when引导的定语从句,12,知识拓展： 1. 关系副词when引导的定语从句也可以转换为“介词+which”引导的定语从句。 I still remember the time when (during which ) I lived in the countryside.,13,2. 若定语从句的先行词是时间，但定语从句缺主语或宾语，则用which或that引导定语从句。 Ill never forget the time that / which I spent on campus. Ill never forget the time that/ which was spent with you.,14,1. Because of the financial crisis, days are gone _ local 5-star hotels charged 6,000 yuan for one night. A. if B. when C. which D. since,B,15,2. We went through a period _ communications were very difficult in the rural areas. A. which B. whose C. in which D. with which,C,16,（三）关系副词why 引导的定语从句。 why引导的定语从句其先行词往往是表示原因的名词，如：excuse ; explanation; reason等。 例： The reason why he didnt come to the party is that he didnt want to see Jane.,17,We cant accept the excuse why you were absent. This is the explanation why they put off the meeting.,18,知识拓展： 1. 关系副词why引导的定语从句可以转换为“for +which ”引导的定语从句。 This is the reason why ( = for which ) I didnt come here.,19,2. 若定语从句的先行词是reason，但定语从句缺主语或宾语，则用which或that引导定语从句。 The reason that/ which she gave was not true.,20,即学即用 1) The reason _he didnt come was that he was ill. 2) The reason he explained is not true.,why,that/ which,21,（四）判断关系代词与关系副词,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。及物动词后面无宾语，就必须要用关系代词；而不及物动词则要用关系副词,22,1. This is the mountain village _ _ I visited last year. 2. This is the mountain village _ I stayed last year. 3. This is the mountain village _ _ I stayed in last year.,that/ which,where,that/ which,23,方法二：准确判断先行词在定语从句中的成分（主、宾、定、状），也能正确选择出关系代词/关系副词。,24,1. Is this museum _ you visited a few days ago? A. where B. that C. on which D. the one 2. Is this the museum _ the exhibition was held? A. where B. that C. on which D. the one,25,解题思路： 题干句如果是疑问句式，要将其转化为陈述句式。 方法二中的第一个句子变为肯定句： This museum is _ you visited a few days ago. A. where B. that C. on which D. the one,D,26,第二个句子变为肯定句： This is the museum _ the exhibition was held. A. where B. that C. on which D. the one,A,27,归纳： 关系词的选择依据先行词在从句中所作的成分，先行词在从句中作主、定、宾语时，选择关系代词 (who, whom, that, which, whose)；先行词在从句中作状语时，应选择关系副词 ( where 地点状语，when 时间状语，why 原因状语) 。,28,（五）定语从句与其他从句的比较 1. 非限制性定语从句和单句/并列句的比较 He has two sons. Both of_ are teachers. （ 句） He has two sons, and both of _are teachers. （ 句） He has two sons; both of _are teachers. （ 句） He has two sons, both of _are teachers. （ 句） A. them B. whom,A,简单,A,A,并列,并列,B,定语从,29,分析：注意标点符号和是否有连词是区分定语从句、简单句和并列句的一个关键。,30,2. as 引导的非限制性定语从句与 it引导的句子 The earth is round, and _is known to all. _is known to all, the earth is round. _is known to all that the earth is round. A. (I)it B. A(a)s,A,B,A,31,3. 定语从句和状语从句 (1) This is such a big stone _no one can lift it.（ 从句） This is such a big stone _no one can lift. （ 从句）,状语,that,as,定语,分析：从引导词来看，状语从句中的that 是连词，在从句中不充当任何成分，而定语从句中的as在从句中要作一个成分（主语，宾语或表语）。,32,(2) Please put the letter in the drawer where he can easily find it. （ 从句） Please put the letter where he can easily find it. （ 从句）,定语,状语,总结：where前面有被修饰的地点名词时，是定语从句，否则是状语从句。,33,4. when引导的定语从句与强调句句型。 It was October _we met in Beijing for the first time.（ 句） It was in October _ we met in Beijing for the first time.（ 句）,when,that,定语从,强调,总结：强调句句型：It is/was+被强调的部分+that/who +其它部分，去掉It is/wasthat/who, 句子照样成立。而定语从句的引导词在句中要作一成分。,34,解题技巧： 1. 通读全句。首先判断是什么句型。 2. 题干句如果是疑问句式，将其转化为陈述句式。 3. 分析从句的句子结构，在定语从句中，缺什么，就补什么：缺主语或宾语，用关系代词；缺状语，用关系副词 4. 注意标点符号和题干中是否存在并列连词and, but等。,35,即学即用： 1) Yesterday my physics teacher set such a difficult exam problem _ none of u