《Unit 5 Discovering Useful Structures 高中英语人教版（2019）必修第一册.pptx》由会员分享，可在线阅读，更多相关《Unit 5 Discovering Useful Structures 高中英语人教版（2019）必修第一册.pptx（22页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Unit 5 Grammarthe Attributive Clause (2)定语从句（2）,Aims:,To master the usage of the relative adverbs and the structure of “preposition+ relative pronoun”;To grasp the usage of some special antecedents;To apply what youve learnt to practice.,Contents:,1. The usage of relative adverb2. The usage of prepo
2、sition+relative pronoun3. The choice of relative words in several special cases,定语从句中的关系词（relative words）,The usage of relative adverb关系副词基本用法,The usage of relative adverb,关系副词的构成和基本用法,关系副词可以用介词+which替换when=表时间的介词(in, at, on, during)+whichwhere=表地点的介词(in, at, on, under)+whichwhy= for which,1. I will
3、 never forget the first day when/on which I came to the city.,先行词为物,表时间，从句不缺主语,宾语(或者说从句是一个完整的基本句型)，用 when引导定语从句,并在从句中充当时间状语。when=介词+which,2. I like the beautiful mountain where/on which we planted many trees.,先行词为物,表地点，从句不缺主语、宾语,(或者说从句是一个完整的基本句型), 用 where引导定语从句,并在从句中充当时间状语。where=介词+which,3. I really
4、 dont know the reason why/for which he suddenly fell ill.,先行词为reason,表原因，从句不缺主语,宾语(或者说从句是一个完整的基本句型), 用 why引导定语从句,并在从句中充当时间状语。why=for which,The usage of relative adverb,Do you remember those days _ we had to study at home?I still remember the town_ I lived ten years ago.The reason _ we cant go to sch
5、ool is that the virus has not been controlled totally.,The usage of relative adverb,Pay attention!Do you remember those days _ we spent together to study at home?I still remember the town_ I lived in ten years ago.I dont want to hear the reason_ you made up.看从句中缺少的成分决定关系词,when,/during which,where,/i
6、n which,why/for which,that/ which/不填,that/ which/不填,that/ which/不填,Exercise 1用适当的关系词填空,I want to know the date _ you were born.I have forgotten the date _ you told me.Do you know the reason _ he is absent today?That is the reason _ I want to know.Many countries are now setting up national parks _ an
7、imals and plants can be protected.,when,that/ which/不填,why,that/ which/不填,where,2.The usage of preposition+relative pronoun介词+关系代词的用法,The usage of preposition+relative pronoun介词+关系代词的用法,当介词放在关系代词之前结构：介词+which (物)/whom (人)e.g. Gun control is a subject about which Americans have argued for a long time
8、.I dont doubt that Mary is the lady to whom the gold ring belongs.This is the building of which the windows have been painted green. =This is the building whose windows have been painted green.,介词不能省略； which/ whom不能用其他关系代词替换或省略,whose + n.= of which(物)/ whom(人) + the + n.,2. 当介词放在定语从句的末尾that/ which (
9、指物)；that/ whom/ who (指人)e.g. Gun control is a subject that/ which/ (可省略) Americans have argued about for a long time.I dont doubt that Mary is the lady that/ who/ whom / (可省略) the gold ring belongs to.This is the hero that/ who/ whom/ (可省略) we are proud of.This is the pen that/ which/ (可省略) I wrote
10、the letter with.,that/ which/ who/ whom 作介词宾语可以省略,如何判断用哪个介词？,(1)一般来说，确定关系代词前的介词，可以从以下三方面入手： 先行词的意义； Do you remember those days _ which we had to study at home? There is no way _ which it could be brought back to the earth. 从句中的动词或形容词的固定搭配； Trading leather shoes is the business _ which the Greens are
11、 devoted. The boy _ whom I want to be grateful is John. 句子的整体意思 I wish to thank Professor Smith, _ whose help I would never have got this far.,during,in,to,to,without,(2)表示“整体和部分关系”，介词常用of。常见结构：在some, any, few, little, none, all, both, neither, many, most, each等代词或 数词的前、后可以用of which/whom。the比较级或最高级前
12、、后用of which/whom等。e.g.Scientists have advanced many theories about why human being cry tears, none of which has been proved.It was a city whose hospitals,75% of whosefactories and buildings and90% of whosehomes were gone.John invited about 40 people to his wedding, most of whom are family members.,如
13、何判断用哪个介词？,Exercise 2,Do you want a friend _ whom you could tell everything, like your deepest feelings and thoughts?The astronaut _ whom all of us are familiar will visit our school. Have you ever dreamed of playing in front of thousands of people at a concert,_whicheveryone is clapping and apprecia
14、ting your music?They may start as a group of high-school students,_ whom practicing their music in someones house is the first step to fame.The school shop, the customers _ _are mainly students, is closed for the holidays.The person _ whom I said hello just now is our manager.,to,with,at,for,of whic
15、h,to,特殊先行词后关系词的选择,3.The choice of relative words in several special cases,特殊先行词后关系词的选择,1. 当先行词为situation, case, stage, point, position等，且关系词在定语从句中作状语时，要用关系副词where引导定语从句。They have reached the point where they have to break up. 他们已经到了不得不分手的地步。We were put in a position in which(=where) we had either to
16、 accept we were less important, or fight the government. 我们被置于这样一种境地：被迫承认我们低人一等，或是与政府作斗争。They are now in a situation where they need to make a practical plan. 他们现在的情况需要制定一个切实可行的计划。,2.当先行词为way时： 当先行词为way（意为“方式，方法”）时，引导定语从句的关系词为that/ in which或省略。对比：The way that/ in which/省略 he explained the sentence t
17、o us was quite simple.The way that/ which/省略 he explained to us was not difficult to understand.,方式状语,宾语,高考中关系副词的考察,1. If a shop has chairs where women can park their men, women will spend more time in the shop. (2019上海)2. The girl arranged to have piano lessons at the training centre with her siste
18、r where she would stay for an hour. (2019江西)3. We have entered into an age when dreams have the best chance of coming true. (2019江苏)4. The child is at the stage where she can say individual words but not full sentences. (2019天津)5. Today we will discuss a number of cases where beginners of English fa
19、il to use the language properly. (2007 陕西)6. Those successful deaf dancers think that dancing is an activity where sight matters more than hearing. (2007 天津),Exercise 3用适当的关系词填空,Sales director is a position _ communication ability is just as important as sales skills.Creating an atmosphere _ employe
20、es feel part of a team is a big challenge.I dont like the way _ he laughs at her.Today, well discuss a number of cases _ beginners of English fail to use the language properly.He is always longing for the time _ he should be able to be independent.What surprised me was not what he said but the way _he said it.,where,where,that/in which/不填,where,when,that/ in which/不填,Summary,关系副词when, where, why的用法介词关系代词的用法和介词的选择特殊先行词后关系词的选择Practice makes perfect!,Homework：,