【课件】Unit1DiscoveringUsefulStructures课件2021-2022学年高中英语人教版（2019）必修第二册.pptx

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1、 Discovering Useful Structures:Describe people or things in greater detailUnit1 Cultural Heritage【版本：人教册别：必修二】contents Review of Attributive Clause Language points Preposition+Relative Pronoun HomeworkIIIRelative Adverb Review of Attributive Clause1.After listening to the scientists who had studied

2、the problem,and citizens who lived near the dam,the government turned to the United Nations for help.2.Temples and other sites were taken down piece by piece,and then moved and put back together again in a place where they were safe from water.Compare and Discover(P4)What do these two sentences have

3、 in common?1.There comes a time when the old must give way to the new.2.Water from the dam would likely damage a number of temples and destroy cultural relics that were an importantpart of Egypts cultural heritage.Can you find more sentences containing relative clauses from the text on P4 and P66?Co

4、mpare and Discover(P4)3.Not only had the countries found a path to the future that did not run over the relics of the past,but they had also learnt that it was possible for countries to work together to build a better tomorrow.4.Perhaps the best example is shown by UNESCO,which runs a programme that

5、 prevents world cultural heritage sites around the world from disappearing.Compare and Discover(P4)1.Since then,more than 800 cultural sites that are thought to be of special importance to human history and culture have been added to the World Cultural Heritage Site List.2.The Taj Mahal,which was bu

6、ilt between 1631 and 1648,is amasterpiece of architecture.3.In the early 17th century,India was ruled by an emperor named Shah Jahan who was married to a woman named Mumtaz.Compare and Discover(P66)4.Visitors who walk among the buildings can both feel the weight of history and a wonderful sense of p

7、eace.5.Built by several emperors between 1368 and 1915 in Beijing,Hubei,Hebei,and Liaoning,the Imperial Tombs represent Chinese cultural and historical values that have been handed down from generation to generation for thousands of years.Compare and Discover(P66)Summary定语定语从句从句定语：相当于定语：相当于 ，修饰名词或代词

8、，修饰名词或代词形容词形容词构成：名词或代词构成：名词或代词+从句从句关系词关系词分类：限制性：分类：限制性：；非限制性：非限制性：；说明正在谈论的人、物或事说明正在谈论的人、物或事给出额外的补充信息给出额外的补充信息关系词：关系代词：关系词：关系代词：指人，作主语或宾语；：指人，作主语或宾语；：指人，作宾语；：指人，作宾语；：指事、物，作主语或宾语；：指事、物，作主语或宾语；：指人或事、物，作主语或宾语；：指人或事、物，作主语或宾语；：与所修饰的名词为所属关系，作定语；：与所修饰的名词为所属关系，作定语；：作地点状语；：作地点状语；：作时间状语；：作时间状语；：作原因状语；：作原因状语；wh

9、owhomwhichthatwhosewherewhenwhy关系副词关系副词：即学即练Choose the correct words to fill in the blanks.(P62-1)who whom whose that which when where why1.That is the site they discovered caves full of Buddha statues.2.Does anybody know the reason he refused to sign the document?whywhere即学即练who whom whose that whi

10、ch when where why3.Sue is the person to I sent the text message yesterday.4.My brother works in a caf top-quality Italian food is served.wherewhomChoose the correct words to fill in the blanks.(P62-1)即学即练who whom whose that which when where why5.This is the archaeologist discovered the Inca ruins.6.

11、On the way home,he helped a young man car had broken down.whosewhoChoose the correct words to fill in the blanks.(P62-1)即学即练who whom whose that which when where why7.Tasmania is the most unforgettable place I have ever been to.8.In European countries,the weekend is usually a time nobody goes to work

12、.whenthatChoose the correct words to fill in the blanks.(P62-1)Rewriting:Describe people or things in greater detail.EXAMPLEI have downloaded that free app,but it doesnt work well.The free app(which/that)I have downloaded doesnt work well.Tips:1.明确主句和从句。2.找出先行词，确定它在主句中的功能。3.根据先行词和关系代词或副词在从句中的功能，确定使用

13、哪个关系代词或副词。即学即练Practice(P6-2)即学即练1.He showed me a photo in his room.It was a photo of a famous cultural relic in Egypt.The photo _ _2.The project team helped protect the national parks in the United Republic of Tanzania.It was formed by members from fifteen countries.The project team _ _.(which/that)

14、he showed me in his room was of a famous cultural relic in Egypt.whose members were from fifteen countries helpedprotect the national parks in the United Republic of Tanzania.即学即练3.This temple was first built during the Qin Dynasty.The time _ _.4.We met a professional archaeologist at the entrance t

15、o the Great Pyramid.He explained to us the process of building such a difficult structure.The professional archaeologist _ when this temple was first built was during the(who/whom)we met at the entrance to the Great Pyramid explained to us the process of building such a difficult structure.Qin Dynas

16、tyPractice(P6-2)即学即练5.The documents about the cultural relics from overseas are under the desk.I found them yesterday.The place _ 6.Scientists worked together day and night to rescue the temple because they wanted to preserve it for the next generation.The reason _ where I found the documents about

17、the culturalrelics from overseas yesterday is under the desk.why scientists worked together day and nightPractice(P6-2)to rescue the temple is that they wanted to preserve it for the next generation.Preposition+Relative Pronoun1.What is the youngest age a person can be employed?2.I will never forget

18、 the day he passed away.3.He is the man she went to Europe.4.I made a list of the members I had received replies.Preposition+Relative Pronounat whichon whichfrom whomwith whom当关系代词作介词宾语时，就出现了当关系代词作介词宾语时，就出现了“介词介词+关系代词关系代词”引导的定语从句。作介词宾语的关系代词通常用引导的定语从句。作介词宾语的关系代词通常用which或或whom,不能用不能用that。“介词介词+which”引

19、导的定语从句修饰引导的定语从句修饰指物指物的先行词，的先行词，“介词介词+whom”引导的定语从句修饰引导的定语从句修饰指人指人的先行词。的先行词。介词介词 +关系代词关系代词1.This is the book for which I paid 10 yuan.2.The girl with whom you work is his girlfriend.3.This is the business for which I was responsible.介词的选择介词的选择 1.与从句中的谓语动词或形容词搭配与从句中的谓语动词或形容词搭配Preposition+Relative Prono

20、un1.I dont like the way in which/that he speaks.2.The bike on which he often rides needs repairing.3.I dont like the way in which he speaks.介词的选择介词的选择 2.与先行词搭配Preposition+Relative PronounI dont like the way in which/that/不填不填 he speaks.2.与先行词搭配介词的选择介词的选择 注意：注意：way(方式方式)为先行词，且关系词在从句中作状语时，定语从为先行词，且关系词

21、在从句中作状语时，定语从句的引导词用句的引导词用in which或或that或省略或省略。Preposition+Relative Pronoun1.The clever boy made a hole in the wall,through which we could see what was happening inside the house.2.Villagers here depend on the fishing industry,without which there wont be much work.介词的选择介词的选择 3.看句意看前看后看意思看前看后看意思Preposi

22、tion+Relative Pronoun Is this the school you studied ten years ago?Ill never forget the day I first met her.The reason she was absent was that she missed the train.“介词+which”有时可与相应的关系副词互换 in which/whereon which/whenfor which/whyPreposition+Relative PronounThis is the book Im most interested in.介词可后置

23、，这时关系代词可省略。This is the watch which/that I am looking for.The babies whom the nurses are looking after are very healthy.含有介词的动词短语一般不拆开使用，如：look for,look after,take care of 等(which)Preposition+Relative Pronoun1.He was educated at a local grammar school,he went on to Cambridge.2.Gun control is a subjec

24、t Americans have argued for a long time.3.Wind power is an ancient source of energy we may return in the near future.4.The English play my students acted at the New Years party was a great success.即学即练after whichabout which to which in which Preposition+Relative Pronoun5.Many people who had seen the

25、 film were afraid to go to the forest when they remembered the scenes _ people were eaten by the tiger.6.She showed the visitors around the museum,the construction _ had taken more than three years.7.The place _ the bridge is supposed to be built should be _ the cross-river traffic is the heaviest.P

26、reposition+Relative Pronoun即学即练in which of which at which whereRelative Adverb1.I live near here.2.Theyve just returned from abroad.3.I took my watch from under the pillow.4.They were mostly selected from among the workers.5.We didnt meet until after the show.Think:What do these sentences have in co

27、mmon?Preposition+Relative Adverb1.I live near here.2.Theyve just returned from abroad.3.I took my watch from under the pillow.4.They were mostly selected from among the workers.5.We didnt meet until after the show.介词介词 +副词或介词短语副词或介词短语主要用于时间或空间的表达，使时间主要用于时间或空间的表达，使时间或地点更具体更精确。或地点更具体更精确。Preposition+Re

28、lative AdverbWe stood at the top of the hill,from where we can see the town.We came a week ago,since when the weather has been bad.如果引导如果引导定语从句定语从句，则需要将介词或介词短语替换成，则需要将介词或介词短语替换成关系副词关系副词where或或when，就出现了，就出现了介词介词+关系副词关系副词的表达。的表达。Preposition+Relative Adverb1.China is the birthplace of kites,_ kite flyi

29、ng spread to Japan,Korea,Thailand and India.A.from that B.from where C.from there D.from here 2.The book was written in 1946,_ the education system has witnessed great changes.A.when B.during which C.since then D.since when3.The baby is due in May,_ the new house should be finished.A.by then B.which

30、 C.by when D.since when 即学即练 Preposition+Relative AdverbWork in pairs and play a game of definitions.One asks the questions below and the other answers them with relative clauses.Work out two more questions of your own.Practice:Pair WorkEXAMPLEA:What is an exit?B:An exit is the door where/through wh

31、ich you can leave a building.EXAMPLEA:What is an exit?B:An exit is the door where/through which you can leave a building.1.Whats a library?(from/in which;where)2.Whats a good friend?(to whom;who)3.Whats a vacation?(during which;when)4.Whats a football coach?(from whom;who)Preposition+Relative Adverb

32、 Preposition+Relative Adverb1.A library is a place from/in which/where you can borrow books.2.A good friend is someone to whom you can tell your problems.=A good friend is someone who you can tell your problems to.3.A vacation is a time during which/when you dont work.4.A football coach is someone f

33、rom whom football players receive training.=A football coach is someone who trains football players.Language points1at the entrance to 2explain to us the process of 3preserve it for the next generation Important phrases 为下一代保留它为下一代保留它给我们解释给我们解释的过程的过程在在的入口处的入口处1refuse to sign the document2The car bro

34、ke down.(P62 P63)(P6)拒绝在文件上签字拒绝在文件上签字车坏了。车坏了。1be thought to be of special importance to 2a masterpiece of architecture 3feel both the weight of history and a wonderful sense of peace 4hand down from generation to generationImportant phrases (P66)感受历史的重量和一种美妙感受历史的重量和一种美妙的和平感的和平感建筑杰作建筑杰作被认为对被认为对特别重要特别

35、重要代代相传代代相传 be thought to do sth 被认为做某事被认为做某事 be of special importance to=be specially important to 对对特别重要特别重要 be of+抽象名词抽象名词 =be+形容词形容词 类似类似的还有的还有value,use,benefit,interest等。等。Important sentences (P66)1.Since then,more than 800 cultural sites that are thought to be of special importance to human his

36、tory and culture have been added to the World Cultural Heritage Site List.1.Doing exercise is (有很大的益处)to your health.2.(据认为)our memory of what we have eaten plays a key role in affecting appetite.3.He is thought (win)the first prize in the fierce competition.Preposition plus Relative Pronoun即学即练of great benefit/greatly beneficial It is thought that to have wonHomeworkFinish Exercise 2,3,4 on P63