【课件】高一上学期英语人教版（2019）必修第一册Unit 5 Discovering useful structures 介词加关系代词课件

1、Lead-inShangqiu Xinghua High School, in which we will spend the following one and a half years, has a glorious history.The face of the building, at the top of which there are 3 quite large characters ”启智苑” , can be seen far away.There is a passage(通道) between the two buildings, through which we ofte

2、n go to either side. The students about whom they are talking are reading books.What are they doing?介词+关系代词介词介词+ +关系代词关系代词“介词+关系代词”引导定语从句时，介词的宾语只能用which（指物）或whom(指人)，whose既可指人也可指物,即介词+which/whom/whose.123CONTENTS目录11 关系副词=介词+关系代词 when, where, why(1)when指时间，在从句中作时间状语。指时间，在从句中作时间状语。 when=during/ on/ i

3、n/ . which (介词同先行词搭配介词同先行词搭配) (2) where指地点，在从句中作地点状语。指地点，在从句中作地点状语。 where=in/ at/ on/ . which (介词同先行词搭配介词同先行词搭配) (3) why的先行词只有的先行词只有reason，why在从句中作原因状语。在从句中作原因状语。 why=for which Theyll never forget July 1 _ Hong Kong returned to its motherland.The days _ we used foreign oil are gone forever.关系副词when1

4、There was a time _ the businessman lost heart.when= on whichwhen= on whichwhen= during whichThis is the house in which / where he used to live.This is the house (which/that ) he used to live in.I know of a place in which / where we can swim.I know of a place (which /that ) we can swim in.1关系副词 where

5、1I dont know the reason why/ for which he did it.The reason why/ for which he was fired was not clear. 试比较：The reason _he explained to the teacher is not true.The reason _ was explained to the teacher is not true.(which/ that)（作宾语） which /that （作主语）关系副词why 有些含有介词的固定动词短语一般不拆开有些含有介词的固定动词短语一般不拆开, 介词仍放在

6、后介词仍放在后面面,如如: look for, look after, look forward to, take care of等等e.g. The baby whom the nurse is looking after is very healthy.The baby after whom the nurse is looking is very healthy. ( x )22考虑三个因素考虑三个因素: : “一先一先, ,二动二动, ,三意义三意义”1.1. 根据定语从句中根据定语从句中先行词先行词的搭配习惯确定的搭配习惯确定I never forget the days I nev

7、er forget the days during whichduring which I I studied hard.studied hard. I never forget the day I never forget the day on whichon which I went to I went to college.college.I never forget the year I never forget the year in whichin which I went to I went to college.college.daysdayyear2. 2. 根据定语从句中根

8、据定语从句中谓语动词谓语动词的搭配习惯确定的搭配习惯确定Have you found the book Have you found the book for whichfor which I I paid $10?paid $10?Have you found the book Have you found the book on whichon which I I spent $10?spent $10?Have you found the book Have you found the book about whichabout which she often talks?she oft

9、en talks?paidspenttalks23.3.根据定语从句根据定语从句所表达的意义所表达的意义来确定来确定Air, _ which man cant Air, _ which man cant live, is really important.live, is really important.The film _ I fell The film _ I fell asleep was very boring.asleep was very boring.The pen _which he is writing The pen _which he is writing now wa

10、s bought yesterday.now was bought yesterday.during whichwithoutwith2Practice1. The man _ _ I spoke on the phone last night is very good at writing.2. Glasses, _I cant see clearly, are really important for me.3. The man _I shook hands just now is my daughters teacher.4. A desert is a great land _noth

11、ing will grow.to whomwithout whichwith whomin which 用用prep+prep+关系代词填空关系代词填空331、恰当的简单介词+关系代词32.复杂介词+关系代词We got to a house at the back of which was a large garden.Is there a certain test by means of which the No. 1 will be decided? in front of, at the top of 等33.the +n.+of +关系代词Recently I bought an a

12、ncient Chinese vase, _(它的价格） was very reasonable. whose price/the price of whichWhose从句可转换为“ the + of +关系代词”型34.some/any/all/both/none/neither/either/most/many/few/数词（序数词/基本数词/分数或百分数）/the 比较级(最高级) of +关系代词The Chinese team won 16 gold medals ,_(其中有12枚）were won by women.He paid the boy $10 for washing

13、 ten windows,_(他们中有绝大多数）hadnt been cleaned for at least a year.12 of whichmost of whichPractice41.An old photo is our favorite, our mom was making the most beautiful and delicious birthday cake for us girls.in which/where whichwhom2.For many cities in the world,there is no room to spread our further

14、,of Tokyo is an example.3.What is known to us all is that the old worker,for life was hard in the past,still works hard in his seventies.Practice4 介词加关系代词的基本用法1.The room _ my family live used to be a garage.in whichwith whichon which2.Did you find the pen _ I wrote just now?3.Did you find the paper

15、_ I wrote my letter?Practice44.The farm we worked ten years ago isnt what it used to be.on whichto whom under which5.He is the man you can turn for help.6.This is the tree we used to play games.Practice47. The sun gives us heat and light, _ we cant live.without whichon whichfor which8. Ill never for

16、get the day _ she said goodbye to me.9. Who can give me the reason _ he hasnt turned up yet?Practice4THANK YOU FOR WATCHING谢谢欣赏Remember: They are all great scientists.Lets play a guessing game!He is Albert EinsteinImagination is more important than knowledgeHe is famous for the theory of Relativity.

17、 It makes great contributions to human race. The theory of Relativity,_ he is famous,makes great contributions to human race.for whichHe is Thomas EdisonThomas Alva EdisonGenius is 1 percent inspiration and 99 percent perspiration.He invented electric bulbs. He made more than 1000 inventions during his life.He invented electric bulbs, _he made more than 1,000 inventions.