Unit 5 Discovering useful structures ppt课件-（2019）新人教版高中英语必修第一册.pptx

1、Unit 5 Discovering Useful StructuresRestrictive relative clauses(2)（一）定语从句的定义（一）定语从句的定义在复合句中，在复合句中，修饰修饰_或或_的从句叫定语的从句叫定语从句。被修饰的名词或代词叫从句。被修饰的名词或代词叫_，引导定，引导定语从句的词叫语从句的词叫_。关系词分为关系。关系词分为关系_和关系和关系_两类两类名词名词代词代词先行词先行词关系词关系词代词代词副词副词Task 1 Revision（二）归纳关系代词及其用法（二）归纳关系代词及其用法关系代词用法 who whom whose which that指指人人

2、，在定语从句中可以充当，在定语从句中可以充当主语或宾语主语或宾语指指人人，在定语从句中作，在定语从句中作宾语宾语既可以指既可以指人人，也可以指，也可以指物物，表示，表示“所属所属”关系，在定语从句中作关系，在定语从句中作定语定语指指物物，在定语从句中作，在定语从句中作主语或宾语主语或宾语既可指既可指人人，也可指，也可指物物，在定语从句中作，在定语从句中作主语或主语或宾语宾语（三）归纳关系代词只使用（三）归纳关系代词只使用 that 的情况的情况1.先行词是先行词是everything, nothing, anything, something, much, little, none，all等等

3、不定代词不定代词时时2.先行词前有不定代词先行词前有不定代词any, some, much, few, little, every, all，the only, the very 等修饰时等修饰时3.先行词被形容词先行词被形容词最高级最高级或或序数词序数词修饰修饰4.先行词中既先行词中既有人又有物有人又有物时时5. 主句以主句以who或或which开头的特殊疑问句。开头的特殊疑问句。（一）找出定语从句、关系词及关系词在从句中的充当的句子成分。1. It was a time when people were divided geographically.2. Emperor Qinshihua

4、ng united the seven major states into one unified country where the Chinese writing system began to develop in one direction.3. There are many reasons why people learn a foreign language. 4. These were animal bones and shells on which symbols were carved by ancient Chinese people.5. We have reached

5、a point where a changed is needed.Task 2 关系副词及其用法关系副词及其用法状语状语状语状语状语（二）归纳关系副词及其用法（二）归纳关系副词及其用法注意：一些表示抽象地点的名词，如注意：一些表示抽象地点的名词，如 point，case，position，condition，situation等等 用用where 引导引导The relative adverb (关系副词关系副词)Referring toFunctionwhere (=in/at which)when(=at/in/on which)why(= for which)place修饰地点修饰地点

6、time修饰时间修饰时间reason修饰原因修饰原因（三）用正确的关系副词填空。（三）用正确的关系副词填空。1. I cannot forget the day _I first saw you.2. This is the house_ they lived a week ago.3. The reason _I dont trust him is that he often tells lies.4. Today, well discuss a number of cases _ beginners of English fail to use the language properly.

7、when where whywhere（四）用含有关系副词引导的定语从句合并下列句子1Ill never forget the days.We studied together then._2. Give me one good reason.I should help you for the reason._3She is going to live in China.She has some close friends in China._She is going to live in China where she has some close friends.Ill never for

8、get the days when we studied together.Give me one good reason why I should help you.Task 3 关系副词引导的定语从句注意事项（一）观察例句，总结用法（一）观察例句，总结用法1. Do you remember the days when we chatted with each other all night?2. Do you remember the days that/which we spent studying together in the classroom?3. I dont know th

9、e reason why he didnt turn to his good friend for help yesterday.4. We wont accept the reason that/which you have given.5. Can you recognize the house where you used to live with your parents?6.Can you recognise the house that/which Tom sold three years ago?状语宾语状语宾语状语宾语（二）关系副词引导的定语从句注意事项（二）关系副词引导的定语

10、从句注意事项 表示时间、地点及原因的名词作先行词时，表示时间、地点及原因的名词作先行词时，先行词在定语从句中作先行词在定语从句中作状语状语时，应用关系时，应用关系副词副词；若先行词在定语从句中作若先行词在定语从句中作主语或宾语主语或宾语时，则应时，则应用关系用关系代词代词。 方法：分析方法：分析从句句子成分从句句子成分（三）用适当的关系词填空（三）用适当的关系词填空1.I still remember the day _I first came to Beijing.2. This is the hospital _ we visited yesterday. 3. This is the h

11、ospital _ we paid a visit yesterday.4. That is the reason _ I did the job. whenthat/ whichwherewhy（一）观察例句，总结用法。（一）观察例句，总结用法。1. It was a time at which (when) people were divided geographically.2. There are many reasons for which (why) people learn a foreign language. 3. These were animal bones and sh

12、ells on which (where) symbols were carved by ancient Chinese people.4. Yesterday we visited the West Lake for which (where) Hangzhou is famous.Task 4 介词介词+关系代词关系代词= 关系副词关系副词总结总结： when/where=介词介词+which why = for +which(二二)选用介词的依据选用介词的依据1. 根据定语从句中谓语动词的搭配习惯谓语动词的搭配习惯(即固定短语)。(1)Yesterday we visited the W

13、est Lake for which Hangzhou is famous.(2) He is the student from whom we should learn.2. 根据先行词的搭配先行词的搭配来选择。(1) Do you remember the days on which we chatted with each other all night? (2) Can you recognize the house in which you used to live with your parents?on the day be famous for learn from in th

14、e house（三）练习：用适当的介词或关系代词填空。（三）练习：用适当的介词或关系代词填空。1. I will never forget the day _which I joined the army.2. Do you like the singer _ whom she often talks.3. The moment _which I made the decision is exciting.4. Have you found the book from _ we learnt a lot?5. Do you know the reason _ which he lost the

15、 job?onaboutatwhichforFill in the table to complete each phrase with a restrictive relative clause. Then use the phrases to make complete sentences. P64 2the daywhenthe placewherethe reasonwhythe place/time in/at which1234the earthquake happenedI was on holidayShe works nearI dont knowThis is the cu

16、pboardmy friend livesI didnt get a pay-riseI found Grandmas glassesthe day when the earthquake happened. the place where my friend lives.the reason why I didnt get a pay-rise.in which I found Grandmas glasses.Complete the passage with the correct relative adverbs or pronouns. Add a preposition where

17、 necessary.P64 3When I started studying German, it was a struggle. The words felt strange on my tongue, and the grammar would not stay in my head. I told my mum that I wanted to give up, and that I would never live in a country _ German was spoken. My mum told me that studying a language was not jus

18、t for my future. It was exercise for the brain; the more I learnt of a language, the more my brain would grow. And I remember that day _ suddenly felt like German was no longer a foreign language. It felt like my brain had doubled in size. I had finally come to a place _ I could think in this foreig

19、n language, and I could see the world from a diferent point of view. I felt as if I had reached the goal _ I had been fighting for. I could open a book and see meanings, not just a sea of words. I finally understood the reason _ my mum had encouraged me not to give up. Thanks, Mum!where/in whichwhen

20、/on whichwhere/at whichwhich/thatwhy/for whichconclusion 1.关系副词及其用法关系副词及其用法 2.关系副词引导的定语从句注意事项关系副词引导的定语从句注意事项 3.介词介词+关系代词关系代词= 关系副词关系副词追踪练习追踪练习在横线上填入一个合适的词。1We visited the house _ the famous scientist once lived.2The photo reminded me of the days _ I played hideandseek with my sisters.3This is the pr

21、imary school _ which both my brother and I stayed for six years.4It was a period _ they met very frequently.5We have come to a point _ everyone has different opinions and it is difficult to reach an agreement.wherewhenin/atwhenwhere6One of the reasons _ he was refused in the interview was that his spoken English was terrible.7Ill never forget the time _ we spent together in the army camp.8Ill never forget the day _ I joined the League.9Miss Liu is an excellent teacher _ whom I have learned a lot.10The Smiths have two children, both of _ work in New York.whythat/whichwhenfromwhom