Unit5 Grammmar 定语从句Ⅱ 课件人教版高中英语必修第一册.pptx

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1、,Restrictive relative clauses(),Unit 5 Discovering Useful Structures,学习目标（1）,1. To learn the attributive clause introduced by relative adverbs and pronouns+ relative pronouns.,2. To differentiate relative adverb from relative pronouns,找出下列句子中的定语从句、关系词及判断关系词在从句中充当的句子成分。It was a time when people were

2、divided geographically.Beijing is the place where I was born.There are many reasons why people learn a foreign language.,问题导学（5）,时间状语,地点状语,原因状语,自习金版P105-107，思考以下问题：1. 引导定语从句的关系副词有哪些？2. 这些关系副词在定语从句中有什么作用？,点拨精讲（22）,当先行词为表示时间的名词(如：day, time, week, month, year等)，且关系词在从句中作时间状语，定语从句用when引导。,1. I still rem

3、ember the time when I was in college.2. we will never forget the day when we flew at an altitude of 6000 meters in the sky.,1. when引导的定语从句,当先行词为表示具体地点的名词(如：place, house, airport等)或抽象地点的名词(如：point, case, situation, stage, position, condition等) ，且关系词在从句中作地点状语，定语从句用where引导。,1. This is the hotel where t

4、hey stayed.2. we have reached a point where a change is needed.3. He gets into a situation where it is hard to decide what is right or wrong.,2. where引导的定语从句,当先行词为表示原因的名词reason，且关系词在从句中作原因状语，定语从句用why引导。,1. This is the reason why he left in a hurry.2. I dont know the reason why he didnt turn to his f

5、riends for help yesterday.,3. why引导的定语从句,观察例句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 the reason why he didnt turn to his good friend for help yesterday.4. We wont accept th

6、e 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?,注意辨析,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状语时，应用关系副词；若先行词在定语从句中作主语或宾语时，则应用关系代词。 方法：分析从句句子成分,1. when相当于“ at/in/on/during等 + which” I re

7、member the day when (=on which) I settled in China.2. where 相当于“ in/at/on等 + which”The house where (=in which) Mark lived is now a library. 3. why 相当于“for + which” Is that the reason why (=for which) she suddenly changed her mind?,4. “介词+关系代词”引导的定语从句,1. 关系副词when，where，why引导定语从句时，也可用“介词+which”代替关系副词。

8、,1. This is the student for whom I bought a book.2. This is the ship by which I went to Shanghai.,2. 在“介词+关系代词”引导的定语从句中，关系代词只能用which或whom,不可用that/who。先行词指物时用which，先行词指人时用whom。,3. “名词，不定代词或数词 + of + which (指物)/whom (指人)”在定语从句中作主语，说明整体中的一部分。,1. China has lots of islands, one of which is Hainan Island.

9、2. The building had been repaired, the roof of which was destroyed again in a big fire.3. Miss Liu has a lot of students, some of whom are girls.,(二)选用介词的依据1. 根据先行词的搭配或从句中的动词、形容词等的搭配(即固定短语)。(1)Yesterday we visited the West Lake for which Hangzhou is famous.(2) He is the student from whom we should l

10、earn.(3) I remember the days during which I lived here.(4) I cant remember the age at which he won the prize.2. 根据句子的意思来选择。(1) This is the pilot with whom my brother has worked for ten years.(2) This is the pilot by whom my son was saved.,课堂小结（2）,注意：一些表示抽象地点的名词，如 point，case，position，condition，situat

11、ion等 用where 引导,when,where,why,指时间，在定语从句中充当时间状语,指地点，在定语从句中作地点状语,指原因，在定语从句中作原因状语,当堂检测（15）,用恰当的关系代词，关系副词或“介词+关系代词”完成句子。1. The days are gone _ physical strength was all you needed to make a living.2. The USA is a country _ many different dialects are spoken.3. The reason _ he explained at the meeting so

12、unds reasonable. 4. Its helpful to put children in a situation _ they can see themselves differently.5. I saw a house, the windows of _ were broken.6. She has two sons, both of _ graduated from Harvard University.7. Do you have anything to say for yourself? Yes. There is one point _ I must insist on

13、. 8. What do you think of teaching, Bob? It is a job _ you are doing something serious but interesting.9. It was in the village _ he once lived that he got his junior education.10. We have entered into an age _ dreams have the best chance of coming true.,when,where,that/which,where,which,whom,which/

14、that,where/in which,where,when,合并句子1. My hometown has taken on a new look. I spent most of my childhood there.2.Doyouremembertheday?Onthatdayweplayed together.3.Thereasonisunknown.Hecarriedafirst-aidkit.4.Wellgotohearthefamoussinger.Wehaveoftentalked aboutthefamoussinger.5.Theplaneisverycomfortable.

15、WeflewtoBeijinginthe plane.6. There are sixty students in our class. Thirty of the students in our class are boys. 7. We settled down in a small village. In front of the village ran a winding river.,My hometown , where I spent most of my childhood, has taken on a new look.,Doyouremembertheday whenwe

16、played together?,Thereason why hecarriedafirst-aidkit isunknown.,Wellgotohearthefamoussinger about whomwehaveoftentalked.,Theplanein which weflewtoBeijingisverycomfortable.,There are sixty students in our class, thirty of whom are boys.,We settled down in a small village, in front of which ran a win

17、ding river.,California, _ official nick-name is the Golden State, is one of the fastest growing states in the United States. The first people _ explored and settled in California were the Spaniards, _ gave Spanish names to its two great cities, Los Angeles and San Francisco. 1849 was the year _ Amer

18、icans came and also the time _ gold was discovered. The reason _ the men _made movies came to California was _ the weather here is fine. The sun allowed them to take pictures outdoors nearly every day in the year. Hollywood, _lies in the northwestern part of he city of Los Angeles the movie capital of the world. When oil was discovered. People came to work in the oil field World War I was the period _ many large airplane factories were built in California.,whose,that,when,who,which,when,that,who,why,when,THANKYOU,