Unit 5 Discovering Useful Structures （ppt课件）-2022新人教版（2019）《高中英语》必修第一册.pptx

1、Describe your Favorite thingsDiscovering useful structures1.It was a time when people were divided geographically.2.Emperor Qinshihuang 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

2、a foreign language.4.These were animal bones and shells on which symbols were carved by ancient Chinese people.1 Underline the restrictive relative clauses.What kind of information does each clause communicate?timeplacereasonrelative adverbials关系副词关系副词=which介词介词(in/on/at)定语从句定语从句关系副词的用法关系副词的用法当引导定语从

3、句的关系词在从句中作时间、地点、时间、地点、原因状语原因状语时，应用关系副词when,where,why.Beijing is the place where I was born.Is this the reason why he refused our offer?This is our school _ we study and make friends.Change two simple sentences into an attributive clause.We study and make friends in this school.whereThis is our schoo

4、l.The most unforgettable school activity is the art festival.We had great fun in art festival.The most unforgettable school activity is the art festival _.when we had great fun Change two simple sentences into an attributive clause.Do you know when the Tangshan earthquake happened?Please remember th

5、e day when earthquake happened.28 July 1976 is the day when the Tangshan earthquake happened.Restrictive relative clause or Object clause?宾语从句：只有主语宾语从句：只有主语+谓语动词，缺少宾语，整个从句充当句子宾语谓语动词，缺少宾语，整个从句充当句子宾语（从句前面是一个动词）。（从句前面是一个动词）。定语从句：主谓宾完整，整个从句作为定语补充说明宾语这个先行词定语从句：主谓宾完整，整个从句作为定语补充说明宾语这个先行词（从句前面是一个名词）。（从句前面是一

6、个名词）。Workbook Restrictive relative clauses or object clauses?(P96)1 The reason why he found German so difficult was because of its grammar.2 A:Have you decided where we should go for our holiday yet?B:After learning for two years,I really want to visit a country where French is spoken.3According to

7、an old story,there was once a time when the whole world spoke only one language.4This passage introduces how Chinese characters have changed over time.ROORO2 Fill in the table to complete each phrase with a restrictive relative clause.the daywhenthe reason whythe place wherethe place/time in/at whic

8、hI was bornI was lateI studyI work2 Use the phrases to make complete sentences.The day when I was born _.was very importantthe daywhenI was bornthe reason whythe place wherethe place/time in/at whichI was lateI studyI workThe reason why I was late _.is my broken clockthe daywhenI was bornthe reason

9、whythe place wherethe place/time in/at whichI was lateI studyI workThe place where I study _.is very beautifulThe place in which I work _.is a big company3 Complete the passage with the correct relative adverbs or pronouns.Add a preposition where necessary.When I started studying German,it was a str

10、uggle.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 just for my future.lt was exercise for the brain;where n.舌头舌头;语言语言vi

11、.&n.斗争斗争;搏斗搏斗the more I learnt of a language,the more my brain would grow.And I remember that day _ I 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 foreign language,and I could see the world

12、from a different 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!when which/that where why 4 Ask and Answer questions.指代人指代人 指

13、代事物指代事物 所属关系所属关系 指地点指地点 指时间指时间 指原因指原因 who,whom,thatwhich,thatwhose,of whichwherewhenwhy关关系系代代词词关关系系副副词词关系关系副词副词句法句法功能功能先行词先行词特征特征例句例句when状语状语表时间表时间Sunday is the day when very few people go to work.where表地点表地点I know a place where you can hide.why表原因表原因That is the reason why I came early.注意：关系副词注意：关系副词when,where,why在意义上在意义上相当于相当于“介词介词+which”结构。结构。e.g.I will never forget the day when/on which I joined the English Club.Is this the village where/in which the famous scientist was born?Sarah didnt give the reason why/for which she was late for school again.Workbook 2 3 4(p96)