Unit 6 lesson 1 Grammar课件-（2022）新北师大版《高中英语》必修第二册.pptx

1、By the end of this class,students can be able:To identify the relative clauses with prepositions+which/whomTo choose correct prepositions and relative pronouns to join two sentences togetherRead the sentences.Tick()the sentences that include a relative clause.Underline the clauses.()1 A scientist wh

2、o was on the Nobel Prize Committee called Hans Forssberg explained that()2 When thanking the Committee for the honour,Tu Youyou said,“This is not only an honour for myself,but also recognition and encouragement for all scientists in China.”()3 In 1969,Tu Youyou was chosen to establish a team whose g

3、oal was to find a cure for malaria()4 The reason why this was difficult was that the team had limited resources.定语从句（定语从句（Relative Clause）是含有谓语动是含有谓语动词，在复合句中起定语作用，修饰名词、代词，在复合句中起定语作用，修饰名词、代词或整个主句的从句。被定语从句修饰的词词或整个主句的从句。被定语从句修饰的词叫先行词。引导定语从句的关系词有关系代叫先行词。引导定语从句的关系词有关系代词（词（that,which,who,whom,whose等）和关等）和

4、关系副词（系副词（where,when,why）。关系词在定）。关系词在定语从句中的作用：连接主句和定语从句；语从句中的作用：连接主句和定语从句；指代先行词；在定语从句中充当一定的指代先行词；在定语从句中充当一定的成分。成分。Read the sentences from the article.Which words are used to join the sentences together?Circle them.Try to summarise how they are used.1 Later,she studied Chinese medicine for two and a h

5、alf years with experts in the field from whom she gained a deep knowledge about traditional practices.2 They did not have enough staff,and the laboratory in which they worked had poor air quality.介词介词+which/whom引导的定语从句引导的定语从句关系代词可作介词的宾语。通常在关系代词可作介词的宾语。通常在which和和whom前加介词，即介词前加介词，即介词+which/whom结结构。构。T

6、his is the shop from which I bought the book.He is the teacher with whom I discussed my project.“介词介词+which/whom”引导的定语从句中，引导的定语从句中，如果关系代词指如果关系代词指“物物”，则常用，则常用“介词介词+which”引导；如果关系代词指引导；如果关系代词指“人人”，该定，该定语从句常用语从句常用“介词介词+whom”引导。引导。如：如：The chair on which you sat has just been painted.Do you know the lady

7、with whom our manager is talking in the office?注意：注意：“介词介词+which/whom”引导定语从句时，引导定语从句时，介介词的选用和它前面的先行词或它后面的从句词的选用和它前面的先行词或它后面的从句中的谓语动词的搭配有关。中的谓语动词的搭配有关。如：如：This is the teacher from whom weve learnt a lot.(from和先行词和先行词the teacher构成搭配构成搭配)The material of which the table was made was very expensive.(of和和

8、was made构成搭配构成搭配)在日常英语中，通常把介词放在从句的句末，在日常英语中，通常把介词放在从句的句末，省略关系代词省略关系代词which或或whom。The train(which)Im travelling on is for Shanghai.This is the professor(whom)Ive learnt a lot from.Join the pairs of sentences using relative pronouns.1 We climbed to the top of the mountain.We had a beautiful view from

9、there.2 David is my friend.I often play tennis with him.We climbed to the top of the mountain,from which we had a beautiful view.David is my friend with whom I often play tennis.3 He has 20 books.Only two of them are interesting.4 This is quite an interesting job.I really want to apply for it.He has

10、 20 books,only two of which are interesting.This is quite an interesting job for which I really want to apply.用适当的用适当的“介词介词+关系代词关系代词”填空。填空。1.Do you like the book _ she spent$10?2.The school _ he once studied is very famous.3.Please pass me the dictionary,the cover _ is black.on which in which of whi

11、ch 4.Ill never forget the day _ we studied together.5.I know the film _ they are talking at the moment.6.There are many reasons _ people like travelling.7.Two men,neither _ I had seen before,came to my office yesterday.on whichabout whichfor whichof whomWrite a passage to introduce Tu Youyou.Use at least 3 relative clauses in your writing.