1、To practice the vocabulary.To learn to use non-restrictive relative clauses.To make sentences using non-restrictive relative clauses.Write down the word that matches each definition.Then find the sentences containing these words in the text.1._ cook something in very hot water2._ relating to plants3
2、._ qualities or characteristics of somethingboilbotanicalproperty4._ a kind of substance that flows freely,such as water or milk5._ remove or take out,often with great effort6._ physical material that existsliquidextractsubstanceGuess the meaning of the underlined words.Then fill in the blanks with
3、words that have the same roots.1.The two flowers are quite distinct from one another,so it is easy to make a _ between them.2.Scientists need to _ how the new material stands up to wear and tear to prove how valuable it is.distinctionevaluate3.A talented scientist well known for his _ to his country
4、,Huang Danian committed himself to his research in mitment4.A:Did you come to any conclusions?B:Yes,we _ that by drawing out the extract at a low temperature,we could find the substance that we needed to complete the experiment.concluded5.She spends a lot of time _ her patients dreams.This analysis
5、is very helpful,explaining their daily behavior very well.analyzingRead the passage about Lu Xun.Fill in the blanks with the correct forms of the words in the box.Lu Xun,_ as one of the greatest modern writers in China,was born in Shaoxing,Zhejiang Province in 1881.In 1904,he went to Japan and becam
6、e a medical student,with the _ of improving peoples health and saving lives.acknowledgedobjectiveinsist,obtain,objective,acknowledge,apparently,crucialHowever,he changed his mind when he saw in a photo a Chinese man about to be killed by a Japanese soldier.It struck him that the other Chinese men in
7、 the photo _ did not care about what was happening to their fellow countrymen.From this,he concluded that the _ problem in China was not physical illness,but the spiritual illness of people at that time.apparentlycrucialinsist,obtain,objective,acknowledge,apparently,crucialFollowing this,he quit med
8、ical school.When he returned to China in 1908,he _ a teaching job.In 1917,a friend _ that he help write for a magazine called New Youth.That was how his first famous short story A Madmans Diary got published.obtainedinsist,obtain,objective,acknowledge,apparently,crucialinsistedDescribe the pictures,
9、using relative clauses.The doctor who is making a speech is Zhong Nanshan.the doctor make a speech 修饰限制修饰限制restrictive relative clauses不可省略不可省略The research which Tu Youyous team has done is great.the research Tu Youyous teamThe monkey which is teaching is very cute.the monkey teachI prefer the boy w
10、ho is imitating the famous painting.the boy imitate the famous paintingThe novel,which I read last night,is very interesting.补充说明补充说明the novellast nightinterestingnon-restrictive relative clauses省略不影响省略不影响句意句意I admire Jia Ling,who always wears a big smile.admirewears a big smile定语从句可分为限制性定语从句和非限制性定语
11、从句可分为限制性定语从句和非限制性定语从句。定语从句。non-restrictive relative clauses一、形式不同一、形式不同限制性定语从句与其先行词关系密切，其间通限制性定语从句与其先行词关系密切，其间通常不用逗号隔开，非限制性定语从句与其先行常不用逗号隔开，非限制性定语从句与其先行词关系不密切，常用逗号隔开。如：词关系不密切，常用逗号隔开。如：The number of people who/that own cars is increasing.I spoke to Dr.Smith just now,who is always ready to help others.
12、二、作用不同二、作用不同限制性定语从句对先行词进行修饰和限制，如限制性定语从句对先行词进行修饰和限制，如果去掉会造成句意的不完整；果去掉会造成句意的不完整；非限制性定语从句对先行词是修饰，补充解释非限制性定语从句对先行词是修饰，补充解释说明或对主句进行评述，去掉不影响。如：说明或对主句进行评述，去掉不影响。如：Franklin was the first man who discovered the nature of electricity.The driver,who was very young,had only just got his license.三、先行词不同三、先行词不同限制
13、性定语从句的先行词一般是名词或代限制性定语从句的先行词一般是名词或代词，词，非限制性定语从句非限制性定语从句的先行词既可以是的先行词既可以是名词或代词名词或代词,也可以是主句的一部分或整个也可以是主句的一部分或整个主句。主句。如：如：Things then improved,which surprised me.（先行词为整个主句）（先行词为整个主句）四、关系词不同四、关系词不同非限制性定语从句不用非限制性定语从句不用that,why引导引导；非限制性定语从句中通常不省略非限制性定语从句中通常不省略关系词关系词。如：如：There were very few passengers that/w
14、ho had escaped without serious injury.There were very few passengers,who had escaped without serious injury.Have you found the book(that/which)you want?关系副词或关系副词或“介词介词+which/whom”可引导限制可引导限制性定语从句，也引导非限制性定语从句。如：性定语从句，也引导非限制性定语从句。如：He was born in the year when/in which the war broke out.We are going to
15、 spend the Spring Festival in Guangzhou,where/in which my grandparents live.【语境应用语境应用】完成句子。完成句子。1)The foreign guests,_(who/that)were scientists,were warmly welcomed at the airport.2)My father bought me several books,none of _(which/that)I like to read.3)Is there anyone in your class _(which/whose)fa
16、mily is in the city?4)Football,_(which/that)is a very interesting game,is played all over the world.whowhichwhosewhich5)The students went to the hospital to see Miss Zhang,_(that/whom)they respect greatly.6)They went to the Royal Theatre,_(which/where)they saw the great show.7)The weather turned out
17、 to be very good,_(which/that)was more than I had expected.8)There are 50 students in our class,half of _(whom/who)are girls.whomwherewhich whomRead the following sentences and underline the relative clauses.Then name the two types of clauses and state their functions.1.They tested hundreds of Chine
18、se medical treatments that showed promise in the fight against the disease.restrictive relative clauses2.Tu Youyou was awarded the Nobel Prize,which is considered one of the highest international honors a person can receive.non-restrictive relative clauses3.Tu Youyou went to Hainan,where malaria was
19、 more common,to study malaria patients.non-restrictive relative clauses4.Later,the medicine was tested on malaria patients,most of whom recovered.non-restrictive relative clausesRewrite the sentences using non-restrictive relative clauses.How do the sentences flow differently?The book tells us about
20、 Alexander Fleming.He discovered penicillin.The book tells us about Alexander Fleming,who discovered penicillin.1.We were very impressed by the old man.He was not willing to acknowledge defeat.We were very impressed by the old man,who was not willing to acknowledge defeat.2.Afterwards,Einstein had t
21、o flee Germany.Hitler was in power there.Afterwards,Einstein had to flee Germany,where Hitler was in power.3.There is nothing we can do to help Linda.Her circumstances are beyond our control.There is nothing we can do to help Linda,whose circumstances are beyond our control.4.The teacher asked us to
22、 listen to a speech by his favorite novelist,J.K.Rowling.It inspired us a lot.The teacher asked us to listen to a speech by his favorite novelist,J.K.Rowling,which inspired us a lot.5.The building under construction was designed by I.M.Peia famous Chinese-American architect.He was born in Guangzhou,
23、China.The building under construction was designed by I.M.Peia famous Chinese-American architect,who was born in Guangzhou,China.6.I was asked to explain the project with the help of a flow chart.It was a big challenge for me.I was asked to explain the project with the help of a flow chart,which was
24、 a big challenge for me.Complete the sentences using non-restrictive relative clauses to give extra information.Then share them with your group members.Id like to try,Id like to try that Chinese herbal medicine again,which seems to work best for my cough.1.I would like to travel around,2.What impres
25、sed me most,3.My favorite scientist is,4.Finally we arrived at,5.My grandparents like going for outings in spring,6.I wish to obtain,7.My best friend,定义定义用作定语的从句用作定语的从句类型类型限制性限制性定语从句定语从句描述主句所涉及的人或物的描述主句所涉及的人或物的具体情况，是主句不可缺少具体情况，是主句不可缺少的一部分；如省去，主句意的一部分；如省去，主句意义不完整或失去意义。义不完整或失去意义。非限制性非限制性定语从句定语从句对主句所描述
26、的人或物提供对主句所描述的人或物提供一些附加情况，补充说明一些附加情况，补充说明作用；省去，主句意义完整。作用；省去，主句意义完整。关系词关系词关系代词关系代词that,which,who,whom,whose,as等等关系副词关系副词when,where,why等等定语从句定语从句关系关系代词代词that物和人物和人从句中作主语或宾语从句中作主语或宾语which物物从句中作主语或宾语从句中作主语或宾语who人人从句中作主语或宾语从句中作主语或宾语whom从句中作宾语从句中作宾语whose人和物人和物从句中作定语从句中作定语as物物从句中作主语从句中作主语引导定语从句的关系词引导定语从句的关系
27、词关系关系副词副词when时间时间从句中作时间状语从句中作时间状语where地点地点从句中作地点状语从句中作地点状语why原因原因从句中作原因状语从句中作原因状语How have weddings changed in recent years?Li Qiang:There was a time 1._ weddings were very traditional in China,but that changed in the 1980s,2._ some Western-style ceremonies became popular.when whenJun Ho:Here in Sout
28、h Korea,marriages were traditionally arranged by a matchmaker,3._ responsibility was to find the right partner for you.I have lots of friends 4._ parents met that way,but arranged marriages arent as common nowadays.whose whoseCassidy:In America,there arent as many traditional ceremonies.Some people
29、go to Hawaii,5._ they get married on the beach,or there are actually places in the States 6._ a celebrity lookalike,like Elvis,performs a civil ceremony.wherewhere Review grammar.Do more exercises on vocabulary and grammar in the workbook.Make 7 more sentences using non-restrictive relative clauses.
