Unit4 Discovering useful structures定语从句(ppt课件) -2022新人教版（2019）《高中英语》必修第一册.pptx

1、Unit 4 Natural disasters Period 3 Discovering Useful StructureLearning objectivesIn this class,you will1.recognize the restrictive relative clauses and understand the use of relative pronouns;2.summarize the form and functions of restictive relative clauses;3.use restrictive relative clauses to desc

2、ribe pictures of disasters.Lead inDo you know who he is?He is Han haolin He plays the role of little Fanxian.He is Han haolin,who plays the role of little Fanxian.在句中修饰名词或代词的成分叫定语。1.They are talking about a maths problem.2.It is very near from here to his school.3.The man upstairs is a professor of

3、Shandong University.4.The picture on the wall was drawn by my daughter.Lets reviewWhat is attribute?He is Han haolin,who plays the role of little Fanxian.先行词定语从句关系代词Lets learn定语从句定义：在从句中修饰某一名词代词的从句。定语从句的定义先行词关系词定语从句+定语从句的构成指代先行词连接主句和从句在从句中充当成分Find and underline the restrictive relative clauses in th

4、e sentences below.The Tangshan earthquake was a terrible experience that my great-grandma cannot forget.restrictive relative clause(限制性定语从句限制性定语从句)Antecedent先行词先行词Find and underline the restrictive relative clauses in the sentences below.The couple who live next to us volunteered to help after the v

5、olcano erupted.restrictive relative clause(限制性定语从句)Antecedent先行词先行词Find and underline the restrictive relative clauses in the sentences below.The supplies which were provided to the disaster area were collected from around the country.restrictive relative clause(限制性定语从句)Antecedent先行词先行词Find and unde

6、rline the restrictive relative clauses in the sentences below.Mr Li is an architect whose designs for the new town have won praise.restrictive relative clause(限制性定语从句)Antecedent先行词先行词Find and underline the restrictive relative clauses in the sentences below.A doctor with whom James used to work died

7、 in the 2016 earthquake in Ecuador.restrictive relative clause(限制性定语从句)Antecedent先行词先行词Find more sentences with restrictive relative clauses from the text on page 50.1.There were deep cracks that appeared in the well walls.2.Eleven kilometres directly below the city,one of the most deadly earthquake

8、s of the 20th century had begun,a quake that even caused damage more than 150 kilometres away in Beijing.3.Two thirds of the people who lived there were dead or injured.4.The number of people who were killed or badly injured in the quake was more than 400,000.5.Soon after the quakes，the army sent 15

9、0，000 soldiers to Tangshan to dig out those who were trapped and to bury the dead.6.Workers built shelters for survivors whose homes had been destroyed.Observe the sentences and find relative pronouns.1.There were deep cracks that appeared in the well walls.2.The Tangshan earthquake was a terrible e

10、xperience that my great-grandma cannot forget.3.The supplies which were provided to the disaster area were collected from around the country.4.Two thirds of the people who lived there were dead or injured.5.The number of people who were killed or badly injured in the quake was more than 400,000.6.A

11、doctor with whom James used to work died in the 2016 earthquake in Ecuador.7.Workers built shelters for survivors whose homes had been destroyed.指物，作主语指物，作宾语指物，作主语指人，作主语指人，作主语指人，作宾语指人，作定语定语从句的关系代词关系代词先行词在句子所做的成分主语、宾语、表语物人主语、宾语人人、物人、物主语、宾语宾语定语thatwhichWho WhomwhoseThe number of people _ come to visit

12、 this city each year reaches one million.1.that既可指人也可指物，在定语从句中可作主语、宾语或表语，作宾语时可省略。(指人，作主语)that This is the suitcase _ she is looking for.that 定语从句的关系代词指物，作宾语2 which指物，在定语从句中可作主语或宾语，作宾语时可省略。They ignored the details _ might account for the accident.The fish _ we bought were not fresh.which作主语定语从句的关系代词

13、which作宾语3.who指人，在定语从句中可作主语或宾语，作宾语时可省略。Ye are concerned about people _have suffered a lot in the earthquake.Danny was the man _we rescued from the ruins.who 作主语作宾语who定语从句的关系代词4.whom指人，在定语从句中作宾语，可省略，也可用who代替。Rose is the person _you should care about.罗丝是你应该关心的人。5.whose既可指人也可指物，表“所属”关系，在定语从句中作定语。I know

14、the person_ house was totally destroyed in the earthquake.我认识那个人，他的房子在地震中被彻底推毁了。who/whom作宾语whose作定语关系代词指代先行词在定语从句中充当主语、宾语、表语或定语，因此定语从句中不能再出现代词所替代的名词或代词。昨天晚上我们看的两部电影非常吓人The film that/which we saw it last night was very frightening.The film(that/which)we saw last night was very frightening.误区警示多代词it关亲

15、代词在从句中作主语时不能省略，作宾语时可以省略。Is that the girl_ you spoke of the other day.那就是你前几天所提的女孩吗?whom/who/that 宜用that就不宜用 which引导定语从句的情况1.当先行词被序数词或形容词最高级修饰时。The first thing _you should do is call the police right away.This is the most delicious food _ I have ever had.2.当先行词是all，any，little，few，much，everanything,no

16、thing，none等不定代词或被这些词修饰时。All _can be done has been done.Tell me everything _ you knowPlease send us any information _you have about the subject.that that that that that 3.当先行词被由 the only，the very，the last，the same等修饰时。The only thing _ she could do was to go to the Police for help.This is the very boo

17、k _I want to buy.4.当先行词既包括人又包括物时。Sometimes we should ignore the persons and things _upset us.宜用that,不宜用 which引导定语从句的情况that that that 5.当主句是以who或者 which开头的特殊疑问句时。Which of the books _ you bought is the most useful for my writing?你买的书中哪一本对我的写作最有用?宜用that不宜用 which引导定语从句的情况that 宜用 which不宜用that引导定语从句的情况1.引

18、导非限制性定语从句时。Football,_is an interesting game,is very popular all over the world足球是一项有趣的运动，在全世界非常受欢迎。2.当关系代词前有介词时。This is the house in _ Mo Yan once lived这就是莫言曾经住过的房子。whichwhich定语从句中的主谓一致1.关系代词在从句中作主语时，定语从句谓语动词的形式根据_的形式确定.The old town has narrow streets and small houses that_ built close to each other

19、.旧城区的街道狭窄，房子小，彼此挨得很近Im fond of that Piece of music which _popular with the teenage.我喜欢在青少年中流行的那支曲子。先行词are is 定语从句中的主谓一致 One of+复数名词+定语从句(复数谓语)the only one of+复数名词+定语从句(单数谓语)2He is one of the students who_ a good command of French.他是精通法语的学生之。(the students为先行词)He is the only one of the students who_ a

20、 good command of French.他是学生中唯一精通法语的。(the only one为 先行词)havehashas1.Complete each sentence with that,which,who,whose,whom,or/Then translate the sentences into Chinese.1)Here are some of the people_homes were destroyed by the typhoon2)The terrible shaking of the building woke up all the people _were

21、asleep.3)The next day,people put up shelters in the open air using anything_they could find.4)Several days later,most of the buildings _had been damaged by the hurricane were repaired.Exercisethat或whichthat或/who或thatwhose5.The injured boy_mother was lost in the disaster was taken to the hospital.6 T

22、he woman wrote a thank-you letter to the soldier by _she was resuced.7 Is this the young boy_saved several other students trapped under buildings.Exercisewho或thatwhomwhose 2.Work with a partner.Take turns to ask each other about the pictures.Whats the rescue worker doing?Shes feeding the baby who su

23、rvived the earthquake.It is a baby who was rescued from under the ruins.Who is the baby in her arms?1.The GPNP is intended to provide stronger protection for all the species _ live within the Giant Panda Range and significantly improve the health of the ecosystem in the area.2020 新高考I,65 2.When you

24、sleep,your brain sorts through everything _happened.2021 北京，12 during the day,trying to link new experiences to old memories.3.BMI is an internationally recognized measurement tool _gives an indication of whether someone is a healthy weight.2021浙江1月，57 高考链接that/whichthat that/which 4.The 80，000 obje

25、cts collected by Sir Hans Sloane,for example,formed the core collection of the British Museum _opened in 1759.2020 新高考I,39 5.In ancient China lived an artist _ paintings were almost lifelike.2020全国，61 6.They were well trained by their masters _had great experience with caring for these animal.2019全国

26、，64 高考链接that/whichwhosewho 7.She and her family bicycle to work，_helps them keep fit(2018北京卷)8.Kate,_sister I shared a room with when we were at college,has gone to work in Australia(2018天津卷)9.During the rosy years of elementary school,I enjoyed sharing my dolls and jokes _allowed me to keep my high

27、 social status.(2019全国I卷)高考链接whichwhichwhose10.The little problems_we meet in our daily lives maybe inspirations for great inventions.(2017北京卷)11.But Sarah,_has taken part in shows along with top models,wants to prove that she has brains as well asbeauty.(2017全国卷)12.Like anything,it is possible to have too much fat and salt,_is not good for the health(2017全国卷)thatwhichwho高考链接Homework