Unit 4 Natural Disasters Section B Discovering Useful Structuresppt课件-（2019新教材）人教版高中英语必修第一册.pptx

1、Unit 4 Natural Disasters 1. Identify restrictive relative clauses and explore the structures and the pragmatic function of restrictive relative clauses. 2. Sum up the usage of relative pronouns. 3. Use restrictive relative clauses to describe pictures of disasters. 目标 MENU Leading-in While-class Aft

2、er-class Part.1 Leading-inPart.1 Leading-in Leading in read the following sentences and appreciate the restrictive clause by answering the function of it. On coming back a few days afterwards, I found they had christened him heathcliff: it was the name of a son who died in childhood, and it has serv

3、ed him ever since, both for Christian and surname. Leading in （1）the origin of the name （2）the influence on his personality （3）to imply his destiny Part.2 While-classPart.2 While-class While-class Master the usage of restrictive relative clauses. Activity 1Find and underline the restrictive relative

4、 clauses in the sentences below.What function do the restrictive relative clauses have? 1.The Tangshan earthquake was a terrible experience that my great-grandma cannot forget. 2.The couple who live next to us volunteered to help after the volcano erupted. 3.The supplies which were provided to the d

5、isaster area were collected from around the country. 4.Mr Li is an architect whose designs for the new town have won praise. 5.A doctor with whom James used to work died in the 2016 earthquake in Ecuador. 6.There were deep cracks that appeared in the well walls. While-class Activity 1 1.The Tangshan

6、 earthquake was a terrible experience that my great-grandma cannot forget. 2.The couple who live next to us volunteered to help after the volcano erupted. 3.The supplies which were provided to the disaster area were collected from around country. 4.Mr Li is an architect whose designs for the new tow

7、n have won praise. 5.A doctor with whom James used to work died in the 2016 earthquake in Ecuador. 6.There were deep cracks that appeared in the well walls. While-class Activity 2Summarise the classification and usages of restrictive relative clauses. 先行词先行词 作主语作主语 作宾语作宾语作定语作定语 人人 物物 While-class 先行词

8、先行词作主语作主语作宾语作宾语作定语作定语 人人who/that whom/thatwhose 物物which/that which/thatwhose 定语从句 一、定义 1.在主从复合句中，对某一名词或代词起修饰作用 的从句叫定语从句。被修饰的名词或代词叫先行 词，引导定语从句的词叫关系词。 2.关系词分为关系代词(that，which，who，whom， whose，as等)和关系副词(when，where，why等)两 类。 二、关系代词引导的定语从句 1.who引导的定语从句 合作探究 The children who were injured in the car accident

9、 are being treated in the hospital now. 目前，在车祸中受伤的孩子们正在医院接受治疗。 Danny was the man who we rescued from the ruins. 丹尼是我们从废墟中救出来的那个人。 自主发现1who指人，在定语从句中可以充当主语、宾 语。 2.whom引导的定语从句 合作探究 Rose is the person (who/whom) you should care about. 罗丝是你应该关心的人。 The boy(whom) the teacher often praises is their monitor.

10、 老师经常表扬的那个男孩是他们的班长。 自主发现2whom指人，在定语从句中作宾语，可省略，也可 用who代替。 3.whose引导的定语从句 合作探究 I know the person whose house was destroyed in the earthquake. 我认识那个人，他的房子在地震中被摧毁了。 He lives in a room whose window faces north.他住在一个 窗子朝北的房间里。 自主发现3whose既可以指人，也可以指物，表示 “所属”关系，whose在定语从句中作定语。 4.which引导的定语从句 合作探究 The young m

11、an was very happy to get back the gold ring(which) he had lost on the train.那个年轻人领回了在火车上丢失的金戒 指，非常高兴。 The little girl is having an apple which is big and red. 小女孩正在吃一个又大又红的苹果。 自主发现4which指物，在定语从句中作主语、宾语，作宾 语时可省略。 5.that引导的定语从句 合作探究 The number of people that/who come to visit this city each year reach

12、es one million.每年来参观这座城市的人数达100万。(that指人，作主语) The suitcase that/which lies on the ground is hers. 地上放的那个手提箱是她的。(that指物，作主语) 自主发现5that既可指人，也可指物，在定语从句中作主语、宾语或表语， 作宾语时可以省略。习惯上指人多用who/whom替代，指物多用which替代。 名师提醒 (1)关系代词指代先行词在定语从句中充当主语、宾语、定语或表语，因此定 语从句中不能再出现关系代词所替代的名词或代词。 (2)关系代词在从句中作主语时不能省略，作宾语时可以省略。 Part.

13、3 After-classPart.3 After-class After-class Translate the short passage into English using restrictive relative clauses. 台风是发生在西太平洋上的一种极其强烈的风。台风 过后,救援人员必须小心地在被碎片覆盖的地上行走。 志愿者给被困在村子里的人送去了食物和其他补给品。 这些村民将会记得一起度过灾难的救援人员和志愿者。 没有找到父母的孩子会被邻居照看。一名央视记者正 在采访一位家人从台风中幸存的女孩儿。 After-class 参考答案： A typhoon is an ext

14、remely strong wind that/which happens in the western Pacific Ocean.After the typhoon,the rescue workers had to walk slowly on the ground which was covered with the debris.The volunteers delivered foods and other supplies to those who were trapped in the village.The villagers will remember the rescue

15、 workers and volunteers with whom they went through the disaster.The children whose parents could not be found were looked after by neighbours.A CCTV reporter is interviewing a girl whose family survived the typhoon. Summary 先行词先行词作主语作主语作宾语作宾语作定语作定语 人人who/that whom/tha t whose 物物which/that which/tha t whose Thank you!