Unit 4　Section A　Starting out & Understanding ideas同步（ppt课件） (共50张PPT)-2022新外研版（2019）《高中英语》选择性必修第二册.pptx

1、Unit 4 Breaking boundaries素养导航晨读晚诵素养导航晨读晚诵The word“OK”is the most frequently spoken all-purpose expression on the planet.The term was born during a 19th-century abbreviation craze and went on to international fame with its own hand gesture.Last year,Henry Nass,a 64-year-old retired English teacher,a

2、 New Yorker had spent the last few weeks handing out cards championing“Global OK Day”in advance of the coming anniversary.素养导航晨读晚诵“No matter where people are from they use the word OK,but they dont know where it comes from,”says Nass.“The problem is because its just,you know,OK.”The word is OK,perha

3、ps,but its history is definitely better than average.Allen Walker Read traced the two-letter word to 1839,when editors at the Boston Morning Post signed off on articles as“all correct”with a simple word“OK”.The word made it into print on March 23 of that year,during an article against a rival editor

4、 in Providence who had stated wrongly that a band of Bostonians heading to New York would pass through the Rhode Island capital.素养导航晨读晚诵“We said not a word about our team passingthrough the city of Providence,”the Morning Post reported.“O.K.all correct.”The humor of the Providence-Boston joke has be

5、en lost to historybut the word OK took off from there,soon containing agreement,acceptance,averageness,quality or likability.By 1840,it served as a slogan for President Martin Van Burens unsuccessful reelection campaign.“Old Kinderhook is OK,”posters stated,a reference to the eighth presidents birth

6、place and his supporters belief in his satisfactory performance.素养导航晨读晚诵词海拾贝abbreviation n.缩写gesture n.姿势anniversary n.周年纪念日slogan n.标语典句欣赏“No matter where people are from they use the word OK,but they dont know where it comes from,”.译文:“不管人们来自哪里,他们都用好这个词,但他们不知道它来自哪里,”分析:该句子是由but连接的转折句,前半句中No matter

7、 where people are from为让步状语从句;后半句中where it comes from为宾语从句。素养导航晨读晚诵探究思辨1.Why did Henry Nass hand out cards?2.What does“OK”mean?答案:1.To appeal to people to celebrate OK Day.2.All correct,agreement,acceptance,averageness,quality or likability.Section AStarting out&Understanding ideas.知识体系图解重点词汇 1.stat

8、istic n.2.boundary n.3.assist v.4.tackle v.5.vital adj.6.specialist n.7.clinic n.8.disinfect v.(一项)统计数据分界线;边界协助,帮助处理,对付(难题)极其重要的专家诊所;门诊部为消毒,给杀菌9.adj.双胞胎的 10.n.病房 11.n.人类 12.adj.传染性的n.传染,感染infect v.传染,感染 13.n.奉献 v.奉献 twinwardmankindinfectious infectiondevotion devote重点短语1.based on 2.regardless of 3.p

9、ut.at risk 4.at the end of.5.at least e to know 7.对绝望;对不抱希望 8.以结尾,结果是 9.牵扯进,卷入 10.站到某人的立场 11.下定决心 12.呼吁 基于不论,不管把置于危险之中在末尾至少发觉,开始明白give up onend inbe caught up instep into ones shoesmake up ones mindcall on重点句式It is not the first time the author has worked with MSF.阅读导学A.划分部分,匹配大意Para.1A.Never give u

10、p on a patientPara.2B.Call for a global communityPara.3C.Powerful bondsPara.4D.Health care workers raise virtual glassesPara.5E.No borders for doctors,for patientsPara.6F.Two boys survivePara.7G.The staff答案:Para.1DPara.2EPara.3GPara.4APara.5FPara.6CPara.7BB.根据课文内容,选择正确答案1.Why did so many doctors get

11、 together in Liberia?A.Because there was an important international conference in Liberia.B.Because they wanted to take chances to work in Liberia.C.Because there happened to be a terrible disease in Liberia.D.Because there are no borders for doctors,or for patients.2.What do all the doctors have in

12、 common working in Liberia?A.They are all volunteers.B.They are all preventing inflection.C.They are all public health officials.D.They are all specialists from other countries.答案:C 答案:A 3.What can we know about Alfonso from the text?A.He has retired for at least 5 years.B.He once worked in Africa.C

13、.He feels proud of his staff.D.He was a bit frightened by the rate of death.4.What can we learn from paragraph 5?A.The author had been there for several months.B.The members in one family are in danger.C.The parents were too old to recover.D.The success was a less fortunate case.答案:B 答案:B 5.What can

14、 we infer from the last paragraph?A.The author was tired.B.The author wants to leave soon.C.The disease is dying out.D.The doctor is still in need in future.答案:D 重点词汇重点句式随堂练习1.It is an independent,non-profit organisation whose mission is to provide medical care to those affected by conflict,epidemic

15、s,disasters or a lack of access to health care.它是一个独立的非营利组织,其任务是向受冲突、流行病、灾害或缺乏获得保健机会影响的人提供医疗服务。(p.38)【词汇精讲】lack n.&vt.缺乏When there is a lack of food,there is hunger.凡缺食物,必有饥饿。重点词汇重点句式随堂练习【词汇拓展】(a)lack of.缺乏for/through lack of.因缺乏lack for.(对)不充足,缺乏(常用于否定句)have no lack of.不缺乏lacking adj.缺乏的be lacking

16、in缺乏The girls real problem is that she lacks confidence.这个女孩真正的问题是她缺乏信心。The crops all died for lack of water.庄稼因缺水都死了。He is good at his job but he seems to be lacking in confidence.他擅长工作,但似乎缺乏信心。重点词汇重点句式随堂练习lack虽可用作及物动词,但不用于被动语态;lack用作不及物动词时,常与介词for或in连用;lack用作名词时,常与介词of连用。重点词汇重点句式随堂练习重点词汇重点句式随堂练习2.

17、It assists people based on need,regardless of which country they are from.它根据需要帮助人们,不管他们来自哪个国家。(p.38)【词汇精讲】assist vt.协助;帮助We will assist you to find somewhere to live.我们将帮助你找个住的地方。重点词汇重点句式随堂练习【词汇拓展】assist sb.with sth.在某方面给某人帮助assist sb.in(doing)sth.帮助某人做某事assist sb.to do sth.帮助某人做某事assistance n.U帮助,

18、协助,援助with the assistance of在的帮助下come to sb.s assistance帮助某人assistant n.助手;助理;售货员重点词汇重点句式随堂练习He asked us to assist him in working out the problem.他要求我们帮助他解决这个问题。I was employed to assist the manager with his duties.我受雇协助经理工作。One of her fellow passengers came to her assistance.同车的一个乘客过来帮她。重点词汇重点句式随堂练习【

19、易混辨析】assist/help/aidShe assisted the hostess at the party.她在聚会中协助女主人。If he is in difficulty,you help him.如果他遇到困难,你就帮助他。He is always aiding the student with money.他总是出钱帮助这个学生。assist意为“帮助;协助”,侧重指协助help意为“帮助”,为常用词aid一般是指“援助”一群人,尤指用金钱(接受帮助的人较广)重点词汇重点句式随堂练习重点词汇重点句式随堂练习3.It assists people based on need,re

20、gardless of which country they are from.它根据需要帮助人们,不管他们来自哪个国家。(p.38)【词汇精讲】base vt.以为根据;把设在n.基部;基地;基础;根基;底部The writer based his book on a true story.作者写的书基于一个真实的故事。重点词汇重点句式随堂练习【词汇拓展】base.on/upon把建立在上be based on/upon以为根据basis n.基础;基本原则on the basis of根据;在的基础上basic adj.基础的;基本的;根本的basically adv.基本上;基本地;主要

21、地重点词汇重点句式随堂练习Basing an important decision more on emotion than on reason,you will regret it sooner or later.把一个重要的决定更多地建立在情感基础上,而不是以理性思考为基础,你迟早会后悔的。She was chosen on the basis of her talent of music.她因具备音乐的天分而当选。First,he showed us the basic steps and skills of making dough figurines.首先,他教给我们捏面人的基本步骤

22、和技巧。重点词汇重点句式随堂练习重点词汇重点句式随堂练习4.But it is vital not to take any chances.但重要的是不要冒险。(p.38)【词汇精讲】vital adj.极其重要的,必不可少的The police play a vital role in our society.警察在我们的社会中起着极其重要的作用。【词汇拓展】be vital for/to.对极重要的/必不可少的It is vital to do sth.做某事极其重要。It is vital that.十分重要。It is vital to get the patients with co

23、ronavirus to the hospital at once.把冠状病毒感染者立刻送到医院是至关重要的。It is vital that a middle school student should learn English well.学好英语对中学生来说是十分重要的。重点词汇重点句式随堂练习在句型“It is vital that.”中从句谓语动词要用“(should+)动词原形”的形式。重点词汇重点句式随堂练习重点词汇重点句式随堂练习5.I arrived in Liberia with MSF almost three months ago.When I saw the trag

24、ic scenes on the news,I felt it was my duty as a doctor to go there and offer my help.三个月前,我带着无国界医生来到利比里亚。当我看到新闻上的悲惨场面时,我觉得作为一名医生,我有责任去那里提供帮助。(p.38)【词汇精讲】scene n.(戏剧的)一场;场面;景色The scene of the novel was set in Shanghai.小说的背景是在上海。He described the scene to me.他向我描述了那个情景。重点词汇重点句式随堂练习【词汇拓展】on the scene在现

25、场come to the scene来到现场behind the scenes在幕后,在后台Our reporter was the first person to come to the scene.我们的记者是最先到达现场的。He is an important man behind the scenes.他是一个幕后的重要人物。重点词汇重点句式随堂练习【易混辨析】scene/scenery/sight/view scene指某一处的自然风光;情形,情景scenery意为“(总称)自然景物,天然风光”,是由多个scene构成的自然风景sight意为“景象,风景,名胜”,侧重指值得看的事物或

26、很难看的东西;很可笑的事物view意为“景色,风景”,侧重指从人所处的角度用肉眼所看到的景色重点词汇重点句式随堂练习重点词汇重点句式随堂练习6.I knew I was putting my life at risk.我知道我在把我的生命置于危险境地(p.38)【词汇精讲】put.at risk把置于危险境地If they have the virus they are putting patients at risk.如果他们有这种病毒,就会将病人置于危险境地。重点词汇重点句式随堂练习【词汇拓展】take risks/a risk冒险at the risk of.冒着风险take/run t

27、he risk of doing sth.冒险做某事risk doing sth.冒险做某事risk ones life to do sth.冒着某人的生命危险做某事Men who had been stressed tended to take more risks in the experiment.在这项实验中男性在压力下更容易冒险。He risked his life to save me in the cold river.他冒着生命危险在冰冷的河水里救了我。重点词汇重点句式随堂练习重点词汇重点句式随堂练习7.How I made up my mind:我如何下定决心:(p.40)【

28、词汇精讲】make up ones mind 下定决心I have made up my mind to study harder rather than waste precious time on those useless things.我已下定决心更加努力学习而不是把宝贵的时间浪费在那些无用的事情上。重点词汇重点句式随堂练习【词汇拓展】keep sth.in mind记住某事change ones mind改变某人的主意focus ones mind on.把心思集中于It is not easy to keep in mind what you have told me.记住你告诉我

29、的话并不容易。What led you to change your mind?是什么使你改变了想法?You should focus your mind on your work.你应该把心思放到工作上。重点词汇重点句式随堂练习重点词汇重点句式随堂练习It is not the first time the author has worked with MSF.这不是作者第一次与无国界医生合作。(p.40)【句型分析】在该句子中the first time是连词,引导时间状语从句。It was the first time she had ever left her motherland.这

30、是她第一次离开祖国。重点词汇重点句式随堂练习【归纳拓展】It is/was the first time that.(如果前面用is,从句动词用现在完成时;如果用was,则用过去完成时)Its time for sth.该是(做)某事的时候了。Its time(for sb.)to do sth.该是(某人)做某事的时候了。the last/first time+从句 最后一次/第一次Its high/about time that.(从句动词用过去时或should+动词原形)It was the first time that I had visited the Great Wall.那是我

31、第一次参观长城。It is high time that we left/should leave for Beijing.到我们出发去北京的时间了。重点词汇重点句式随堂练习重点词汇重点句式随堂练习重点词汇重点句式随堂练习.单词拼写1.The idea first came up when he read a(一项统计数据)report.答案:statistic2.A river forms the(分界线)between the two countries.答案:boundary3.At that time,Lin Qiaozhi was one of the most famous med

32、ical(专家)in China.答案:specialists重点词汇重点句式随堂练习4.Tears are as(传染性的)as laughter can be.答案:infectious5.Outside the doctors(诊所)were 20 patients.答案:clinic6.From my first job at the restaurant,I learned teamwork and(奉献).答案:devotion重点词汇重点句式随堂练习.课文语法填空A celebration has again drawn the attention of the world 1.

33、the last reported case one month ago.In Liberia,many specialists 2.(come)from almost all continents except Antarctica work together to prevent infection of the 3.(bad)diseaseEbola.Although we spoke different 4.(language),there was no difficulty 5.(communicate)with each other.I came from China three

34、months ago,and I felt 6.my duty to come here and offer my help.We all had the belief 7.there are no borders for doctors,for patients or for anyone else involved in combating this terrible disease.sincecomingworstlanguagescommunicatingitthat重点词汇重点句式随堂练习We never gave up on a patient,and our efforts do sometimes end in miracles.It is so 8.(inspire)to have colleagues to work with.In a word,it is 9.(absolute)essential for us 10.(collaborate)to create a global community with a shared future of peace and prosperity.inspiringabsolutelyto collaborate