新概念英语第二册第53课详案.pptx

《新概念英语第二册第53课详案.pptx》由会员分享，可在线阅读，更多相关《新概念英语第二册第53课详案.pptx（47页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、3/13/2023Copenhagen（哥本哈根）第1页/共47页3/13/2023On Oct.20,1728,a fire happened in Copenhagen.It lasted for 4 days.20%of the buildings in the city were burned down and 20%of the population became homeless.It took 9 years to rebuild the city.第2页/共47页3/13/2023Yuanmingyuan(圆明园）第3页/共47页3/13/2023The Eight Power

2、 Allied Force robbed Yuanmingyuan on October 6th,1860 and then set fire to destroy it on October 17th.It lasted for 3 days and covered 160,000 square meters.第4页/共47页3/13/2023第5页/共47页3/13/2023The Great Fire took place on Dec.16th,1835.It lasted for one day.At that time the wind blew violently in New

3、York and the fire spreaded quickly.23 of the 27 insurance companies want bankrupt.Luckily,a clerk in New York Stock Exchange(纽约证券交易所）kept the transation record so the NYSE was able to recover quickly.第6页/共47页3/13/2023第7页/共47页3/13/2023When the new building was still under construction,the fire took p

4、lace.1 fire fighter sacrificed and 8 firefighters and workers were injuried.It led to about 160,000,000RMB economic loss directly.第8页/共47页3/13/2023What cause a fire?fireworksa hot and dry weatheroverthrow a candle holdercigarette endselectric wire第9页/共47页hot fireman cause examine accidentally remain

5、s windwire volt power line solve mystery snatch spark adj.带电的，通电的n.消防队员v.引起；n.原因v.检查adv.意外地，偶然地n.尸体，残骸v.缠绕n.电线n.伏特（电压单位）电力线v.解决n.谜v.抓住n.电火花第10页/共47页hot adj（比较级、过去式、进行式）1）热的，炎热的The weather is real hot.warm、cool、chilly、cold2）调味品辣的辣椒和芥末是辣的.Pepper and mustard are hot.3）强烈的,激烈的,热烈的have a hot temper 脾气暴躁a

6、 hot potato 棘手或讨厌的事情4）带电的，充电的hot snake5）热门的，热点的 hot news第11页/共47页Guess the Meaninghot pothot pothot-wingshot-wingshot-temperedhot-temperedhot linehot linehot topichot topichot cakehot cakehot doghot dog麻辣烫麻辣烫辣鸡翅辣鸡翅火暴（脾气）的火暴（脾气）的热线热线热门话题热门话题热蛋糕（热蛋糕（刚出炉，新刚出炉，新鲜鲜）热狗热狗第12页/共47页fireman n 消防队员=firefighter

7、hydrant haidrnt n.消防栓第13页/共47页fire extinguisher 灭火器 Extinguish ikstigwiput out 灭火第14页/共47页cause 1）V.引起cause sth:引起（麻烦）粗心导致事故Carelessness causes accidents.骄傲使人失败Pride causes failurecause sb to do sth 引起某人做某事,导致某人做某事2）n.原因 cause:强调事情发生的直接原因(一个)reason:其他各种的理由(很多个)The cause of sth 的起因The reason for sth

8、的理由第15页/共47页 examine1）v.仔细观察,检查,调查2）v.诊查3）v.考试,测试examine students in Englishn.exam 考试=examination第16页/共47页3/13/2023Translate消防队员检查了森林的每一寸土地。The firefighters examined every inch of the forest.医生仔细的诊察了病人。The doctor examined his patient carefully.第17页/共47页accidentn.事故,意外车祸a car accident accidentally ad

9、v.意外地,偶然地adj.accidental 意外的,偶然的 反义词 intentional意外死亡an accidental deathAccidentally=by chance=by accident我偶然间发现了金矿I found a gold mine by accident.第18页/共47页 remain n.1）剩余物,残余物 残汤剩饭the remains of a meal2）(古建筑等物)遗址,废墟 圆明园遗址the remains of Yuanmingyuan3）遗体,遗骸 毛主席的遗体被保存在水晶棺材里。The remains of Chairman Mao we

10、re kept well in a crystal coffin.第19页/共47页remain V.1）留下,剩下,遗留大火之后，我的房子里什么也没剩下。After the fire,nothing remained in my house.要做的事还很多。Much remains to be done.2）仍是,保持不变他保持沉默。He remained silent.第20页/共47页 wiren.金属线，电线 He tied a basket to the bicycle with a piece of wire.他用一根金属线把筐绑到了自行车上。telephone wires Ele

11、ctric wires wireless adj.无线的 wireless telegraphy 无线电报第21页/共47页3/13/2023volt n.伏特voltage n.电压,伏特数第22页/共47页 power1）电力，动力 electric power 电力water power 水力2）能力（自然的体力、智力）His power is failing.他的体力在衰退。3）权力,支配力,势力 political power 政治权力not within ones power=beyond ones power 力所不能及It is beyond my power to under

12、stand how the computer works.我无法理解计算机是如何工作的。第23页/共47页solve v.解决,解答,回答=work outsolve a problemsolve a mystery解开谜团We must solve the economic crisis.我们必须解决经济危机n.solution 解决,解答It took a long time to find the solution第24页/共47页snatch1）v.抢,夺,掠取 snatch up 抓起来贼把她的包抓起来逃跑了。The thief snatched her bag and ran aw

13、ay.He snatched the paper as his mother was about to see it.在他妈妈刚要看那张纸的时候，他把它夺走了。2）v.(趁机)迅速取得,急急忙忙吃完饭 The baby snached a kiss from her mum.宝宝出其不意,吻了妈咪一下。第25页/共47页辨析辨析（snatchsnatch、grabgrab、graspgrasp、seizeseize）snatch 迅速而有力(出其不意的)抓住,抢 grab 抓,抢,抢夺,抓住(快速粗鲁地)grab sth from sb/grab sth from sth grasp 1)抓住

14、或咬住,抓紧 grasp a chance 抓住机会 2)掌握 grasp a languageseize 突然用力抓住（不使逃脱）第26页/共47页3/13/2023Exercise Time1.The thief _her handbag and ran off.A.grabbed B.snatched C.seized D.grasped2.He_ the gun from the enmy soldier.A.grabbed B.snatched C.seized D.grasped第27页/共47页3/13/20233.Soon the fireman _ the big fire

15、and saved the little girl.A.put out B.put awayC.put on D.put upput out 扑灭；出版put away 收起来，储存put on 穿上，把放在上；上演，展览put up 举起；张贴第28页/共47页Language points第29页/共47页1.At last firemen have put out a big forest fire in California.（1）at last（终于，到底）表示经过一番努力之后。（2）put out可以表示“扑灭”、“熄灭”、“关掉”等含义：Please put the light/

16、fire out.请把灯关掉把火灭掉。（3）forest虽然是名词，但在句中起形容词的作用，修饰fire。第30页/共47页2.Since then,they have been trying to find out how the fire began.since then 从那时起，到现在为止find out（经过研究、努力等）找出，发现，查出Ill try and find out the name of the person who saved my life yesterday我会试着查出昨天救了我的人的名字。第31页/共47页3.Forest fires are often cau

17、sed by broken glass or by cigarette ends which people carelessly throw away.throw away 扔掉，丢弃throw about 随处扔throw at 扔向（有目标性）throw to 扔向（无目标性）第32页/共47页4.Yesterday the firemen examined the ground carefully,but were not able to find any broken glass.be able to 能够；be not able to 第33页/共47页5.They were als

18、o quite sure that a cigarette end did not start the fire.quite sure 相当的把握性start a firecause a fire start vt.使发生，引起第34页/共47页6.This morning,however,a fireman accidentally discovered the cause.第35页/共47页7.he noticed the remains of a snake which was wound round the electric wires of a 16,.000-volt power

19、line.the remains表示“尸体”、“残骸”，必须用复数形式wound为wind的过去分词。wind在这里不表示“蜿蜒”，而表示“卷在上”、“缠绕”，常与aroundround连用：Did you wind this piece of wire round the tree?是你把这根铁丝缠在树上的吗？第36页/共47页8.In this way,he was able to solve the mystery.The explanation was simple but very unusual.in this way&by this wayexplanation n.-v.exp

20、lain第37页/共47页9.A bird had snatched up the snake from the ground and then dropped it on to the wires.snatch up 夺取drop&fall 1）drop vt.表示“使落下、使掉落”He dropped the bag.2）fall vi.表示“掉下、跌倒”He fell down the stairs and broke his leg.第38页/共47页10.The snake then wound itself round the wires.When it did so,it sen

21、t sparks down to the ground and these immediately started a fire.When it did so当它这样做时 so常用于一些动词之后，代指前面提过的某个动作某件事，以免重复：Has Susan got into University?I believe/think so.第39页/共47页Comprehension questions1 Where was there a big forest fire?In California.2 Have firemen put it out?Yes,they have.3 What have

22、 they been trying to find out since then?How the fire began.4 What are forest fires often caused by?Broken glass or cigarette ends.第40页/共47页5 People are careless,arent they?Yes,they are.6 When did the firemen examine the ground?Yesterday.7 Did they find any broken glass?No,they didnt.8 Did they thin

23、k a cigarette end started the fire?No,theydidnt.第41页/共47页9 They were quite sure it didnt,werent they?Yes,they were.10 When was the cause discovered?This morning.11 Who discovered it?A fireman did.12 Was it what he was looking for?No,it wasnt.第42页/共47页13 What did he notice?The remains of a snake which was wound round the electric wires of a 16,000-volt power line.第43页/共47页现在完成进行时构成：have/has been+doing含义：1）表示从过去某时开始一直持续到现在的动作，并且还将持续下去。2）表示在说话时刻之前到现在正在进行的动作。第44页/共47页与现在完成时的区别I have been writing a book.我一直在写一本书。（动作还将继续下去）I have written a book.我已经写了一本书。（动作已经完成）第45页/共47页第46页/共47页感谢您的观看！第47页/共47页