新概念英语第二册53课课件课件.pptx
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1、 Read the new words and guess their meaningshot fireman cause examine accidentally remains windwire volt power line solve mystery snatch spark第1页/共50页hot adj 1)热的,炎热的Strike while the iron is hot.趁热打铁.hot 炎热的 warm 温暖的 cool 凉爽的 chilly 寒冷的 cold 寒冷的,严寒的2)调味品辣的辣椒和芥末是辣的.Pepper and mustard are hot.3)强烈的,激烈
2、的,热烈的.have a hot temper 脾气暴躁a hot potato 棘手或讨厌的事物或情况第2页/共50页3/17/20234)hot adj.带电的,充电的adj.热的;新鲜的;棘手的;带电的,充电的hot-hot-hot 麻辣烫;hot-wings 辣鸡翅;hot dog 热狗hot-tempered 火暴(脾气)的 temper n.脾气 hot line 热线;hot topic 热门话题It sells like a hot cake/cakes.表示一个东西的畅销,热销best seller 畅销的东西hot potato 棘手的问题hot news 最热点的新闻第3
3、页/共50页fireman n 消防队员hydrant haidrnt n.消防栓第4页/共50页fire extinguisher 灭火器 Extinguish ikstigwiput out 灭火第5页/共50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T
4、he reason for sth 的理由第6页/共50页 examine1)v.仔细观察,检查,调查消防队员检查了森林的每一寸土地。The firefighters examined every inch of the forest.2)v.诊查医生仔细的诊察了病人。The doctor examined his patient carefully 3)v.考试,测试examine students in Englishn.exam 考试=examination第7页/共50页 accidentally adv.意外地,偶然地adj.accidental 意外的,偶然的 意外死亡an acc
5、idental deathaccidentn.事故,意外车祸a car accidentAccidentally=by chance=by accident我偶然间发现了金矿I found a gold mine by accident.第8页/共50页 remains1)n.剩余物,残余物 残汤剩饭 残羹冷炙the remains of a meal2)n.(古建筑等物)遗址,废墟 圆明园遗址the remains of Yuanmingyuan3)n.遗体,遗骸 毛主席的遗体被保存在水晶棺材里。The remains of Chairman Mao were kept well in a
6、crystal coffin.第9页/共50页remain1)v.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)v.仍是,保持不变他保持沉默。He remained silent.第10页/共50页 wiren.金属线,电线 他用一根金属线把筐绑到了自行车上。He tied a basket to the bicycle with a piece of wire.telephone wires 电话线electric wires 电线w
7、ireless adj.无线的 wireless telegraphy 无线电报volt n.伏特voltage n.电压,伏特数第11页/共50页 power1)电力,动力 electric power 电力water power 水力2)力,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 力所不能及我无法理解计算机是如何工作的。It is beyond my power to understand how the
8、computer works.第12页/共50页solve v.解决,解答,回答=work out解决问题solve a problem解开谜团solve a mystery我们必须解决经济危机。We must solve the economic crisis.n.solution 解决,解答花费了很长时间才找出解决方法。It took a long time to find the solutionThe key to the question the key to the lockThe solution to the problem第13页/共50页snatchv.抢,夺,掠取 sna
9、tch up 抓起来贼把她的包抓起来逃跑了。The thief snatched her bag and ran away.在他妈妈刚要看那张纸的时候,他把它夺走了。He snatched the paper as his mother was about to see it.第14页/共50页辨析snatch 迅速而有力(粗鲁地)抓住,抢 snatch a chancegrab 抓,抢,抢夺,抓住(热切而拼命地)grab sth from sb/grab sth from sth grasp 1)抓住或咬住,抓紧 grasp a chance 抓住机会 2)掌握 grasp a langua
10、gehold 抓住,握住,托住 第15页/共50页Comprehension questions1 Where was there a big forest fire?There was a big fire in California.2 Have firemen put it out?Yes,they have.3 What have they been trying to find out since then?They have been trying to find out how the fire began.4 What are forest fires often caused
11、 by?Forest fires are often caused by broken glass or cigarette ends.第16页/共50页5 People are careless,arent they?Yes,they are.6 When did the firemen examine the ground?They examined the ground yesterday.7 Did they find any broken glass?No,they didnt.8 Did they think a cigarette end started the fire?No,
12、they didnt.第17页/共50页9 They were quite sure it didnt,werent they?Yes,they were.10 When was the cause discovered?The cause was discovered this morning.11 Who discovered it?A fireman did.12 Was it what he was looking for?No,it wasnt.第18页/共50页Language pointsAt last firemen have put out a big forest fire
13、 in California.at last 最后,终于,过程很艰难。他们终于翻过了这座大山。At last they climbed over the mountainCalifornia=Golden State 黄金州put out 扑灭,熄灭,关掉请把灯关掉。Please put the light out.make a fire 生火start a fire 引起火灾第19页/共50页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
14、等)找出,发现,查出我会试着查出昨天救了我的人的名字。Ill try and find out the name of the person who saved my life yesterday.第20页/共50页Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.cigarette ends 烟头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21页/共50
15、页They were also quite sure that a cigarette end did not start the fire.be sure that 对很有把握;quite sure 相当的把握性rather adv.相当fairly adv.相当,公正地,诚实地quite(completely)ratherfairly 程度一个比一个轻quite a few 颇有几个(相当多的)start a firecause a fire start vt.使发生,引起第22页/共50页This morning,however,a firemen accidentally discov
16、ered the cause.However与but区别:However要接逗号,再加句子。But直接与句子相连。accidentally=by chance 偶然地discover 偶然发现(某个已经存在的东西)Invent 发明(以前没有的东西)我不知道谁发现的美洲。I dont know who discovered America.你知道起火原因吗?Do you know the cause of the fire?第23页/共50页He noticed the remains of a snake which was wound round the electric wires of
17、 a 16,000-volt power line.notice 注意别人没注意的东西the remains表示“尸体,残骸”,必须用复数形式村民们很惊奇地看到在湖的旁边有一架飞机的残骸。The villagers were surprised to see the remains of an aeroplane near the lake.wind vt.1)vt.缠绕,卷在上(常与around/round连用)你介意我把这段电线缠在树上吗?Do you mind if I wind this piece of wire round the tree?第24页/共50页2)vt.蜿蜒,盘旋一
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