1、Lesson 53Hot snake单词学习 hot fireman cause examine accidentally remains wind wire volt power line solve mystery snatch spark adj.带电的，通电的带电的，通电的n.消防队员消防队员v.引起；引起；n.原因原因v.检查检查adv.意外地，偶然地意外地，偶然地n.尸体，残骸尸体，残骸v.缠绕缠绕n.电线电线n.伏特（电压单位）伏特（电压单位）电力线电力线v.解决解决n.谜谜v.抓住抓住n.电火花电火花hot adj 1）热的，炎热的 Strike while the iron
2、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 1.hot adj.带电的带电的,充电的充电的 adj.热的；新鲜的；棘手的；带电的热的；新鲜的；棘手的；带电的,充电的充电的 hot-hot-hot 麻辣烫；麻辣烫；hot-wings 辣鸡翅；辣鸡翅；hot dog 热狗热狗 hot-tempered 火暴火暴
3、(脾气脾气)的的 temper n.脾气脾气 hot line 热线；热线；hot topic 热门话题热门话题 It sells like a hot cake/cakes.表示一个表示一个东西的畅销东西的畅销,热销热销 best seller 畅销的东西畅销的东西 hot potato 棘手的问题棘手的问题 hot news 最热点的新闻最热点的新闻fireman n 消防队员 hydrant haidrnt n.消防栓 fire extinguisher 灭火器 Extinguish ikstigwi put out 灭火cause 1）V.引起 cause sth:引起（麻烦）粗心导致
4、事故 Carelessness causes accidents.骄傲使人失败 Pride causes failure cause 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 的起因的起因The reason for sth 的理由的理由 examine 1）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。
5、The doctor examined his patient carefully 3）v.考试,测试 examine students in English n.exam 考试=examination accidentally adv.意外地,偶然地 adj.accidental 意外的,偶然的 反义词 intentional 意外死亡 an accidental death accident n.事故,意外 车祸 a car accident Accidentally=by chance=by accident 我偶然间发现了金矿 I found a gold mine by accide
6、nt.remains 1）n.剩余物,残余物 残汤剩饭 the remains of a meal 2）n.(古建筑等物)遗址,废墟 圆明园遗址 the remains of Yuanmingyuan 3）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 crystal coffin.remain 1）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 do
7、ne.木已成舟 Whats done is done.2）v.仍是,保持不变 他保持沉默。He remained silent.wire n.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 wireless adj.无线的 wireless telegraphy 无线电报volt n.伏特 voltage n.电压,伏特数 power 1）电力，动力 electric power 电力 water power 水力
8、 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 computer works.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 econ
9、omic 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 solution snatch 1）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 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.2）v.(趁机)迅速取得,急急忙忙吃完饭 他出其不意,吻了她一下。He snathed a kiss fro
10、m her.辨析 snatch 迅速而有力(粗鲁地)抓住,抢 snatch a chance grab 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 language hold 抓住,握住,托住 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。与现在完成时的区别 I have been writing a book
11、.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）与现在完成时的联系 They have been living in this city for ten years.They have lived in this city for ten years.他们在这个城市已经住了10年了。I have been working here for five years.I have worked here for five years.我在这里已经工作五年了。课文讲解 At last firemen have put out a b
12、ig forest fire in California.Since then,they have been trying to find out how the fire began.Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.Yesterday the firemen examined the ground carefully,but were not able to find any broken glass.They were
13、also quite sure that a cigarette end did not start the fire.This morning,however,a firemen accidentally discovered the cause.He noticed the remains of a snake which was wound round the electric wires of a 16,000-volt power line.In this way,he was able to solve the mystery.The explanation was simple
14、but very unusual.A bird had snatched up the snake from the ground and then dropped it on to the wires.The snake then wound itself round the wires.When it did so,it sent sparks down to the ground and these immediately started a fire.At last firemen have put out a big forest fire in California.at last
15、 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 mountain California=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 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 我会试着查出昨天救了我的人
16、的名字。Ill try and find out the name of the person who saved my life yesterday.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）Yesterday the firemen examined the gr
17、ound carefully,but were not able to find any broken glass.be able to 能够；be not able to 没有能够 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)star
18、t a firecause a fire start vt.使发生，引起 This morning,however,a firemen accidentally discovered 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 fir
19、e?He noticed the remains of a snake which was wound round the electric wires of 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 村民们很惊奇的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
20、在树上吗？Did you wind this piece of wire round the tree?2)vt.蜿蜒，盘旋 一条小径沿著山谷蜿蜒而上。A path wound up the valley.wind ones way 蜿蜒、迂回而行 他们在狭窄的山谷中迂回前进 They wound their way through the narrow valley.3）转动（把手等），拧紧 wind up ones watch 上紧某人手表的发条 把(车子的)窗子摇下 wind down a window In this way,he was able to solve the myste
21、ry.in this way 就这样 The explanation was simple but very unusual.A bird had snatched up the snake from the ground and then dropped it on to the wires.snatched up sth from the ground从地上抓起来 drop vt&vi.无意掉下去的,使落下,使掉落 她把花瓶掉到了地板上。She dropped the vase on the floor.茶壶从她手里掉了出来。The teapot dropped out of her ha
22、nd。fall vi.落下，（雨、雪）下，降，跌倒，摔倒强调的是掉下来的概念,动作 我跌倒了，伤到了我自己。I fell and hurt myself.当秋天叶落的时候，我就会回来。When leaves fall in autumn,Ill come back.他从楼梯上摔下来，把他的腿摔断了。He fell down the stairs and broke his leg.书从桌子上掉到了地上。The book fell from the table to the floor。The snake then wound itself round the wires.When it did
23、 so,it sent sparks down to the ground and these immediately started a fire.do so 这么做 I refuse to do so.我拒绝这么做 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 我也这样认为。I think/believe so.start a fire=cause a fire 引起一场大火Comprehension questions1 Where was there a big forest fire?In California.2 Have firemen put it out?
24、Yes,they have.3 What have 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.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
25、.8 Did they think a cigarette end started the fire?No,theydidnt.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.)【Special Difficulties】Throw to，Throw at and
26、 Throw away throw作及物动词主要含义为作及物动词主要含义为“投，掷，抛，投，掷，抛，扔扔”。throw to(sb.)扔给（某人）扔给（某人）He threw the ball to me and I caught it.throw at 对准某一目标扔对准某一目标扔 The boy threw a stone at the window and broke it.throw away 扔掉，丢弃扔掉，丢弃 Many people throw away cigarette ends carelessly.Cause and Reason cause n.原因，起因；原因，起因；
27、Do you know the cause of the war?What was the cause of the delay?v.使使产生产生/发生，引起发生，引起 cause sth.导致导致,引起引起 What caused the accident?cause sb.to do sth.导致某人做某导致某人做某事事 reason n.理由，原因理由，原因 Give me your reasons for going there.What was the reason for the delay?作作“原因原因”讲时，讲时，reason与与cause可以互换，可以互换，但但reason
28、与介词与介词for连用；而连用；而cause则与介词则与介词of连用。连用。reason后面通常跟后面通常跟why引导的从句：引导的从句：That was the reason why the meeting was put off.v.推理，劝导，说服推理，劝导，说服 reason with sb.劝说劝说(以道理以道理)How can you reason with him when he is so worried?Drop and Fall drop vi.&vt.（使）掉下，（使）落（使）掉下，（使）落下，放下（强调的是不小心掉下来）下，放下（强调的是不小心掉下来）As he wal
29、ked past the tree,an apple dropped from it.The waiter dropped a fork.fall vi.落下，（雨、雪）下，降，跌落下，（雨、雪）下，降，跌倒，摔倒（强调的是掉下来的概念倒，摔倒（强调的是掉下来的概念,动作）动作）I fell and hurt myself.When leaves fall in autumn,Ill come back.Key to KS ExercisesAWhat happened：began(1.2);examined(1.4);were not able tofind(1.5);did not sta
30、rt(1.6);discovered(1.7);noticed(1.8);was wound(1.8);was able to s olve(1.9);dropped(1.10);wound(1.11);it did so(1.11);sent(1.11);started(1.11)What has happened：have put out(1.1)What has been happening：have been trying to find(1.2)CJack looked at his watch for the twentieth time.Suddenly Jill arrived
31、.Ive been waiting for over an hour,he said angrily.You never come on time.Oh,is that so?Jill answered.Were you here at 2.30?Jack went red.Well,he said,I got here five minutes late myself,but you werent here.I came here at exactly 2.30,Jill said,and I waited for five minutes,but you didnt come.What have you been doing since then?Jack asked.Ive just been to the hairdressers，Jill answered brightly.
