新概念2 第53课 课件
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★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
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 solution
10. 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. 于是蛇就缠住了几根电线。当它这样做时,把火花送到了 地面,这些火花立刻引起了一场大火。 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.
be able to 能够 ;be not able to 没有能够
5. They were also quite sure that a cigarette end did not start the fire. 他们还十分肯定火灾也不是由烟头引起的。 quite sure 相当的把握性 start a fire=cause a fire start vt. 使……发生,引起
★ 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
6. This morning, however, a fireman accidentally discovered the cause. 然而今天上午,一个消防队员偶然发现了起火的原因。 Accidentally 表示事情出乎意料地发生,即 “意外地、 偶然地” discover含有偶然发现(某个已经存在的东西)的意思 ,在discover前面加上accidentally更加强了“偶然性 ”和“意外性”。
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 done. 木已成舟 What’s done is done. 2)v. 仍是,保持不变 他保持沉默。 He remained silent.
★ 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。 The doctor examined his patient carefully 3)v. 考试,测试 examine students in English n. exam 考试=examination
2. Since then, they have been trying to find out how the fire began. 从那时起,他们一直试图找出起火的原因。
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的名字。 I’ll try and find out the name of the person who saved my life yesterday.
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 from her.
9. A bird had snatched up the snake from the ground and then dropped it on to the wires. 一只鸟把蛇从地上抓起来,然后把它扔到了电线上。于 是蛇就缠住了几根电线。 snatch v. 抓 The man snatched her purse and ran. 那人抓起她的钱包就跑。(强调动作很快很猛) drop & fall a. drop 表示 “使落下、使掉落”,是及物动词, 带宾语 : He dropped the bag. b. fall 表示 “掉下、跌倒”,是不及物动词,不能带宾 语。 He fell down the stairs and broke his leg.
Leabharlann Baidu
★ 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.
★fireman n 消防队员 hydrant [`haidrənt] n.消防栓
fire extinguisher 灭火器 Extinguish [ik`stiŋgwiʃ] =put out 灭火
★cause 1)V. 引起 The cause of sth cause sth : 引起(麻烦) ……的起因 粗心导致事故 Carelessness causes accidents. 骄傲使人失败 Pride causes failure The reason for sth cause sb to do sth 引起某人做某事, 导致某人做某事 ……的理由 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)
1. At last firemen have put out a big forest fire in California. 消防队员们终于扑灭了加利福尼亚的一场森林大火。 (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/ 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。
4. Yesterday the firemen examined the ground carefully, but were not able to find any broken glass. 昨天,消防队员仔细查看了地面,但未能发现碎玻璃。 examine v. 检查,名词形式是examination, 通常简写成 exam, 表示考试。
7. he noticed the remains of a snake which was wound round the electric wires of a 16,.000-volt power line. 他发现了缠绕在16,000伏高压线上的一条死蛇。
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around/ round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?
3. Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away. 森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起 。 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
★ 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 accident.
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. 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
Lesson 53
Hot 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 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
8. In this way, he was able to solve the mystery. The explanation was simple but very unusual. 就这样,他解开了起火之谜。解释很简单,却异 乎寻常。 Solve v. 解决 e.g. solve the problem 解决问题
★ power
1)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 one’s power= beyond one’s 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.
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