新概念二冊(cè)53課（課堂PPT）

1、1 2A True Story3A bear went out of the zoo to search his child. Surrounded by so many people , he climbed the electrical pole out of panic(驚慌驚慌).4When he reached the top of the pole, he didnt know whtat to do.5He decided to get down, but unfortunately, he was killed for touching the wire.6Finally, h

2、e fallen from the pole and passed away.7What will happen when a snake meet an eagle which is right around a pole and electical wire ?8What will happen when a snake meet an eagle, right around the wire ?They caues a fire.9 【New words and expressions】（13） hot adj. 帶電的，充電的帶電的，充電的 fireman n. 消防隊(duì)員消防隊(duì)員 ca

3、use v. 引起；引起； n. 原因原因 examine v. 檢查檢查 accidentally adv. 意外地，偶然地意外地，偶然地 remains n. 尸體，殘骸尸體，殘骸 wire n. 電線電線 volt n. 伏特（電壓?jiǎn)挝唬┓兀妷簡(jiǎn)挝唬?power line 電力線電力線 solve v. 解決解決 mystery n. 謎（無法接受地謎（無法接受地, 解釋不解釋不了的）了的） snatch v. 抓住抓住 spark n. 電火花電火花10 1.hot adj. 帶電的帶電的, 充充電的電的 hot adj. 熱的；新鮮的；棘熱的；新鮮的；棘手的；帶電的手的；帶電的,

4、 充電的充電的 hot-hot-hot 麻辣燙；麻辣燙； hot-wings 辣雞翅；辣雞翅；hot dog 熱狗熱狗 hot-tempered 火暴火暴(脾氣脾氣)的的 （temper n. 脾氣）脾氣） hot line 熱線；熱線； hot topic 熱門話題熱門話題 It sells like a hot cake/cakes. 表示一個(gè)東表示一個(gè)東西的暢銷西的暢銷, 熱銷熱銷11 best seller 暢銷的東西暢銷的東西 hot potato 棘手的問題棘手的問題 hot news 最熱點(diǎn)的新聞最熱點(diǎn)的新聞 2.fireman n. 消防隊(duì)員消防隊(duì)員 hydrant n. ha

5、drnt消防栓消防栓, 消防龍頭消防龍頭 fire extinguisher kstgw 滅火器滅火器 （extinguisher n. 熄滅者熄滅者, 滅火器）滅火器） extinguishput out 滅火滅火12 cause v.& n. 引起；原引起；原因因 v. 引起引起 cause sth. 引起麻煩引起麻煩 Carelessness causes accidents. 粗心導(dǎo)致事故粗心導(dǎo)致事故 Pride causes failure. 驕傲使人失敗驕傲使人失敗 cause sb. to do sth. 引引起某人做某事起某人做某事, 導(dǎo)致某人做某導(dǎo)致某人做某事事 Illnes

6、s caused him to lose his temper. (lose ones temper 發(fā)火發(fā)火)13 n. 原因，強(qiáng)調(diào)事情發(fā)生的直接原因原因，強(qiáng)調(diào)事情發(fā)生的直接原因(一一個(gè)個(gè)) because 因?yàn)橐驗(yàn)?reason 理由，其他各種的理由理由，其他各種的理由(很多個(gè)很多個(gè)) examine v. 檢查檢查 examine the soil check v. 核實(shí)核實(shí), 核對(duì)核對(duì)14 accidentally adv. 意外地意外地, 偶然地偶然地 (但更趨但更趨向于向于 “偶然偶然” 的意思的意思) accidentaccidentalaccidentally accident

7、 n. 事故事故 unexpectedly adv. 出乎意料地出乎意料地(更趨向于更趨向于 “意外意外” 的意思的意思) remains n. 尸體尸體, 殘骸殘骸 remains指指dead body15 solve v. 解決解決 solve the mystery solve the problem snatch v. 抓住抓住 catch v. 抓，如抓魚抓，如抓魚 hold v. 握著握著 snatch v. (突然抓起來突然抓起來)強(qiáng)調(diào)動(dòng)作的突然強(qiáng)調(diào)動(dòng)作的突然性性 seize v. 抓住抓住(用力用力) seize my arm16 wiren. 金屬線，電線金屬線，電線 他用一

8、根金屬線把筐綁到了自行車上。他用一根金屬線把筐綁到了自行車上。He tied a basket to the bicycle with a piece of wire.telephone wires 電話線電話線Electric wires 電線電線wireless adj. 無線的無線的 wireless telegraphy 無線電報(bào)無線電報(bào)volt n. 伏特伏特voltage n. 電壓電壓,伏特?cái)?shù)伏特?cái)?shù)17 power1）電力，動(dòng)力）電力，動(dòng)力 electric power 電力電力water power 水力水力2）力）力,能力能力 （自然的體力、智力）（自然的體力、智力）His

9、power is failing.他的體力在衰退。他的體力在衰退。3）權(quán)力）權(quán)力,支配力支配力,勢(shì)力勢(shì)力 political power 政治權(quán)力政治權(quán)力not within ones power= beyond ones power 力所不能及力所不能及我無法理解計(jì)算機(jī)是如何工作的。我無法理解計(jì)算機(jī)是如何工作的。It is beyond my power to understand how the computer works.18 【課文講解課文講解】 1、Hot snake hot snake 觸電的蛇觸電的蛇 get an electric shock 觸觸電電 2、At last f

10、iremen have put out a big forest fire in California. at last 最后，終于最后，終于 put out a fire 撲滅火撲滅火（put out撲滅，熄滅，關(guān)掉）撲滅，熄滅，關(guān)掉） Please put the light/fire out. a fire 一場(chǎng)一場(chǎng)(堆堆)火火19 3、Since then, they have been trying to find out how the fire began. since then 從那時(shí)起，到現(xiàn)在為止從那時(shí)起，到現(xiàn)在為止 find out （經(jīng)過研究、努力等）找出，發(fā)（經(jīng)過研究、

11、努力等）找出，發(fā)現(xiàn)，查出現(xiàn)，查出（這里（這里find out的賓語是個(gè)從的賓語是個(gè)從句）句） Ill try and find out the name of the person who saved my life yesterday.20 4、Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away. broken glass 被打碎的玻璃片被打碎的玻璃片 cigarette ends 煙頭煙頭 5、They were also quite su

12、re that a cigarette end did not start the fire. be able to 能夠能夠 ；be not able to 沒有沒有能夠能夠 be sure that 對(duì)對(duì)很有把握；很有把握；quite sure 相當(dāng)?shù)陌盐招韵喈?dāng)?shù)陌盐招?1 rather adv. 相當(dāng)相當(dāng) fairly adv. 相當(dāng)相當(dāng), 公正地公正地, 誠(chéng)實(shí)地誠(chéng)實(shí)地 quite(completely)ratherfairly 程度一個(gè)比一個(gè)輕程度一個(gè)比一個(gè)輕 quite a few 頗有幾個(gè)頗有幾個(gè)(相當(dāng)多的相當(dāng)多的) start a firecause a fire （start

13、vt. 使使發(fā)生，引起）發(fā)生，引起）22 6、This morning, however, a firemen accidentally discovered the cause. accidentally =by chance 偶然地偶然地 discover本身含有偶然發(fā)現(xiàn)（某個(gè)已經(jīng)存本身含有偶然發(fā)現(xiàn)（某個(gè)已經(jīng)存在的東西）的含義在的東西）的含義 I dont know who discovered America. 7、He noticed the remains of a snake which was wound round the electric wires of a 16,000-

14、volt power line. notice 注意別人沒注意的東西注意別人沒注意的東西 the remains表示表示“尸體，殘骸尸體，殘骸”，必須用，必須用復(fù)數(shù)形式：復(fù)數(shù)形式： 23 The villagers were surprised to see the remains of an aeroplane near the lake. 16,000-volt power line 連字符連字符“-” 一旦加在兩個(gè)詞之間一旦加在兩個(gè)詞之間, 這個(gè)詞之間就失去了這個(gè)詞之間就失去了加復(fù)數(shù)的資格加復(fù)數(shù)的資格, 能夠加連字符的概念一定是能夠加連字符的概念一定是做定語做定語24 wind vt.

15、纏繞，卷在纏繞，卷在上；盤旋，蜿上；盤旋，蜿蜒蜒 vt. 纏繞，卷在纏繞，卷在上（常與上（常與around/round連用）連用） Did you wind this piece of wire round the tree? vt. 蜿蜒，盤旋蜿蜒，盤旋 wind ones way 蜿蜒而行蜿蜒而行 8、In this way, he was able to solve the mystery. in this way 就這樣就這樣25 9、A bird had snatched up the snake from the ground and then dropped it on to t

16、he wires. had done 先發(fā)生的事先發(fā)生的事 drop 無意掉下去的無意掉下去的 10、When it did so, it sent sparks down to the ground and these immediately started a fire. do so 這么做這么做 I refuse to do so. 我拒絕這么做我拒絕這么做 so常用于一些動(dòng)詞之后，代指前面提過的常用于一些動(dòng)詞之后，代指前面提過的某個(gè)動(dòng)作某個(gè)動(dòng)作/某件事，以免重復(fù)某件事，以免重復(fù) I think/believe so.26Comprehension questions1 Where wa

17、s there a big forest fire? In California. 2 Have firemen put it out? 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. 275 People are careless, arent they? Yes, they are. 6 When did the fi

18、remen examine the ground? Yesterday. 7 Did they find any broken glass? No, they didnt. 8 Did they think a cigarette end started the fire? No, theydidnt. 289 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

19、 did. )12 Was it what he was looking for? (No, it wasnt. )2913 What did he notice? The remains of a snake which was wound round the electric wires of a 16, 000-volt power line. 30 【Special Difficulties】 Throw to，Throw at and Throw away throw作及物動(dòng)詞主要含義為作及物動(dòng)詞主要含義為“投，擲，拋，投，擲，拋，扔扔”。 throw to (sb.) 扔給（某人）

20、扔給（某人） He threw the ball to me and I caught it. throw at 對(duì)準(zhǔn)某一目標(biāo)扔對(duì)準(zhǔn)某一目標(biāo)扔 The boy threw a stone at the window and broke it. throw away 扔掉，丟棄扔掉，丟棄 Many people throw away cigarette ends carelessly.31 Cause and Reason cause n. 原因，起因；原因，起因； Do you know the cause of the war? What was the cause of the delay

21、? v. 使使產(chǎn)生產(chǎn)生/發(fā)生，引起發(fā)生，引起 cause sth. 導(dǎo)致導(dǎo)致, 引起引起 What caused the accident? cause sb. to do sth. 導(dǎo)致某人做某導(dǎo)致某人做某事事32 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”講時(shí)，講時(shí)，reason與與cause可以互換，可以互換，但但reason與介詞與介詞for連用；而連用；而cause則與介詞則與介詞of連用。連用。 reason后面通常跟后面

22、通常跟why引導(dǎo)的從句：引導(dǎo)的從句： That was the reason why the meeting was put off. v. 推理，勸導(dǎo)，說服推理，勸導(dǎo)，說服 reason with sb. 勸說勸說(以道理以道理) How can you reason with him when he is so worried?33 Drop and Fall drop vi.&vt. （使）掉下，（使）落（使）掉下，（使）落下，放下（強(qiáng)調(diào)的是不小心掉下來）下，放下（強(qiáng)調(diào)的是不小心掉下來） As he walked past the tree, an apple dropped from

23、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（強(qiáng)調(diào)的是掉下來的概念倒，摔倒（強(qiáng)調(diào)的是掉下來的概念, 動(dòng)作）動(dòng)作） I fell and hurt myself. When leaves fall in autumn, Ill come back.34Key to KS ExercisesAWhat happened：began(1. 2); examined(1. 4);were not able tofind(1. 5); did not start(1. 6); discovered (1. 7

24、); 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)35CJack looked at his watch for the twentieth time. Suddenly Jill arrived. Ive

25、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

26、come. What have you been doing since then? Jack asked. Ive just been to the hairdressers，Jill answered brightly.36 c 根據(jù)課文第二行 they have been trying to find out how the fire began 可以判斷出只有c. wanted to find out what had caused the fire 最能說明消防隊(duì)員仔細(xì)查看地面的原因，其他3個(gè)選擇都不夠全面。372. d 根據(jù)課文第根據(jù)課文第10-12行行A bird had sna

27、tched up the snake from the ground and then dropped it on to the wires When it I did so, it sent sparks down to the ground and these immediately started a fire 可以判斷只有可以判斷只有d. a snake which had been dropped on to the wires by a bird 與課文的實(shí)際內(nèi)容相符，只有它是引起火災(zāi)與課文的實(shí)際內(nèi)容相符，只有它是引起火災(zāi)的原因，其他的原因，其他3個(gè)選擇都不符合課文的實(shí)際內(nèi)個(gè)選擇都

28、不符合課文的實(shí)際內(nèi)容。容。 383. a 只有a. since最合乎題目意思和語法。因?yàn)楸揪涫乾F(xiàn)在完成進(jìn)行時(shí)，只有since引導(dǎo)的時(shí)間短語最適合于完成進(jìn)行時(shí)態(tài)，表示“自從以來”，所以應(yīng)該選a.其他3個(gè)選擇都不能引導(dǎo)合適的時(shí)間短語。394. c 本句表示時(shí)間的詞是本句表示時(shí)間的詞是often, 表示經(jīng)表示經(jīng)常性的動(dòng)作，因此應(yīng)該用一般現(xiàn)在時(shí)。常性的動(dòng)作，因此應(yīng)該用一般現(xiàn)在時(shí)。 a. is causing 是進(jìn)行時(shí)，是進(jìn)行時(shí)，b. has caused 是完成時(shí)，是完成時(shí)，d. is caused by 是是現(xiàn)在時(shí)被動(dòng)語態(tài)，而本句需要主動(dòng)語態(tài)。現(xiàn)在時(shí)被動(dòng)語態(tài)，而本句需要主動(dòng)語態(tài)。 只有只有c. ca

29、uses 是一般現(xiàn)在時(shí)，第是一般現(xiàn)在時(shí)，第3人稱單數(shù)形式，本句人稱單數(shù)形式，本句的主語的主語Broken glass 是單數(shù)，所以是單數(shù)，所以c.最最符合語法，所以選符合語法，所以選c.405. c a. almost certain(幾乎肯定幾乎肯定)， b. fairly certain(相當(dāng)肯定相當(dāng)肯定)，c. completely certain(完全肯定完全肯定)， d. nearly certain(幾幾乎肯定乎肯定)4個(gè)選擇中只有個(gè)選擇中只有c. 同前一句中的同前一句中的quite sure(十分確信十分確信)意義最接近，所以選意義最接近，所以選c.416. c 只有只有c. succeeded in solving it (成功解決了它成功解決了它)同前一句中的同前一句中的 was able to solve the mystery (解開了這個(gè)謎解開了這個(gè)謎)的含義相同，的含義相同，