新概念第二册62课.ppt

1、Lesson 62:After the fire,Free talk: Have you ever experienced any natural disasters?,volcano(火山),sandstorm (沙尘暴),Can you tell some kind of natural disasters?,drought(旱灾),tsunami (海啸),Typhoon（台风）,Fire(火灾）,What happened ?,What can you see in this picture?,Everything was destroyed(毁灭) The city became r

2、uin(废墟),Earthquake,Earthquake of Tangshan in China in 1976,The cracks cut across the roads .,The buildings fell down .,Many things were destroyed, such as ,bridge,railway,buildings,A great number of people died and the number of people losing their homes was large.,What do you think may happen befor

3、e an earthquake?,Bright lights in the sky,Chickens are flying and dogs are barking, ,and Pigs and cows are too nervous to eat.,Fish jump out the pond, and mice run wildly out of the fields.,The well has deep cracks in it , and the water in it rises and falls.,What shall we do if an earthquake happen

4、s?,Discussion,Dos,Donts,Be close to the outside wall.,2.Stay on the balcony(阳台),3. Jump out of the tall building.,4. Use the lift .,1.Stay in a small room, such as kitchen or bathroom.,2.Hide under the table or bed , if you havent time to escape , you may stand close to the inside wall with some thi

5、ngs covering on the head.,3.If you stay in the open air , keep off the tall building, and go to the fields without trees .,Discussion: Imagine there is an earthquake now, your home begins to shake and you must leave it right away. You have time to take only one thing. What will you take? Why?,person

6、al washing things,a bottle of water,money,torch (手电筒),mobile phone,food and sweets,blanket (毯子),What will you take with you?,medicine,You will take:,Tang Shans new look,Brave City of China,While there is life, there is hope.只要人在，就有希望,What do you think of the earthquake in Wenchuan?,I cant stand it.

7、Because ,The earthquake happened in Wenchuan, Sichuan province.,What do you think of the earthquake?,I dont like it . Because ,terrible!,What do you think of the Chinese people?,I love them. They are friendly and .,What do you think of China?,Hold on, China!,New words and expressions,control spray s

8、moke quantity desolate root threaten century surrounding patch destruction blacken flood grass-seed authority,New words and expressions,desolate adj.无人烟的，荒凉的；荒芜的 a desolate house 废屋 v.Desolate 使荒芜（成废墟，无人烟） n.desolation threaten v.威胁 threaten sb. with sth.用威胁 The robber threatened the shopkeeper with

9、 a gun. 抢劫犯用手枪威胁店主。 Threaten to do扬言去做，眼见就要 They threatened to kill his child unless he did as they asked. 他们威胁说除非他按他们的要求去做，否则要杀死他的孩子。,New words and expressions,destruction n.破坏，毁灭。 The fire caused the destruction of my books. 这场大火是我的书被毁坏。 adj.destructive 破坏性的；毁害的 a destructive fire破坏性的大火,New words

10、and expressions,quantity n.数量，量 a quantity of 一些； in large quantity大量 in small quantity 少量； quantities of 大量的 root n.根，根茎 the root of a tree 树根 The root of the problem问题的根源,New words and expressions,blacken vt.熏黑，使变黑 Clouds blacken the heavens. 云遮暗了天。 black adj.+en(动词后缀）-blacken v. “en”与表示或描述性质或状态的名

11、词、形容词结合，构成动词，描述是某物具有特定性质或出于特定状态的活动过程。 tighten变紧，loosen变松，whiten变白，deepen加深， darken变黑，broaden变宽，shorten变短，quicken加快， worsen变糟，thicken变粗,Queations on the text:,How long did it take the firemen to get the fire under control? Had all the trees been burnt or not? Why were the surrounding villages of the

12、hills threatened with destruction? What did the forest authority do after the fire had been put out? What had begun to appear in the blacked soil in place of the green trees?,Firemen had been fighting the forest fire for nearly three weeks before they could get it under control. A short time before,

13、 great trees had covered the countryside for miles around . 1.Get sth. under control,使得到控制。Get 有“使处以某种状态”的含义。 e.g. Youd better get your dog under control. 你最好管住你的狗。 2.For miles around,方圆数英里 Around表示“在周围”、“向四周” This is the only modern building for miles around. 方圆数英里之内这是唯一的一座现代化建筑。,Now, smoke still r

14、ose up from the warm ground over the desolate hills. Winter was coming on and the hills threatened the surrounding villages with destruction, for heavy rain would not only wash away the soil but would cause serious floods as well. 1.was coming是过去进行时表示过去将来。它在这里表示季节的“到来”、”来临“。 When spring comes on,the

15、re will be flowers everywhere. 春天到来时到处都是鲜花。 2.threaten .with表示“以.威胁/恐吓” The thief threatened him with a knife. 小偷用刀子威胁他。 3.not only.but.as well=not only.but(also) He not only washed the car,but（also) polished it. 4.wash away表示“冲掉”、“冲走”或“洗掉”等 A wooden bridge was washed away by the flood. 一座木桥被洪水冲走了。,

16、When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly. The seed was sprayed over the ground in huge quantities by aeroplanes. 1.In huge quantities,大量的。 Quantity单数时仅表示“数量”，既可以用于表示多也可以用于表示少： They drank a large/great

17、/small quantity of beer last night. 昨天晚上他们喝了大量/许多/少量的啤酒。 Quantity复数时表示“大量”。 He bought books in (large) quantities. 他大量的购书。,The planes had been planting seed for nearly a month when it began to rain. By then, however, in many places the grass had already taken root. In place of the great trees which

18、had been growing there for centuries, patches of green had begun to appear in the blackened soil. 1.Take root表示“生根”，是固定短语。 This type of grass takes root easily. 这种草很容易生根。 也可以表示某种思想/想法等“扎根”。 The idea has been taken root in his mind. 这个想法已在他脑子里扎了根。 2.In place of 表示“代替”、“取代” Jane answered the phone in

19、place of Mary. 简代替玛丽接了电话。 3.Blackened为过去分词，作形容词，表示“变黑了的”、“烧焦的”The smoke has blackened the walls.,过去完成进行时（the past perfect progressive tense),一、构成：had been+现在分词 二、concept 1、过去完成进行时用于强调某动作在过去更早的某一段时间内一直在进行，并对过去某一时刻产生结果。与它经常连用的表示时间的词有before, for, since ,all day等。 She was very tired.She had been typing

20、letters all days. Did you race horses before you got married? Oh yes! Id been racing horses for years before I met my wife.,过去完成时 （The simple past perfect tense ) 1.构成，had+过去分词 2.概念，它表示过去某时或某动作发生之前已经完成的动作或情况， 即“较早的过去”。常用的连词有when, after,as soon as,(not) until,by that time,(never) before,already,for,s

21、ince,just等。 When I woke up in the morning, she had already had her breakfast. After he had said goodbye to us all,Captain Alison started his journey. I didnt know that she was a famous actress until you had told me. 除此之外还常与连词no soonerthan和hardlywhen连用。 He had hardly had time to settle down when he s

22、old the house and left the country. Hardly had he had time to settle down when he sold the house and left the country.,过去完成进行时与过去完成时的比较 1、过去完成时和过去完成进行时有时可以替换使用： Dan had worked/had been working for the firm for fifteen years when I first met him. 我第一次遇到丹时，他已在该公司干了15年了。 2、需要表示某个工作已经完成时，只能用过去完成时. When

23、I got home,I found that Jill had been painting her room. 我回到家时，看见吉尔在粉刷她的房间。（工作尚未完成） When I got home,I found that Jill had painted her room. 我回到家时，吉尔已经粉刷过她的房间了。（已完成） When I arrived,theyd already put the fire out. 我到达时，他们已经把火扑灭了。（不可用过去完成进行时）,Exercises:,1.到去年年底，我已经学了个单词,By the end of last year I _2000

24、words.,2. 在来美国之间，我已经学习了一些英语 I _some English before I came to America. 3.No sooner had she sat down than the telephone_. A.rings B.was riniging C.rang D.had rung 4.Hardly had he sat down_the phone rang again. A.when B.than C.then D.and 5.The heavy rain_away most of the soil,_nothing but sand on the s

25、urface of the ground. A.washed;leaving B.kept;and left; C.carried;and leaving D.kept;leaving,had learned,had learned,Exercises:,6.They were sweating all over because they_basketball for more than two hours. A.were playing B.were to play C.were to have played D.had been playing 7.After searching for

26、half an hour,she realized that her glasses_on the table all the time. A.were lain B.had been lain C.are lying D.had been lying 8.The bus came after I _for about half an hour. A.had been waiting B.have been waiting C.have waited D.was waiting 9.Do not discurbme.I _letters all morning and have written ten so far. A.write B.have written C.was writing D.have been writing Keys:3.D 4.C.5.A 6.A 7.D 7.D 8.A 9.D,词汇辨析 1、control and check (1)control(vt.)表示“指挥”、“控制”、“支配”、“管理”等