新概念2+lesson21

1、巨人聚优教研室13Lesson21 Mad or not?TextAirplanes are slowly driving me mad. I live near an airport and passing planes can be heard night and day. The airport was built years ago, but for some reason it could not be used then.Last year, however, it came into use. Over a hundred people must havebeen driven

2、away from their homes by the noise. I am one of the fewpeople left. Sometimes I think this house will be knocked down by a passing plane. I have been offered a large sum of money to go away, but I am determined to stay here. Everybody says I must be mad and they are probably right.Origin and history

3、The legend of flight dates back to the days of pre-history, and many stories can prove it. Our ancestors are so intelligent that making the dream of flight came true, which is according to the shape of birds. TheWright brothersare veryfamous among the inventors, and they madetheir firstflight trial

4、on December 17, 1903. This successful flight is admitted by the FAI (Federation Aeronautique Internationale), and its status is irreplaceable. By 1905, their flight was able to fully controllable and stable.Aircraft is the fastest and the most comfortable vehicle. It is appropriate to transport the

5、small but precious goods in a long distance flight. There are many free services on the plane like meals, drinks, blankets and so on. Flight crew are very mannerly and responsible, you can enjoy your trip under the services. A commercial aircraft has first class, business class and economy class. Yo

6、u can choose one kind on the basis of the individual condition.With the development of aviation, air travel in recent years becomes more and more popular, and it facilitates the tourism. As a famous person said, a coin has two sides. In fact, aviation has some negative impacts to the environment and

7、 human health. Aircraft engines give off noise, greenhouse gas and particulates, which leads to the climate ' s changing and global dimming. But modern aircraft are noteworthymore fuel efficient, producers are hammering at reduce the emission of CO2 and other greenhouse gas. They will use some h

8、igh-efficiency and clean fuels to clear up the drawbacks. Thus, we can take advantage of this giant bird, which makes our life colorful.Words and expressions MadAdj.狂怒的 If you say that someone is mad, you mean that they are very angry.You're just mad at me because I don't want to go.因为我不想去，你

9、就冲我发火。Adj.蠢疯的（表不满）You use mad to describe people or things that you think are very foolish.You'd be mad to work with him again.你要是再和他一起工作就是蠢疯了。madnessn.蠢疯It is political madness.这是政治蠢疯。Adj.（人）疯的 Someone who is mad has a mind that does not work in a normal way, with the result thattheir behaviour

10、 is very strange.She was afraid of going mad.她担心变疯MadlyAdv.疯狂地Down in the streets people were waving madly.下面大街上，人们在疯狂地挥手。Reasonn.原因 The reason for something is a fact or situation which explains why it happens or what causes it to happen.There is a reason for every important thing that happens.发生的每

11、一件重要事情都是有原因的belief or there is a definite causeof your feeling.They had reason to believe there could be trouble.他们有理由相信会有麻烦。n.理智 The ability that people have to think and to make sensible judgments can be referred to as reason.a conflict between emotion and reason.情感与理智的冲突。Vt.推断 If you reason that

12、something is true, you decide that it istrue after thinking carefully about all the facts.I reasoned that changing my diet would lower my cholesterol level.我推断改变我的饮食会降低我的胆固醇水平。Sumn.（一）笔（钱）A sum of money is an amount of money.Large sums of money were lost.大笔大笔的钱损失了。n.（数字的）和 he sum of twoor more numbe

13、rs is the numberthat is obtained when they areadded together.The sum of all the angles of a triangle is 180 degrees.一个三角形的所有角度之和是180度。n. 全部 The sum of something is all of it. You often use sum in this way to indicate that you are disappointed because the extent of something is rather small, or becau

14、se it is not very good.To date, the sum of my gardening experience had been futile efforts to rid the flower beds of grass.迄今为止，我全部的园艺经验就是给花圃徒劳地除草。sum up总结；概述；计算一的总数in sum总而言之；大体上determinedadj.坚决的 If you are determined to do something, you have made a firm decision to do it and will not let anything

15、 stop you.His enemies are determined to ruin him.他的敌人决意要毁了他。DeterminedlyAdv.坚决地She shook her head, determinedly.她坚决地摇摇头。be determined by由所决定to be determined 有待决定的We are determined to boycott them.我们决定拒绝跟他们来往。The accident determined her against further delay.这个事故使她决心不再拖延Notes on the text 1. Aeroplane

16、s are slowly driving me mad.飞机正在慢慢地把我逼疯了。drive sb mad: 逼某人发疯Sometimes it's enough to drive you mad if you are stuck in a traffic jam during the rush hour.有时在交通高峰期被困足以使人发疯The noise outside is driving me mad.外面的噪音快把我逼疯了。1. I live near an airport and passing planes can be heard night and day.我住在一个机

17、场附近，过往飞机日夜不绝于耳。passing planes :现在分词做定语sleeping baby 正在睡觉的/、孩day and night: 日 日夜夜I will sit by her bedside day and night.我会日夜守在她的床边。3. The airport was built years ago,but for some reason it could not be used then.机场是许多年前建的，但由于某种原因当时没有能够使用for some reason: 由于某种原因some+可数名词单数：某一 some booksome+可数名词复数：一些 s

18、ome bookssome+不可数名词：一些 some waterHe was late for school for some reason.由于某种原因，他上学迟到了！He didn't tell me the answer for some reason.由于某种原因，他没有告诉我答案！4. Last year,however,it came into use.去年，然而，它开始使用。come into use: 投入使用As costs go down, more solarwill come into use around the world.随着成本的下降，全世界更多的太阳

19、能将被使用。5. Over a hundred people must have been driven away from their homes by the noise.超过一百的人肯定是被噪音逼得离家远去。home:家，强调有感情；house仅仅指房子6. l am one of the few people left.我是少数留下来的人中的一个。one of的用法（3点）+名词复数+谓语动词的单数+形容词的最高left表示被留下来的，leave过去分词，left作定语后置left剩下的东西，相当于" Who are left （by the others） 其他人走了留下他

20、们”I have a bag left.There is ten cents left in my pocket.7. Sometimes I think this house will be knocked down by a passing plane 。有时我觉得这房子就要被一架飞过的飞机撞倒。knock down 拆散，撞倒8. I have been offered a large sum of money to go away,but I am determined to stay here.有人曾向我提供一大笔钱走了，但我决定留在这儿。offer v. 提供（相当于given ）

21、双宾语的被动语态中，主语有两种可能；以sb.做主语或以sth.做主语give sb. sth.> 被动 sb. be given sth.give sth. to sb.> 被动 sth. be given to sb.双宾语在变被动时用离动词最近的宾语做主语原文句型结构sb. be offered sth.9. Everybody says l must be mad and they are probably right.大家都说我肯定是疯了，也许他们说的是对的。Everybody不定代词作主语谓语动词用单数must be表对现在事实的肯定推测Spot the differen

22、ce Decide and determine都有“决定”的意思。decide指“经过询问、研讨和考虑之后，在几种可能的选择之中作出 决定” ,decide最为普通.She decided to leave here on Sunday instead of Monday.她决定星期日而不是星期一离开这里。decided 常与to, that, on, about 用，表示决心，决定to decide where to go决心去哪儿而与 between, for, angainst, in favor of, that 连用，表示判断, 判决The judge will decide the

23、 case tomorrow.法官将于明天对案子进行判决determinevt.决定 If a particular factor determines the nature of a thing or event, it causes it to be of a particular kind.The size of the chicken pieces will determine the cooking time.鸡块的大小决定烹饪时间。【Key structure 动词语态英语动 词 有两种 语态主动语态：主语是动作的执行者被动语态：主语是动作的承受者Many people speak

24、 English.（主动语态）English is spoken by many people.（被动语态）1 .被动语态使用方法a.不知道动作的执行者是谁，或没有必要指出动作的执行者时。My bike was stolen last night.Letters are collected at eight every morning.b.为了强调或突出动作的承受者时。The desk was made by Master Wang.The bag was taken away by his sister.巨人聚优教研室c.为了更好地安NF句子 The well-known person go

25、t on the bus and was immediately recognized by people.(一个主语就够了)d.在上下文中，为了使句子间连接紧密时。I have a new skirt. It was given to me as a birthday present by my aunt.2 .主动语态改为被动语态的方法将主动语态的宾语改为被动语态的主语。将主动语态的谓语动词改为“ be+过去分词”结构。将主动语态的主语改为介词by之后的宾语，放在谓语动词之后(有时可省略)。3 .将下列句子改成被动语态。a.We use English as a foreign langu

26、age. English is used as a foreign language( by us)b. People write business letters in English -Business letters are written( by people) in English.c.They make telephone calls in English. Telephone calls are made( by them) in English.d.Travelers and business people use English. English is used by tra

27、velers and business.e.Farmers grow rice in Zhejiang. Rice is grown by farmers in Zhejiang17【Exercise&Homework 一、选择题I.Before the house, you should get a friend over it.A) buyinglookingB)having boughtto lookC) buyingto havelooked D) buyingto look2. “ Why were you so late for work today? ”“to the o

28、ffice was very slow this morning because the traffic. ”A) DrivingB) I droveC)To driveD) That I drove3.It was impolite of him without good-bye.A) to leave, sayingB) leaving, to sayC) to leave, to sayD) leaving, saying4.He kept to his parents.A) putting off to write B) to put off to writeC) putting of

29、f writingD) to put off writing5.I ' ll go with you after I get through with the house.A) cleaningB) to cleaningC) tobecleanedD)having cleaned6 .How can you keep the machine when you are away?A) runB) to runC) runningD) being run7 . The People ' s Republic of China on October 1,1949.A. foundi

30、s founded8. Englishin Canada.A.speaks speakingB. was foundedC.D. was foundB. are spokenC. isD. is spoken149. This English song by the girls after class.C. is oftenA. often singsB. often sangsangD. is often sung二、使用括号中的词的正确形式填空1.1 have brought very(excite) news to you.2 .This is(excite) story that I

31、have ever read.3 .Did you tell the children(play) there(not make) any noise ?4 .Did you tell the children( play) there not to make any noise ?5 .The American president(visit) China now will return on Saturday.6 .The American president(visit) China now will return on Saturday.7 .This kind of car in J

32、apan. (make)8 . New computers all over the world. (use)三、阅读理解ALittle Tommy was doing very badly in math. His parents had tried everything tutors , cards, special learning cente rsin short, everything they could think of. Finally they took Tommy to a catholic(主教的)school.After the first day, little To

33、mmy came home with a very serious look on his face. He didn ' kiss his mother hello. Instead, he went straight to his room and started studying. Books and papers were spread out all over the room and little Tommy was hard at work. His mother was surprised. She called him down to dinner and as so

34、on as he finished eating, he went back to his room, without a word. In no time he was back hitting the books as hard as before. This went on for some time, day after day while the mother tried to understand what was happening.Finally, little Tommy brought home his report card. He quietly put it on t

35、he table and went up to his room and hit the books. His mom looked at it and to her surpris e little Tommy got an A in math. She could no longer hold her curiosity .She went to his room and asked, “ Son, what was it? Was it theMui)s( "Little Tommy looked at her and shook his head," No. ”“W

36、ell then, " she asked again. "WHAT was it? ”Little Tommy looked at her and said,“Well, on the first dOywIfench sawthat man nailed to the plus sigin（号）,I knew they weren ' t joking. ”1. Tommy' s mother felt surprised that his son.A. was still the same as usualB. ate so much at dinne

37、rC. kissed her hello after schoolD. worked hard but said little2. The underlined phrase “hitting the books " means “" in Chinese.A.用功 B.捶书 C.发泄 D.振作3. The last sentence in the passage shows that.A. Tommy felt sorry for the manB. Tommy was afraid of being nailedC. Tommy didn ' t like th

38、e plsignD. Tommy liked playing jokes on others4. From the passage, we can infer that.A. teachers should be strict with their studentsB. mistakes might do good sometimesC. a catholic school is much better than other onesD. nuns are good at helping children with their mathBIt was 3:21 A. M. when nine-

39、year-old Glenn Kreamer awoke to the smell of burning. Except for the cracking（爆裂声）of flames somewhere below, there was not a sound in the two-storey house at Baldwin Long Island.With his father away on night duty at a local factory, Glenn was worried about the safety of his mother, his sister Karen,

40、14 and his 12-year-old brother Todd. He ran downstairs through the smoke-filled house to push and pull at Karen and Todd until they sat up. Then he helped each one through the house to the safety of the garden. There, his sister and brother, taking short and quick breaths and coughing, fell down ont

41、o the lawn.The nine-year-old boy raced back into the house and upstairs to his mother' s room .He found it impossible to wake her up. Mrs. Kreamer, a victim of the smoke, was 16巨人聚优教研室unconscious件厥的）,and there was nobody to help Glenn carry her to the garden .But the boy remained calm and ,as a

42、fireman said later,“actecbWirhl afthe selftrained adult. ”On the bedroom telephone, luckily still working, Glenn called his father and, leaving Mr. Kreamer to telephone the fire brigade and ambulance（护车）service, got on with the task of saving his mother.First he filled a bucket with water from the b

43、athroom and threw water over his mother and her bed. Then, with a wet cloth around his head he went back to the garden.He could hear the fire engine coming up, but how would the firemen find his mother in the smoke-filled house where flames had almost swallowed up the ground floor?Grasping firmly a

44、ball of string（线）from the garage, Glenn raced back into the house and dashed upstairs to his mother ' s room. Tying one end of the string to her hand he ran back, laying out the string as he went, through the hall and back out into the garden.Minutes later he was telling fire chief John Coughlan

45、:"The string will lead you tmother. " Mrs. Kreamer was carried to safety as the flames were breaking through her bedroom floor.5. Why did Glenn run downstairs first?A. He wanted to find out what was happening.B. He was worried about his mother ' s safety.C. He wanted to save his sister

46、 and brother.D. He went to see if his father had come back from work.6. Who called the fire brigade and ambulance service?A. Glenn.B. Glenn ' s father.C. Glenn ' s sister.D. Glenn ' s neighbor.7. Glenn saved his family because.A. his father had taught him to do so on the phoneB. he had l

47、earned something about first aidC. he had dealt with the emergency（发事件）calmly and wiselyD. he had followed his mother ' s instructionsC21It is reported that conservation环保）groups in North America have been arguing about the benefits and dangers of wolves. Some groups believe wolves should be kil

48、led. Other people believe wolves must be protected so that they will not disappear from the wilderness流野）.For Killing WolvesIn Alaska, the wolf almost disappeared a few years ago, because hunters were killing hundreds of them for sport. However, laws were passed to protect the wolves from sportsmen

49、and people who catch the animals for their fur. So the wolf population has greatly increased. Now there are so many wolves that they are destroying their own food supply.A wolf naturally eats animals in the deer family. People in the wilderness also hunt deer for food. Many of the animals have been

50、destroyed by the very cold winters recently and by changes in the wilderness plant life. When the deer can' t find en（food, they die.If the wolves continue to kill large numbers of deer, their prey 皓物）will disappear some day. And the wolves will, too. So we must change the cycle of life in the w

51、ilderness to balance the ecolog* 态）.If we killed more wolves, we would save them and their prey from dying out. We' d alsoaravanomes.In another northern state, wolves attack cows and chickens for food. Farmers want the government to send biologists to study the problem. They believe it necessary

52、 to kill wolves in some areas and to protect them in places where there is a small wolf population.Against Killing WolvesIf you had lived long ago, you would have heard many different stories about the dangerous wolf. According to most stories, hungry wolves often kill people for food. Even today, the stories of the “ big bad wolf“ will not disappear.But the fact is