泛读第四册课后练习答案未讲解的17课rv

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1、泛读第四册未讲解17课课后练习及答案Lesson 1Exercises1. Reading ComprehensionRead the text again and choose the best answer to each of the following questions or statements.1) According to the author, what kind of people were the Wright brothers?A. recklessB. vainC. practical D. diffident2) It can be inferred from th

2、e text that when the Wright brothers began to do flying experiments, people _.A. had high expectationsB. didnt want to see them succeedC. had strong doubts about their successD. gave them lots of support3) The Wright brothers passed out of the headlines because of _. A. the outbreak of the World War

3、 IB. Wilburs deathC. more and more pioneers in flyingD. all of the above 4) Dos Passoss attitude towards the Wright brothers is _. A. suspiciousB. appreciative C. critical D. jeeringKey: 1) C 其他三项语义不符合 2) C 文章中提及人们嘲笑他们设计的飞机 3) D 文章提及了上面三个因素使莱特兄弟淡出了人们的视线4) B其他三项语义不符合2. Vocabulary Study Read the follo

4、wing groups of words carefully, find out their differences and then do the following exercises. 1) hover, soar Samples from the Text A. a fiftycent mechanical toy made of two fans worked by elastic bands that was supposed to hover in the air, (Ll. 63-65) B. occasionally eagles, that the Wright broth

5、ers followed soaring with their eyes as Leonardo watched them centuries before straining his sharp eyes to apprehend the laws of flight. (Ll. 94-98)C. Once theyd managed to hover for a few seconds and soar ever so slightly on a rising air-current they decided the time had come to put a motor in thei

6、r biplane. (Ll.112-115)Fill in each blank with a word in its proper form.A. If the birds have not flown for three years, they will _ into the clouds. If they have not sung for three years, their songs will take everyone by surprise. B. The helicopter _ over the crowd for a while before inching away.

7、 C. One can never consent to creep when one feels an impulse to _. D. It follows that they must either arrive at the opposite view or _ between the two. E. They can fly forward, backward, upside down and even _ in mid-air. F. At times Squeak would _ around my head, just looking at me for no apparent

8、 reason. G. His grace and wit during the dangerous incident caused his popularity to_. H. Some of us tug at the rules so hard that we never _ to reach the heights we might have obtained. 2) involved, engagedSamples from the TextA. trying to interest government officials, to make sense out of the smo

9、oth involved heartbreaking remarks of lawyers. (Ll. 127-128)B. As the flights got longer the Wright brother got backers, engaged in lawsuits,(Ll.138-140) Fill in each blank with a word in its proper form.A. She called Mrs. Watt, but the line was _. B. We should hold you responsible for any loss that

10、 may be _. C. The soldiers were _ in hand-to-hand combat with the enemy.D. The success of the project relies on the cooperation of all the parties _. E. How long has Alice been _ with that red-haired boy? F. We are now _ in a great and most glorious cause, never undertaken by our forefathers. G. It

11、is considered that bioclimatology is an _ subject. H. Fathers are encouraged to be more _ with their families.I. When she said she was _ to be married I nearly fell off my chair. J. He is believed to have been _ in the kidnapping of journalist Jill Carroll. Key to Vocabulary Study1) a. soar b. hover

12、ed c. soar d. hover e. hover f. hover g. soar h. soar (hover means 1) stay in the air in one place; 2) stay around one place; 3) stay close to certain amount. soar means 1) go upward fast; 2) be very high; 3) go through the air.)2) a. engaged b. involved c. engaged/involved d. involved e. involved f

13、. engaged/involved g. involved h. involved i. engaged j. involved(engaged means 1) busy; 2) having agreed to marry; 3) doing or actively involved in an activity. involved means 1) taking part in an activity or connected with it in some way; 2) having a romantic relationship with someone; 3) spending

14、 time with someone; 4) complicated. )Lesson 31. Reading Comprehension Read the text again and choose the best answer to each of the following questions.1) What is true about prescribed burning?A. It can only be done under certain weather conditions. B. It refers to a natural fire which is controlled

15、 by foresters.C. It has been practiced for over a century.D. It has gained wide acceptance after the Yellowstone fires.2) Which of the following cannot explain why people do prescribed burning?A. Fire is part of the ecosystem of forests, as important as sunshine and rain.B. A forest that has gone un

16、burned for many years is more likely to go up in flames.C. Frequent small fires staying low can pass through the forest floor quickly.D. Prescribed fires can reduce carbon dioxide in the forests.3) Which of the following does not increase the probability of a big forest fire?A. global warming B. gra

17、ssy clearings C. heavy growth of underbrushD. years of accumulating leaves4) Which of the following is not the necessary condition for doing prescribed burning? A. breeze B. steady fire C. dry weatherD. natural firebreak 5) The author writes this passage in order to _. A. explain what are prescribed

18、 firesB. show the need for prescribed firesC. tell how to stamp out wildfiresD. show the devastating consequences of wildfiresKey:1. A 文中明确提到计划烧除需要的天气条件 2. D 文中没有说到计划烧除可以减少森林中的二氧化碳 3. B 其他三项都提及，而B选项没有提及 4. A 没有提及A项 5.B 虽然其他三项略有提及，但是此文的初衷是表明实行计划烧除的必要性2. Vocabulary StudyStudy the following groups of w

19、ords carefully and fill in each blank with a word in its proper from. 1) fire, flame, blazeA. He could see the _ of the camp-fire across the beach. B. Actually, they were pouring oil on the _ and making matters worse. C. The _ of the sunlight on the water was breath-taking. D. The aircraft came down

20、 in _, and heat fused most of the parts together into a solid mass. E. The fire burned slowly at first, but soon burst into a _. F. Frequently, only heavy rain will provide the amount of water necessary to extinguish the _. G. Five fire engines brought the _ under control in just over an hour. H. Th

21、e recent outbreak of a series of fatal _ has caused deaths, injuries and loss of properties to our community and exposed fire hazards in ageing multi-storey buildings. I. The crew made a last effort to put out the _ before finally abandoning the ship. 2) ignite, light, kindleA. In a modern coal burn

22、ing electric generating plant the steam may be hot enough to _ wood. B. He claimed he had given up smoking, but later he _ a cigarette before my very eyes. C. When camping, you can _ a fire with dry leaves and small pieces of wood. D. It _ more easily than any other common gas and a high pressure le

23、ak can even _ spontaneously. E. The electric lamps went out so we had to resort to candles to _ the room. F. As far as we can discern, the sole purpose of human existence is to _ a light in the darkness of mere being. G. Flames _ up the night sky in a warehouse near Melbourne, Australia. H. Organize

24、 your day to avoid any setbacks that might _ temper flare-ups. I. Dreams _ a flame to illuminate our dark roads. Key to2. Vocabulary Study1) A. blaze/flames B. fire/flames C. blaze D. flamesE. blaze F. flames/fire G. fire/flames/blaze H. blazes/fires I. blaze/fire/flames (fire is a most general term

25、, meaning the event of something burning, often destructive and producing heat, light and sometimes smoke. flame refers to hot bright burning gas that you see when something is on fire and it is often used in its plural form. blaze means a strong fire that burns brightly or very bright light or colo

26、r.)2) A. ignite/kindle/light B. lit C. ignite/kindle/light D. ignites/kindles, ignite/kindle E. light F. kindle G. lit H. ignite I. kindle (All the three words ignite, kindle, and light can be used to mean 1) start burning; 2) make something start burning. But ignite emphasizes the reaching of the b

27、urning point, kindle emphasizes the preparation before making something burn, and light emphasizes the giving off of light and heat. Besides, ignite also takes on the sense of starting something dangerous, kindle also means make someone excited about something, and light also has the meaning of prov

28、iding light for a place.)3. Grammar StudyFill in each bracket with the proper form of the word before it and decide on its part of speech.1) By starting their own carefully control ( ) blazesa practice call ( ) prescribe( ) burningthey hope to put an end to monster wildfires, like the one that ravag

29、ed 500,000 Florida acres last summer. (Ll.10-13)2) In 1998 the Earths average surface temperature was the hottest ever record ( ), according to the World Meteorological Organization. (Ll.21-23)3) They also believe in letting fires spark ( ) by lightning burn naturally when cool, damp weather reduces

30、 the risk of runaway flames. (Ll. 29-31)4) Before the Forest Service interfered, scatter ( ) ground fires ignite ( ) by lightning cleared the forest floor of accumulating leaves, branches, and needles every 5 to 25 years. (Ll. 50-52)5) Years of amass ( _ ) underbrush light ( _ ) by lightning or care

31、lessly tend ( _ ) campfires can fuel a much hotter, faster-moving fire than would naturally occur. (L. 66-68)Key to 3. Grammar Study1) By starting their own carefully controlled (adj.) blazesa practice called (past participle) prescribed(adj.) burningthey hope to put an end to monster wildfires, lik

32、e the one that ravaged 500,000 Florida acres last summer. (Ll.10-13)2) In 1998 the Earths average surface temperature was the hottest ever recorded (past participle), according to the World Meteorological Organization. (Ll.21-23)3) They also believe in letting fires sparked (past participle) by ligh

33、tning burn naturally when cool, damp weather reduces the risk of runaway flames. (Ll. 29-31)4) Before the Forest Service interfered, scattered (adj.) ground fires ignited (past participle) by lightning cleared the forest floor of accumulating leaves, branches, and needles every 5 to 25 years. (Ll. 5

34、0-52)5) Years of amassed (adj.) underbrush lit (past participle) by lightning or carelessly tended (adj.) campfires can fuel a much hotter, faster-moving fire than would naturally occur. (L. 66-68)Lesson 4Exercises1. Do the multiple-choice questions.Read the text again and choose the best answer to

35、each of the following statements. 1) The author bought the car with money _. A. given by his motherB. given by his uncleC. from his part-time job D. both earned and borrowed2) The car was of extreme importance to the author as it _. A. made him popular and admired in schoolB. gave him a sense of dir

36、ection C. was a wonderful car with high speed D. made him a better person 3) The author could survive the car accident because _. A. the car speed was not so fast B. he was blessed by GodC. he was extremely lucky D. police came to his rescue quickly4) It can be inferred from the article that the aut

37、hor _. A. was spoiled by those around him including the state trooper B. was not always satisfied with his status in school C. was the only student in his school that could drive a carD. had no idea why he didnt receive any punishment after the accidentKey:1) D (文章第三段中作者提到I worked two summers in the

38、 hell and heat at minimum wage to earn enough money to buy her and still had to borrow money from my uncle Ed. 故选D项。)2) A （文章第四段作者说But the truth is I loved her because she was my equalizer. She raised me up, at least in my own eyes, closer to where I wanted and needed to be. 对他来说，这辆车最大的意义在于提升了他在学校的地

39、位。故选A项。）3) C （文章倒数第二、三段中人们都认为上帝和作者同在。因为No one, no one, flips a convertible at a hundred miles per hour, without a seat belt on, and walks away, undamaged。言下之意就是：他之所以能毫发无损完全是运气好。故选C项。）4) B (作者在文章第四段中提到But there was always a distance there, of my own making, usually.表明作者对自己在学校的地位和受欢迎程度并不完全满意。故选B项。)2.

40、Vocabulary Study Find a synonym from the box for each of the italicized words in the following sentences.crumple fling flip making pamper rumble standing stun1) Based on our observations of pancakecooking, we notice that the perfect time to turn over the pancake is when the bubbles on the top have j

41、ust popped.2) Parents often give their children too much care and attention without realizing it. They are over-zealous and would like to provide them with everything that is possible3) Almost everybody is expecting him to resign. What has really shocked the nation is how he has clung to power for s

42、uch a long time.4) It was a deep dark night. Thunder made a continuous deep sound in the distance, and lightning flashes lit the distant sky as a storm began to roll in.5) The presidents slide in popularity has been mostly of his own design, and is linked to his clumsy approach to some important iss

43、ues.6) She took summer courses to improve her ranking in high school and began to approach schoolwork with a new determination. 7) If you are not patient, you will be tempted to throw the book across the room in your frustration.8) Trust is like a piece of paper. When you crush it out of shape, you

44、can always straighten it out, but itll never be perfect again.Key:1) flip 2) pamper 3) stunned 4) rumbled 5) making 6) standing 7) fling 8) crumple3. Sentence Patterns to Imitatewould have if Samples from the Text1) It would have lasted longer, this upraised standing, if I had pampered her. (Ll. 47-

45、48)2) If she had not hit the ditch in just the right way, the police later said, it would have cut my head off. (Ll. 70-72)Rewrite the following sentences with the sentence pattern above.1) He would give me the chance to be interviewed if I was polite to him.2) If he did not turn the steering wheel

46、quickly he would crash into that truck.3) He would run faster if his toe was not hurt. Key:1) If I had been polite to the old man, he would have given me the chance to be interviewed.2) If he had not turned the steering wheel quickly, he would have crashed into that truck. 3) He would have run faste

47、r if his toe had not been injured.4. Put the Following into Chinese1) When you turn the key on a car built for speed, when you hear that car rumble like an approaching storm and feel the steering wheel tremble in your hands from all that power barely under control, you feel like you can run away fro

48、m anything, like you can turn your whole life into an insignificant speck in the rearview mirror. (Ll. 2-7)2) It was a test of nerves as well as speed, because you actually had to be slowing down, not speeding up, as you neared the finish line, because you just ran out of parking lot.(Ll. 40-43)3) I

49、 did not squall out when the light changedshe was not that kind of carbut let her rpms build, build and build, like winding up a top. (Ll. 59-61)4) I just remember mashing the gas pedal down hard, halfway through that sweeping turn, and the sickening feeling as the car just seemed to lift and twist

50、in the air, until I was doing a hundred miles per hour still, but upside down and sideways. (Ll. 65-69)5) Thankfully, I was too old for her to go cut a hickory and stripe my legs with it, but I am sure it crossed her mind. (Ll. 96-98)Key: 1)当你坐上一辆以速度见长的汽车，转动钥匙，听到发动机轰鸣，就像暴风雨即将来临，感受方向盘在手中颤抖，汽车强劲的马力彭勃欲

51、出，这时你会觉得你可以摆脱一切，可以把整个生活远远地抛在后面, 变成后视镜中微不足道的一个小点儿。（原句比较长，翻译时可以照原文的语序译，但要把长句拆分成短句。）2)它考验的不仅是速度，还有胆量，因为当你接近终点的时候，必须减速，而不是加速， 因为这时你已经开到停车场的边缘了。（注意第二个because所表达的意思。）3)当红灯变绿灯的时候， 我没有风驰电掣地冲出去她不是那种车而是慢慢提高发动机转速，越来越高，越来越高，就像沿着盘山路登顶一样。（翻译时该解释的地方必须解释，加字或减字。）4)只记得我一个劲儿地踩油门，在急转弯处开到一半的时候，车好像要飘离地面在空中扭曲起来，我感到一阵恶心。后来

52、，当车速还保持在每小时一百英里的时候，它底朝天侧翻在了路边。 （由于原文的行文与汉语习惯大不相同，翻译时应适当调整结构，使译文通顺易懂。）5)幸亏我已经不是小孩子了，要不然她会去砍一根胡桃树枝，狠狠地抽我的腿。不过我敢肯定她动过这个念头。Lesson 5Exercises1. Do the multiple-choice questions.1) The authors father didnt like the Reo because _. E. he was in a bad physical condition and couldnt drive a carF. he didnt lik

53、e the new inventions G. he knew little about cars and doubted its reliabilityH. he didnt feel comfortable with cars2) Roys scheme to frighten his father _.B. succeeded at first but ended unhappilyC. failed as his father knew the truthD. was perfect but not successful E. had destroyed the engine3) Th

54、e authors mother believed that _. E. electricity was leaking all over the houseF. the telephone was a very dangerous inventionG. one could drive a car without gasolineH. the phonograph was run by gasoline and dangerous4) It can be inferred from the story that at that time _. A. automobiles were disl

55、iked by most people, especially women B. automobiles were reliable but very hard to drive C. people knew nothing about the structure of automobilesD. people sometimes had unreasonable fears about automobiles Key:1) C（文章第二段中提到He had never liked the machine, even when it was good, sharing my ignorance

56、 and suspicion of all automobiles of twenty years ago and longer.作者父亲对老车知之不多，对其性能充满怀疑。故选C项。）2) A （文章第三段最后部分描述了作者父亲的反应“God Almighty!” said father, who knew what that meant, or knew what it sounded as if it might mean. 说明他一开始信以为真。第四段开头作者又说 it ended unhappily,作者父亲最后发现了实情。故选A项。）3) C（文章第四段中提到 My mother,

57、for instance, thoughtor rather, knewthat it was dangerous to drive an automobile without gasoline.故选C项。）4) D（ABC三项文中均未提及。文中第四段提及作者母亲很害怕自己的儿子会开车不用汽油，从而产生危险。表明当时有些人对汽车了解不多，有时会有些非理性的担心恐惧。故选D项。）2. Vocabulary StudyFind a synonym from the box for each of the italicized words in the following sentences. Ch

58、ange the form if necessary. contend disgrace delusion give way reassure come by9) It cannot be emphasized too strongly that the presidents behavior has brought shame not just on himself, but on his office and his country.10) Bob harbored the mistaken opinion that his neighbors were jealous of the Gr

59、eek statues in his front yard, when actually they found the statues silly.11) After the earthquake, the dam north to the city threatened to collapse, prompting the city to evacuate residents in many neighborhoods. 12) He claims that for a nation to try to tax itself into prosperity is like a man sta

60、nding in a bucket and trying to lift himself up by the handle13) Michael sometimes feels threatened by people with more education, and tries to make himself feel less worried by saying that life experience are more valuable than schooling14) Everyone who has talked with him cannot help wondering how

61、 in the world he obtained such a wide store of knowledge.Key: 1. disgrace 2.delusion 3. give away 4. contends 5. reassure 6. came by3. Sentence Patterns to ImitateDo sth. as one might do, doingSample from the TextIt picked up the tired old automobile as a terrier might seize a rabbit and tossed it a

62、bout unmercifully, losing its hold now and then but catching a new grip a second later. (Ll. 88-91)Complete each sentence with the above sentence pattern.1) The robot picked up the man _(就像猫抓老鼠一样 ) and tossed him mercilessly, letting go now and then but catching a new grip a second time.2) The helicopter picked the criminal up _