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 faster 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 a
