大学英语精读3课后问题答案解析

Unit OneKey to ExerciseVocabulary4. Complete the sentences by translating the Chinese in the brackets1. differ2. differently, different3. difference4. serious, serious, seriously5. seriousness, seriously polluted6. Fortunately/ Luckily, pollution, seriously, pollute4 Translate the following sentences using words and expressions taken from the text.1. 他们利用我们求助无门的困境把我们公司接管了。

They took advantage of our helpless situation and took over our company.2. 虽然我们面前仍有困难，但我肯定我们中国人有智慧靠自己实现国家的和平统一。

Although there are still difficulties ahead of us, I am sure that we Chinese people will have the wisdom to bring abou t the peaceful unification of our country on our own.3. 只强调国内生产总值是错误的，它会引起很多严重问题。

It is wrong to put emphasis on nothing but GDP. It will give rise to many serious problems.4. 他喜欢炫耀他的财富，但是这完全是徒劳的，人们仍然像躲避毒药那样躲避他。

Unit OneKey to ExerciseVocabulary4. Complete the sentences by translating the Chinese in the brackets1. differ2. differently, different3. difference4. serious, serious, seriously5. seriousness, seriously polluted6. Fortunately/ Luckily, pollution, seriously, pollute4 Translate the following sentences using words and expressions taken from the text.1. 他们利用我们求助无门的困境把我们公司接管了。

They took advantage of our helpless situation and took over our company.2. 虽然我们面前仍有困难，但我肯定我们中国人有智慧靠自己实现国家的和平统一。

Although there are still difficulties ahead of us, I am sure that we Chinese people will have the wisdom to bring abou t the peaceful unification of our country on our own.3. 只强调国内生产总值是错误的，它会引起很多严重问题。

It is wrong to put emphasis on nothing but GDP. It will give rise to many serious problems.4. 他喜欢炫耀他的财富，但是这完全是徒劳的，人们仍然像躲避毒药那样躲避他。

Unit OneKey to ExerciseVocabulary4. Complete the sentences by translating the Chinese in the brackets1. differ2. differently, different3. difference4. serious, serious, seriously5. seriousness, seriously polluted6. Fortunately/ Luckily, pollution, seriously, pollute4 Translate the following sentences using words and expressions taken from the text.1. 他们利用我们求助无门的困境把我们公司接管了。

They took advantage of our helpless situation and took over our company.2. 虽然我们面前仍有困难，但我肯定我们中国人有智慧靠自己实现国家的和平统一。

Although there are still difficulties ahead of us, I am sure that we Chinese people will have the wisdom to bring abou t the peaceful unification of our country on our own.3. 只强调国内生产总值是错误的，它会引起很多严重问题。

It is wrong to put emphasis on nothing but GDP. It will give rise to many serious problems.4. 他喜欢炫耀他的财富，但是这完全是徒劳的，人们仍然像躲避毒药那样躲避他。

Unit 8 Study & PracticeII. Comprehension of the Text1. l) d 2) d 3) c 4) a 5) b 6) e 7) b 8) c III. Vocabulary ActivitiesI. 1) neglects 2) attain3) will ... interfere with 4) hostile5) shaped 6) projecting7) appropriately 8) creative9) will contribute to 10) span11) remarkable 12) vision13) soared 14) supposedly2. 1) picture 2) appropriately3) go about 4) amount to5) achievement 6) benefit7) growth 8) Due to9) no substitute for 10) neglected brushing11) tense3.1) go about 2) dream of3) set aside 4) amount to5) interfere with 6) have gone beyond7) contributed to 8) reacted to/will react to9) was getting along with lO) lies inIV. Enriching Your Word Power1. l) sunbathe 2) shoplift 3) air-drop 4) heat-treat5) baby-sit 6) mass-produce 7) sleepwalk 8) typewrite2. 1) covered 2) made 3) good 4) cutting5) minded 6) willed 7) day 8) minute9) class 10) out 11) built 12) matter13) forgotten 14) wellV. Usage1. affect my decision2. the effect of the sleeping pills3. had a serious effect on/seriously affected the growth of crops4. will affect/have an effect on his eyesight5. was affected by the rain6. didn't have any effect7. effect a complete change8. had an almost immediate effect on/almost immediately affected his thinkingVI. StructureI. 1 ) Give us the tools and we will finish the job in two days.2) Turn over the page and you will see what I mean.3) Think of the difficulties that face us, and you will realize why progress is slow.4) Give them an inch and they will take a mile.5) Follow my instructions and you won*t get lost.6) Take a ten- or fifteen-minute "vacation" into the realm of the imagination each day,and you will probably add much to the excitement and enjoyment of your life.2. 1 ) My brother, a young chemist, is conducting experiments in much the same way thathis instructor used to do.2) The Americans spend Christmas Day in much the same way that the Europeans do.3) Mrs. Lu, born and brought up in France. does cooking in much the same way thatthe French do.4) Your nervous system reacts to what you imagine to be true in much the same waythat it does to real experiences.5) English is taught in your country in much the same way that Spanish is taught inours.VII. Cloze1. (1) hostile (2) interfere with (3) amount to (4) fantasy(5) benefits (6) contribute (7) recommend (8) picture(9) vision (10) supposedly (1l) neglect (12) substitute(13) attain2. (11) open (2) singing (3) window (4) what(15) sitting (6) in (7) say (8) so(9) that (10) not (1l) daydreaming (12) same(13) thoughtsVIII. Translation1. We didn't like his attitude that he deserved special treatment.2. Even if you are one of the best students in class, in order to maintain your grades youmust review your lessons often.3. Some of the old fantasies about the space age have come true.4. It is true that some people achieve success very early in life, while others must work along time before attaining their goals.5. He maintained that the failure of the experiment was largely due to inadequatepreparation.6. Researchers now recommend that we take time every day to project our desired goalsonto the semen in our minds.Reading ActivityExercise A1. b2. d3. a4. aExercise B1. For example (Group 1), Although (Group 2)2. Since (Group 5), Thus (Group 4)Exercise CI.F 2. T 3. T 4. F 5. F 6. F 7. F 8. T 9. TliLTExercise D( Appendix 3)Guided Writing1. Paragraph 3: Attitudes towards daydreaming are changing in much the same way thatattitudes towards night dreaming have changed.Paragraph 6: The most remarkable thing about daydreaming may be its usefulness inshaping our future lives as we want them to be..How to Attain Our Goals in LifeAs a sailing ship has a certain destination, so we must have a definite goal in our life. To succeed in life, a man must learn to develop such qualities in himself asindustry, persistence, confidence, and strong willpower. Here I would like to dwell alittle on the first two.Undoubtedly, hard work is the key to success. Take Peter G. Beidler for example. Having chosen teaching as his career, Professor Beidler made a great effort to meet the challenges of the profession. Day after day he stayed up late preparing his lectures,even when his eyes became swollen for lack of sleep. His subsequent success as ateacher was borne out by the fact that he was named The Professor of the Year in 1983. Obviously his success has had a great deal to do with hard work.Persistence is another important factor leading to the realization of one's goal in life. Once we have set a goal for ourselves, we must not depart from our course untilwe reach it. The mother in Unit 5 is a case in point. She refused to give up in the faceof all the challenges in life. Instead, she persisted in improving herself. In the end, she became a reporter with a local newspaper. Clearly persistence helped to make herdream come true.。

Unit OneKey to ExerciseVocabulary4. Complete the sentences by translating the Chinese in the brackets1. differ2. differently, different3. difference4. serious, serious, seriously5. seriousness, seriously polluted6. Fortunately/ Luckily, pollution, seriously, pollute4 Translate the following sentences using words and expressions taken from the text.1. 他们利用我们求助无门的困境把我们公司接管了。

They took advantage of our helpless situation and took over our company.2. 虽然我们面前仍有困难，但我肯定我们中国人有智慧靠自己实现国家的和平统一。

Although there are still difficulties ahead of us, I am sure that we Chinese people will have the wisdom to bring abou t the peaceful unification of our country on our own.3. 只强调国内生产总值是错误的，它会引起很多严重问题。

It is wrong to put emphasis on nothing but GDP. It will give rise to many serious problems.4. 他喜欢炫耀他的财富，但是这完全是徒劳的，人们仍然像躲避毒药那样躲避他。

⼤学英语精读第三册课后练习答案（KeytoExercisesUnit8）Unit 8Study & PracticeII. Comprehension of the Text1. l) d 2) d 3) c 4) a 5) b 6) e 7) b 8) cIII. Vocabulary ActivitiesI. 1) neglects 2) attain3) will ... interfere with 4) hostile5) shaped 6) projecting7) appropriately 8) creative9) will contribute to 10) span11) remarkable 12) vision13) soared 14) supposedly2. 1) picture 2) appropriately3) go about 4) amount to5) achievement 6) benefit7) growth 8) Due to9) no substitute for 10) neglected brushing11) tense3.1) go about 2) dream of3) set aside 4) amount to5) interfere with 6) have gone beyond7) contributed to 8) reacted to/will react to9) was getting along with lO) lies inIV. Enriching Your Word Power1. l) sunbathe 2) shoplift 3) air-drop 4) heat-treat5) baby-sit 6) mass-produce 7) sleepwalk 8) typewrite2. 1) covered 2) made 3) good 4) cutting5) minded 6) willed 7) day 8) minute9) class 10) out 11) built 12) matter13) forgotten 14) wellV. Usage1. affect my decision2. the effect of the sleeping pills3. had a serious effect on/seriously affected the growth of crops4. will affect/have an effect on his eyesight5. was affected by the rain6. didn't have any effect7. effect a complete change8. had an almost immediate effect on/almost immediately affected his thinkingVI. StructureI. 1 ) Give us the tools and we will finish the job in two days.2) Turn over the page and you will see what I mean.3) Think of the difficulties that face us, and you will realize why progress is slow.4) Give them an inch and they will take a mile.5) Follow my instructions and you won*t get lost.6) Take a ten- or fifteen-minute "vacation" into the realm of the imagination each day, and you will probably add much to the excitement and enjoyment of your life.2. 1 ) My brother, a young chemist, is conducting experiments in much the same way that his instructor used to do.2) The Americans spend Christmas Day in much the same way that the Europeans do.3) Mrs. Lu, born and brought up in France. does cooking in much the same way thatthe French do.4) Your nervous system reacts to what you imagine to be true in much the same way that it does to real experiences.5) English is taught in your country in much the same way that Spanish is taught in ours.VII. Cloze1. (1) hostile (2) interfere with (3) amount to (4) fantasy(5) benefits (6) contribute (7) recommend (8) picture(9) vision (10) supposedly (1l) neglect (12) substitute(13) attain2. (11) open (2) singing (3) window (4) what(15) sitting (6) in (7) say (8) so(9) that (10) not (1l) daydreaming (12) same(13) thoughtsVIII. Translation1. We didn't like his attitude that he deserved special treatment.2. Even if you are one of the best students in class, in order to maintain your grades youmust review your lessons often.3. Some of the old fantasies about the space age have come true.4. It is true that some people achieve success very early in life, while others must work along time before attaining their goals.5. He maintained that the failure of the experiment was largely due to inadequatepreparation.6. Researchers now recommend that we take time every day to project our desired goalsonto the semen in our minds.Reading ActivityExercise A1. b2. d3. a4. aExercise B1. For example (Group 1), Although (Group 2)2. Since (Group 5), Thus (Group 4)Exercise CI.F 2. T 3. T 4. F 5. F 6. F 7. F 8. T 9. TliLTExercise D( Appendix 3)Guided Writing1. Paragraph 3: Attitudes towards daydreaming are changing in much the same way thatattitudes towards night dreaming have changed.Paragraph 6: The most remarkable thing about daydreaming may be its usefulness inshaping our future lives as we want them to be..How to Attain Our Goals in LifeAs a sailing ship has a certain destination, so we must have a definite goal in our life. To succeed in life, a man must learn to develop such qualities in himself asindustry, persistence, confidence, and strong willpower. Here I would like to dwell alittle on the first two.Undoubtedly, hard work is the key to success. Take Peter G. Beidler for example. Having chosen teaching as his career, Professor Beidler made a great effort to meet the challenges of the profession. Day after day he stayed up late preparing his lectures,even when his eyes became swollen for lack of sleep. His subsequent success as ateacher was borne out by the fact that he was named The Professor of the Year in 1983. Obviously his success has had a great deal to do with hard work.Persistence is another important factor leading to the realization of one's goal in life. Once we have set a goal for ourselves, we must not depart from our course untilwe reach it. The mother in Unit 5 is a case in point. She refused to give up in the faceof all the challenges in life. Instead, she persisted in improving herself. In the end, she became a reporter with a local newspaper. Clearly persistence helped to make herdream come true.。

大学英语精读第三册第三版答案解析大学英语精读第三册第三版(上海外语教育出版社)答案第三版Unit11) accent2) turn against3) a couple of4) takes his time5) fate6) confirmed7) witness8) subsequent9) stands a chance10) trial1) belief2) brilliant3) employment4) has saved up5) stood a chance6) were awarded7) Presumably8) conducted9) casual10) around (which student life) revolves1) Joe wrote to say that he had to put off his visit because of his illness.2) Despite the noise, they went on working as if nothing were happening.3) Traffic was held up for several hours by the accident.4) Called (up) on to speak at the meeting, I couldn't very well refuse.5) Mrs. Stevenson looked in the cupboard and found there was not a single lump of sugar left.6) It was the rumor that turned Joe against his twin brother.7) We wondered how Sara was getting on in her new job.8) Although Anne agreed with me on most points, there was one on which she was unwilling to give in.9) Visitors could photograph almost anything here withouthaving to ask for permission.10) Whether we make an excursion or stay home will depend on tomorrow's weather.1) uncertain，unafraid，unacceptable，unfamiliar，unequal；2) unanswered，unattached，unknown，undecided，unexpected；3) unhappily，unskillfully，unconsciously，unnecessarily，uncomfortably；4) unsay，undress，untie，unlock，unload。

Unit 11.How did the author feel about the incident at the time it occurred?What doeshe think of it now?the author felt that it was a rather unpleasant experience at the time it happened,but now he thinks he can make a good story from the incident2.Why did he go to Richmond?he went there to look for a temporary job to make enough money to go travelling 3.What did the author think got him into trouble with the law?the author thought it must be his obvious aimlessness of wandering in the streets that got him into trouble with the law4.What did he see when walking out of the local library?He saw a man walking across the road with the obvious intention of talking to him5.What did the man say to him? Did he take the man’s works seriously at first?The man said that he was a policeman and was going to arrest him. But the author didn’t take the man’s words seriously but thought it was some kind of joke at first6.When and how did the author come to see the man was being serious?At the time when another policeman appeared in uniform, the author came to see the man was serious7.What grounds did the policemen have for suspecting that the young man waswandering with intent to steal milk bottles?First ,the policemen saw the young man wandering aimlessly in the streets sometimes just stopping and looking around him. Then, it turned out there had been a lot of petty thieves in the area who stole milk bottles from doorsteps.On these grounds ,the policemen suspected that the young man was wandering with intent to steal milk bottles8.What does the author mean by his “big mistake”?By his “big mistake ”, the author means he shouldn’t have had long hair and appeared so cool and unconcerned about the incident ,and shouldn’t take himself as part of the sixties’“youth counterculture”,because all these confirmed the policemen’s suspicion that he was a disrespectable fellow9.How did he behave when he was questioned at the police station?W hat did thepolice decide to do with him?When he was questioned ,he continued to try to look worldly and au fait with the situation. As a result , the police charged him officially and told him to report to Richmond Magistrates’ Court the follow Monday10.What did his father do when he learned about the incident?As soon as his father learned about the incident ,he hired a good solicitor 11.What were the things his release from the charge depended on?The things his release from the charge depended on were his “right” accent, respectable middle-class parents, reliable witnesses, such as, his English teacher as his character witness, and a very good solicitor in particular. 12.What did the policeman probably mean by saying” You could have been a bit morehelpful when we arrested you”?By saying these words, the policeman probably meant that he should have looked very angry and said something like,”Look here,do you know who you’re talking to? Iam a highly successful student with a brilliant academic record. How dare you arrest me!”then, they world perhaps have apologized to him and let him go.Unit 21.what did the author’s children teach him he other night?作者的孩子们在某个晚上教给了他什么The author’s children taught him about paradigm shifts, and limitations of linear thinking and how to refocus parameters one night2.what were the author and his children doing that night?当天晚上作者和他的孩子们在做什么？They were playing their own oral version of the Sesame Street game, “What Doesn’t Belong?”3.what was the question the father put to his children?父亲给孩子提的问题是什么？The question is “What doesn’t belong, an orange ,a tomato or a strawberry?”4.what was the oldest child’s answer to the question?最大的孩子的答案是什么？The oldest child answered that it was tomato became the other two were fruits.5.What did the author think of his answer?作者认为他的答案如何？The author thought the answer was right6.What answers did his 4-year-old and 6-year-old give?四岁和六岁的孩子又给出了什么样的答案The author’s 4-year-old child said that the right answer was strawberry because the other two were round and a strawberry was not. And his 6-year-old child said that answer should be orange because the other two were red 7.What did the 9-year-old and the middle one add to the answers?作者九岁和六岁的孩子又补充了什么样的答案？The 9-year-old added that it could also be the orange because the other two grew on vines and the middle child said that it could be strawberry because it was the only one they put on ice cream8.Why does the author think Copernicus, Reuben Mattus and Edward Jenner belongin the same group?作者为什么认为哥白尼、鲁宾马修斯和爱德华詹纳都属于同一种人？The author thinks that these three famous people belong in the same group because they were doing what every scientist who’s ever made an important discovery throughout history has done, according to Thomas Kuhn, in his book, The Structure of Scientific Revolution :They were shifting old paradigms 9.What did the author’s children do to deserve membership in the same groupas Copemicus and Edward Jenner?作者的孩子们做了什么使得他们能够成为和哥白尼和爱德华詹纳同一种的人？The children were refocusing the parameters. They were redefining theproblems. They were reframing the questions. And these are exactly the same that Copemicus and Edward Jenner have done10.What if the Sesame Street game had been a workbook exercise in school?假如《芝麻街》的游戏是学校练习本上的习题，情况又会如何？If Sesame Street game had been a workbook exercise in school, every kid who framed the question differently than “Which is not a fruit?” would have been wrong, that is to say every kid who didn’t circle tomato would have been marked wrong.11.Why does the author wish to remind us that there are real limits to the valueof information?作者为什么希望提醒我们信息的价值是有限的？Because unless we shift our paradigms and refocus our parameters, the super information highway will lead us nowhere. From the examples of those great scientists and inventors, the author tells us that we are not now, nor have we recently been suffering from a lack of information so that what we need as we begin to downshift onto the information highway is not more information but new ways of looking at it.12.What , according to the author, should we bear in mind when begin to downshiftonto the information highway?作者认为当我们驶入信息高速公路时，我们应该牢记的是什么？According to the author, we should bear in mind that what we need as we begin to downshift onto the information highway is not more information but new ways of looking at itUint 31）according to the author, what is the goal most Americans are taught to achieve in life?译文：在作者看来，大多数美国人受到要获取什么生活目标的教育？答案：most Americans are taught to manage to achieve money and power when they grow up according to the author.2) Is teaching the easiest way for the author to earn a living? How does he feelabout teaching?译文：教书是作者最容易的谋生手段吗？他对教书感觉如何？答案：No. he feels that teaching is the most difficult of the various ways he has attempted to earn his living. for him, teaching is a red-eye, sweaty-palm, and sinking-sto mach profession.3）does the author think he is very knowledgeable? How does he feel he sees his students take notes on what he says in class?作者认为自己很有学问吗？当他看到学生在他课堂上把他教的内容作笔记时他怎么想？答案：No .he does not think that he is very knowledgeable. He is amazed to see that his students take notes on what he says in class.4) what does the author think of the pace of the school calendar? What does hedo in the summer vacation?译文：作者认为学校的生活节奏安排怎么样？他在暑假里做什么？答案：he likes the pace of the academic calendar. He thinks that the summer vacation offers an opportunity for reflection, research, and writing.5) what does the author mean when he says ‘teaching is a profession built on change ’?译文：作者说“教师是一个建立在变化基础上的职业”是什么意思？答案：he means that when the teaching material is the same he can change his teaching methods, and what’s more, he can teach different students each year.6) what does the author mean when he says “as a teacher, I am my own boss ”?译文：作者说“作为一个老师，我是我自己的老板”是什么意思？答案：he means he has the freedom to make his own mistakes, to learn his own lesson. Especially, he wants his freedom to choose the method. No one is to say he can’t.7) can you say something about Jacqui in your own words?译文：你是否能用你自己的话说说杰基是怎样的人？答案：Yes . Jacqui is a woman who works as a cleaner in school, but she has the ability to make more correct judgement by intuition than most of us can do by analysis. Maybe she is influenced by the author, so she has decided to finish high school and go to college.8) was the corporation the author and his students set up a success? How do you know?译文：作者和他的学生建立起的公司成功了吗？你是怎么知道的？答案：yes. The corporation was great success. We know from the fact that at the end of the semester they sold the house, paid off their debts and distributed the profits among the class members.9) what are the most important reasons the author gives for choosing teaching ashis profession?译文：作者选择教师作为职业的最重要的原因是什么？答案：the most important reasons for the author to teach are that some of his favorite students, a teacher is being present at the creation, when the clay begins to breathe.10 )what does the author mean by saying that as a teacher he has money and power?译文：作者说作为教师他又金钱和权利是什么意思？答案：the author means he gets paid to do what he enjoys: reading, talking with people and asking questions, and he has the power to nudge, to fan sparks, to suggest books and to point out a pathway.Unit 41.In what ways was Sarah’s e-mail similar to other letters the author received?In what ways was it differernt?莎拉的电子邮件和作者收到的其它信件在什么方面相似？在什么方面不同？Similar to other letters, the e-mail Sarah Morris sent took the author to task for his comments on the Los Angles Dodgers and argued that the author had got everything wrong. However it was different from the others in at least two ways.It contained more details than the usual “You’re an idiot”, such as vital statistics on the team’s performance2.What was Sarah’s dream?莎拉的梦想是什么？Sarah’s dream is to become a baseball editorialist3.What in Sarah’s second e-mail caught the author’s attention? Why did he sayit was worth one more response?莎拉第二封电子邮件中什么内容引起了作者的关注？为什么他说值得再回封信？The misspelling in the last line of her second e-mail. When spelling the word “dream”, she missed the letter “r”. The author thought Sarah might be truly searching for something, and he needed Sarah to explain.4.What did the author think of Sarah’s website?作者如何看待莎拉的网站？The author found that Sarah’s website was not a fancy one although she covered the Dogers as extensively as any reporter in the country. He wondered whether there was any reader.5.Did Sarah think her disability would prevent her from finding a job? How do youknow?莎拉认为她的残疾会妨碍她找工作吗?你是如何知晓的？Yes , she knew her situation, and the purpose of starting her own website is to find a job6.What led the author to think Sarah was deliberately deceiving him?什么使作者认为莎拉故意欺骗他？When the author asked Sarah to give him a call, Sarah refused to do so and the reason she provided was that she had a speech disability.7.How did Sarah become a Dodger fan?莎拉如何成为道奇队的球迷的？While growing up in Pasadena, Sarah had become a Dodger fan. In her sophomore year at Blair High, she undertook a post as the statistician of a junior varsity baseball team.8.Why did author drive a long way to visit Sarah? What did he find when he arrivedat her house?为什么作者长途驱车拜访莎拉？当他到达她家时他有何发现？The author felt curious about what Sarah had said, and he also wanted to find out the truth. When he arrived at her house ,he found that Sarah’s living condition was poor, the condition for her own website was not her supposed condition, and Sarah really got serious physical handicap. But all those couldn’t stop her pursuing her dream of becoming a baseball editorialist. 9.Why did the author call Sarah Morris the great Sarah Morris?为什么作者称莎拉莫里斯是伟大的莎拉莫里斯？Sarah did not lose her hope because of her physical handicap, believing in dedication to work.Without the best equipment and help, she still started her own website and covered a baseball team as extensively as any reporter in the country.10.How did Sarah Morris change the author?莎拉莫里斯是如何改变作者的？Sarah Morris made the author believe people were sincere and honest, not motivated by selfishnessUint 51)what did the author plan to do when he came home from school one winter day?译文：在一个冬季的一天，作者放学回家准备做什么？答案：he planned to read a new issue of his favorite sports magazine.2)who did he see in the living room? What was she doing?译文：他在起居室看到了谁？她在做什么？答案：his mother. She was crying.3)why was his mother in tears?译文：他妈妈为什么哭？答案：because she was afraid of losing her new job, for she couldn’t type fast enough.he told her that she would catch on.解析：in tears 是哭的意思4） how did he try to relieve her from anxiety?译文：他是如何安慰她的？答案：he was repeating a line she had spoken to him a hundred times when he was having trouble learning or doing something important to him.4)what did the author think of his mother’s ability when he was sixteen yearsold?译文：当作者十六岁时他对于妈妈的能力有什么看法？答案：he still assumed that his mother could do anything.6) why was his mother trying every possible means to save money?译文：他的妈妈为什么想尽办法攒钱？答案：to send the author and his sister to college.7）why did his mother but herself a used typewriter?译文：他妈妈为什么给自己买了台旧打字机？答案：because she wanted to learn typing which would enable her to get a new job with better pay8) how did the author feel when his mother got the job at the radio station ?译文：当作者的妈妈在电台找到一份工作时他有什么想法？答案：he was not the least bit surprised or impressed.9) did his mother enjoy her first day at the radio station?译文：他的妈妈在电台工作的第一天高兴吗？答案：No ,she didn’t.10) how do you know?答案：the text said,“…after her first day at work, I could see that the excitement was gone. Mother looked tired and drawn.”Unit 61.What time of day was it at the beginning of the story?故事开头是一天的什么时间？It was in the morning ,because when the boy came into the room, the father was still in bed2.What illness did the boy catch? What were its symptoms?这个男孩得的是什么病？有哪些症状？Influenza.Fever3.What did the doctor say and what did he do about the boy’s illness?对这个男孩的病医生说了些什么，做了些什么？He said there were nothing to worry about if the fever did not go above one hundred and four degrees. This was a light epidemic of flu,and there was no danger if pneumonia was avoided .The doctor left three different medicine in different colored capsules4.What was the boy’s temperature? How did he understand it?这个男孩的体温是多少？他对这个体温是怎么理解的？One hundred and two. The boy thought it was one hundred and two centigrade 5.How did the boy respond when his father was reading to him?当这个男孩的父亲给他读书时，他的反应是什么?He didn’t follow what was read6.Why did he prefer to stay awake? How do you think he felt when his father leftthe room?他为什么宁愿醒着？当他的父亲离开房间时你认为他心里是怎么想的？He was thinking he was going to die, so he preferred to stay awake. He might be thinking that his father didn’t care about his death.7.Did the father realize what the boy was thinking about?How do you know?这位父亲意识到这个男孩在想什么吗？你怎么知道的？NO，he didn’t. He thought that the boy might be a little light-headed8.What conclusions can you draw from the hunting scene about the father’scharacter and his influence upon his son?从打猎的场面中你对于这个父亲的性格以及他对于他的儿子的影响能得出什么结论？The father enjoyed hunting , which needed patience and courage. This patience and courage had influenced his son9.Why did the boy refuse to let anyone come into the room?为什么这个男孩拒绝任何人进入房间？Because he thought he was going to die, he didn’t want the other to get what he was suffering from10 . What condition was he in when his father came back from hunting?当他的父亲打猎回来时这个男孩处于什么状态？He was in exactly the position his father had left him11 . What was it that led the boy to think that he was going to die? How did thefather make the whole matter clear to him?是什么导致这个男孩以为自己要死?父亲是如何向他说清楚这件事的？He confused centigrade with Fahrenheit. His father told him it was like miles and kilometers .On the centigrade thermometer, thirty-seven is normal, and on Fahrenheit thermometer, it is ninety-eight11.How did the boy react when he realized that he was not going to die? Does hisbehavior the next morning seem natural to you?当这个男孩知道自己不会死时他反应如何？在你看来他第二天早上的行为自然码?His gaze at the foot of the bed relaxed slowly, and he hold over himself relaxedtoo. Yes, It doesUint 7*1)what is going on at Dr.Stockon’s one summer evening?译文：一个夏日的傍晚在斯道克顿家发生着什么事？答案：a birthday celebration is going on at Dr.Stockon’s one summer evening.2)why does the party break uo in confusion?译文：为什么晚会在混乱里中止了？答案：the party breaks up in confusion because, in the midst of it, over the radio, the president of the United States declares a state of emergency for suspected enemy missiles approaching.3)why do the neighbors come back to the Stocktons house soon after they leave ina hurry?译文：邻居们为什么在急忙离去之后又返回斯道克顿家？答案：they come back because they want to surive -----want to share with the Stocktons the bomb shelter which is the only one on their street.4）what is Stockton’s reason for refusing his neighbors shelter? Do you feel that he is justified in refusing them ?译文：斯道克顿为什么拒绝让邻居们进防空洞？你认为他这样对吗？答案：he said that he didn’t have any room or supplies, and the shelter is designed only for three people, though he is a little selfish, his reason seems understandable and convincing.5) what does Henderson attempt to do in the face of the crisis?译文：亨德森在危机面前试图做什么？答案：he attempts to go down into Stockton’s basement and break down the door.6) why does Harlowe try to dissuade him from his attempt?译文：为什么哈洛劝他放弃自己的打算？答案：harlowe tries to dissuade him from his attempt because not all of them could fit in since the shelter, they would just be killing eneryone.7) what leads to the fight between Henderson and weiss?译文：是什么导致亨德森和韦斯打架？答案：the fight between them is caused by the quarrels about whose family should bechosen to share the shelter with the Stocktons and deserves to live more than the next one.8) what do the neighbors intend to do when they gather before the Stochton housewith a giant log?译文：邻居们带着一根巨大的原木聚集到斯道克顿家准备干什么？答案：they intend to break down the shelter door with a giant log.9）how do the Stochtons put up a resistance against their neighbors’ intrusion?译文：斯道克顿家是如何抵御邻居们的进攻的？答案：they put up a resistance against their neighbors’ intrusion by means of furniture, the generator, books and movable object they can get their hands on.10) what announcement does the Conelrad station make soon after the shelter dooris forced open?译文：防空洞的门一被撞倒康纳雷电台就宣布了什么消息？答案：soon after the shelter door is forced open, the Conelred station makes an announcement that the previously unidentified objects have been definitely identified as being satellites, there are no enemy missiles approaching, and the state of emergeney has officially been called off.11) what do the neighbors think of their own behavior once the crisis is over?译文：危机结束时，邻居们对自己的行为有什么想法？答案：they think that they went crazy because they were extremely scared and confused. They think that Stockton can understand, but they do not realize what they were really like in the commotion.12） why are they so eager to resume life just as it was? Do you think it will be possible for them to accomplish this?译文：他们为什么急于恢复原来的生活？你认为他们能做到吗？答案：they are so eager resume life just as it was because they are anxious for peace. They want to get rid of the crisis, their fear and their awkward position as soon as possible, and they try to look as normal as before. No, I don’t think so because they seem to be morally destroyed in this crisis and the shadow of this experience will not easily be removed from minds.13) what conclusions does Stockton draw from the events of the evening?译文：斯道克顿从这天晚上的事件中得到什么结论？答案：he draws the conclusions that they are all naked animal who attach such great importance to staying alive that they claw their neighbors to death just for the privilege and they may be destroyed even without a bomb.。

大学英语精读3课后问题答案解析Unit 11.How did the author feel about the incident at the time it occurred?What doeshe think of it now?the author felt that it was a rather unpleasant experience at the time it happened,but now he thinks he can make a good story from the incident2.Why did he go to Richmond?he went there to look for a temporary job to make enough money to go travelling 3.What did the author think got him into trouble with the law?the author thought it must be his obvious aimlessness of wandering in the streets that got him into trouble with the law4.What did he see when walking out of the local library?He saw a man walking across the road with the obvious intention of talking to him5.What did the man say to him? Did he take the man’s works seriously at first?The man said that he was a policeman and was going to arrest him. But the author didn’t take the man’s words seriously but thought it was some kind of joke at first6.When and how did the author come to see the man was being serious?At the time when another policeman appeared in uniform, the author came to see the man was serious7.What grounds did the policemen have for suspecting that the young man waswandering with intent to steal milk bottles?First ,the policemen saw the young man wandering aimlessly in the streets sometimes just stopping and looking around him. Then, it turned out there had been a lot of petty thieves in the area who stole milk bottles from doorsteps.On these grounds ,the policemen suspected that the young man was wandering with intent to steal milk bottles8.What does the author mean by his “big mistake”?By his “big mistake ”, the author means he shouldn’t have had long hair and appeared so cool and unconcerned about the incident ,and shouldn’t take himself as part of the sixties’“youth counterculture”,because all these confirmed the policemen’s suspicion that he was a disrespectable fellow9.How did he behave when he was questioned at the police station?W hat did thepolice decide to do with him?When he was questioned ,he continued to try to look worldly and au fait with the situation. As a result , the police charged him officially and told him to report to Richmond Magistrates’ Court the follow Monday10.What did his father do when he learned about the incident?As soon as his father learned about the incident ,he hired a good solicitor 11.What were the things his release from the charge depended on?The things his release from the charge depended on were his “right” accent, respectable middle-class parents, reliable witnesses, such as, his English teacher as his character witness, and a very good solicitor in particular.12.What did the policeman probably mean by saying” You could have been a bit morehelpful when we arrested you”?By saying these words, the policeman probably meant that he should have looked very angry and said something like,”Look here,do you know who you’re talking to? Iam a highly successful student with a brilliant academic record. How dare you arrest me!”then, they world perhaps have apologized to him and let him go. Unit 21.what did the author’s children teach him he other night?作者的孩子们在某个晚上教给了他什么The author’s children taught him about paradigm shifts, and limitations of linear thinking and how to refocus parameters one night2.what were the author and his children doing that night?当天晚上作者和他的孩子们在做什么？They were playing their own oral version of the Sesame Street game, “What Doesn’t Belong?”3.what was the question the father put to his children?父亲给孩子提的问题是什么？The question is “What doesn’t belong, an orange ,a tomato or a strawberry?”4.what was the oldest child’s answer to the question?最大的孩子的答案是什么？The oldest child answered that it was tomato became the other two were fruits.5.What did the author think of his answer?作者认为他的答案如何？The author thought the answer was right6.What answers did his 4-year-old and 6-year-old give?四岁和六岁的孩子又给出了什么样的答案The author’s 4-year-old child said that the right answer was strawberry because the other two were round and a strawberrywas not. And his 6-year-old child said that answer should be orange because the other two were red 7.What did the 9-year-old and the middle one add to the answers?作者九岁和六岁的孩子又补充了什么样的答案？The 9-year-old added that it could also be the orange because the other two grew on vines and the middle child said that it could be strawberry because it was the only one they put on ice cream8.Why does the author think Copernicus, Reuben Mattus and Edward Jenner belongin the same group?作者为什么认为哥白尼、鲁宾马修斯和爱德华詹纳都属于同一种人？The author thinks that these three famous people belong in the same group because they were doing what every scientist who’s ever made an important discovery throughout history has done, according to Thomas Kuhn, in his book, The Structure of Scientific Revolution :They were shifting old paradigms 9.What did the author’s children do to deserve membership in the same groupas Copemicus and Edward Jenner?作者的孩子们做了什么使得他们能够成为和哥白尼和爱德华詹纳同一种的人？The children were refocusing the parameters. They were redefining theproblems. They were reframing the questions. And these are exactly the same that Copemicus and Edward Jenner have done10.What if the Sesame Street game had been a workbook exercise in school?假如《芝麻街》的游戏是学校练习本上的习题，情况又会如何？If Sesame Street game had been a workbook exercise in school, every kid who framed the question differently than “Which is not a fruit?” would have been wrong, that is to say every kid who didn’t circle tomato would have been marked wrong.11.Why does the author wish to remind us that there are real limits to the valueof information?作者为什么希望提醒我们信息的价值是有限的？Because unless we shift our paradigms and refocus our parameters, the super information highway will lead us nowhere. From the examples of those great scientists and inventors, the author tells us that we are not now, nor have we recently been suffering from a lack of information so that what we need as we begin to downshift onto the information highway is not more information but new ways of looking at it.12.What , according to the author, should we bear in mind when begin to downshiftonto the information highway?作者认为当我们驶入信息高速公路时，我们应该牢记的是什么？According to the author, we should bear in mind that what we need as we begin to downshift onto the information highway is not more information but new ways of looking at it Uint 31）according to the author, what is the goal most Americans are taught to achieve in life?译文：在作者看来，大多数美国人受到要获取什么生活目标的教育？答案：most Americans are taught to manage to achieve money and power when they grow up according to the author.2) Is teaching the easiest way for the author to earn a living? How does he feelabout teaching?译文：教书是作者最容易的谋生手段吗？他对教书感觉如何？答案：No. he feels that teaching is the most difficult of the various ways he has attempted to earn his living. for him, teaching is a red-eye, sweaty-palm, and sinking-sto mach profession.3）does the author think he is very knowledgeable? How does he feel he sees his students take notes on what he says in class?作者认为自己很有学问吗？当他看到学生在他课堂上把他教的内容作笔记时他怎么想？答案：No .he does not think that he is very knowledgeable. He is amazed to see that his students take notes on what he says in class.4) what does the author think of the pace of the school calendar? What does hedo in the summer vacation?译文：作者认为学校的生活节奏安排怎么样？他在暑假里做什么？答案：he likes the pace of the academic calendar. He thinks that the summervacation offers an opportunity for reflection, research, and writing.5) what do es the author mean when he says ‘teaching is a profession built on change ’?译文：作者说“教师是一个建立在变化基础上的职业”是什么意思？答案：he means that when the teaching material is the same he can change his teaching methods, and what’s more, he canteach different students each year.6) what does the author mean when he says “as a teacher, I am my own boss ”?译文：作者说“作为一个老师，我是我自己的老板”是什么意思？答案：he means he has the freedom to make his own mistakes, to learn his own lesson. Especially, he wants his freedom to choose the method. No one i s to say he can’t.7) can you say something about Jacqui in your own words?译文：你是否能用你自己的话说说杰基是怎样的人？答案：Yes . Jacqui is a woman who works as a cleaner in school, but she has the ability to make more correct judgement by intuition than most of us can do by analysis. Maybe she is influenced by the author, so she has decided to finish high school and go to college.8) was the corporation the author and his students set up a success? How do you know?译文：作者和他的学生建立起的公司成功了吗？你是怎么知道的？答案：yes. The corporation was great success. We know from the fact that at the end of the semester they sold the house, paid off their debts and distributed the profits among the class members.9) what are the most important reasons the author gives for choosing teaching ashis profession?译文：作者选择教师作为职业的最重要的原因是什么？答案：the most important reasons for the author to teach are that some of his favorite students, a teacher is being present at the creation, when the clay begins to breathe.10 )what does the author mean by saying that as a teacher he has money and power?译文：作者说作为教师他又金钱和权利是什么意思？答案：the author means he gets paid to do what he enjoys: reading, talking with people and asking questions, and he has the power to nudge, to fan sparks, to suggest books and to point out a pathway.Unit 41.In what ways was Sarah’s e-mail similar to other letters the author received?In what ways was it differernt?莎拉的电子邮件和作者收到的其它信件在什么方面相似？在什么方面不同？Similar to other letters, the e-mail Sarah Morris sent took the author to task for his comments on the Los Angles Dodgers and argued that the author had got everything wrong. However it was different from the others in at least two ways.It contained more details than the usual “You’re an idiot”, such as vital statistics on the team’s performance2.What was Sarah’s dr eam?莎拉的梦想是什么？Sarah’s dream is to become a baseball editorialist3.What in Sarah’s second e-mail caught the author’s attention? Why did he sayit was worth one more response?莎拉第二封电子邮件中什么内容引起了作者的关注？为什么他说值得再回封信？The misspelling in the last line of her second e-mail. When spelling the word “dream”, she missed the letter “r”. The author thought Sarah might be truly searching for something, and he needed Sarah to explain.4.What did the author think of Sarah’s website?作者如何看待莎拉的网站？The author found that Sarah’s website was not a fancy one although she covered the Dogers as extensively as any reporter in the country. He wondered whether there was any reader.5.Did Sarah think her disability would prevent her from finding a job? How do youknow?莎拉认为她的残疾会妨碍她找工作吗?你是如何知晓的？Yes , she knew her situation, and the purpose of starting her own website is to find a job6.What led the author to think Sarah was deliberately deceiving him?什么使作者认为莎拉故意欺骗他？When the author asked Sarah to give him a call, Sarah refused to do so and the reason she provided was that she had a speech disability.7.How did Sarah become a Dodger fan?莎拉如何成为道奇队的球迷的？While growing up in Pasadena, Sarah had become a Dodger fan. In her sophomore year at Blair High, she undertook a post as the statistician of a junior varsity baseball team.8.Why did author drive a long way to visit Sarah? What did he find when he arrivedat her house?为什么作者长途驱车拜访莎拉？当他到达她家时他有何发现？The author felt curious about what Sarah had said, and he also wanted to find out the truth. When he arrived at her house ,he found that Sarah’s living condition was poor, the condition for her own website was not her supposed condition, and Sarah really got serious physical handicap. But all thosecouldn’t stop her pursuing her dream of becoming a baseball editorialist.9.Why did the author call Sarah Morris the great Sarah Morris?为什么作者称莎拉莫里斯是伟大的莎拉莫里斯？Sarah did not lose her hope because of her physical handicap, believing in dedication to work.Without the best equipment and help, she still started her own website and covered a baseball team as extensively as any reporter in the country.10.How did Sarah Morris change the author?莎拉莫里斯是如何改变作者的？Sarah Morris made the author believe people were sincere and honest, notmotivated by selfishnessUint 51)what did the author plan to do when he came home from school one winter day?译文：在一个冬季的一天，作者放学回家准备做什么？答案：he planned to read a new issue of his favorite sports magazine.2)who did he see in the living room? What was she doing?译文：他在起居室看到了谁？她在做什么？答案：his mother. She was crying.3)why was his mother in tears?译文：他妈妈为什么哭？答案：because she was afraid of losing her new job, for she couldn’t type fast enough.he told her that she would catch on.解析：in tears 是哭的意思4） how did he try to relieve her from anxiety?译文：他是如何安慰她的？答案：he was repeating a line she had spoken to him ahundred times when he was having trouble learning or doing something important to him.4)what did the author think of his mother’s ability when he was sixteen yearsold?译文：当作者十六岁时他对于妈妈的能力有什么看法？答案：he still assumed that his mother could do anything.6) why was his mother trying every possible means to save money?译文：他的妈妈为什么想尽办法攒钱？答案：to send the author and his sister to college.7）why did his mother but herself a used typewriter?译文：他妈妈为什么给自己买了台旧打字机？答案：because she wanted to learn typing which would enable her to get a new job with better pay8) how did the author feel when his mother got the job at the radio station ?译文：当作者的妈妈在电台找到一份工作时他有什么想法？答案：he was not the least bit surprised or impressed.9) did his mother enjoy her first day at the radio station?译文：他的妈妈在电台工作的第一天高兴吗？答案：No ,she didn’t.10) how do you know?答案：the text said,“…after her first day at work, I could see that the excitement was gone. Mother looked tired and drawn.”Unit 61.What time of day was it at the beginning of the story?故事开头是一天的什么时间？It was in the morning ,because when the boy came into the room, the father was still in bed2.What illness did the boy catch? What were its symptoms?这个男孩得的是什么病？有哪些症状？Influenza.Fever3.What did the doctor say and what did he do about the boy’s illness?对这个男孩的病医生说了些什么，做了些什么？He said there were nothing to worry about if the fever did not go above one hundred and four degrees. This was a light epidemic of flu,and there was no danger if pneumonia was avoided .The doctor left three different medicine in different colored capsules4.What was the boy’s temperature? How did he understand it?这个男孩的体温是多少？他对这个体温是怎么理解的？One hundred and two. The boy thought it was one hundred and two centigrade 5.How did the boy respond when his father was reading to him?当这个男孩的父亲给他读书时，他的反应是什么?He didn’t follow what was read6.Why did he prefer to stay awake? How do you think he felt when his father leftthe room?他为什么宁愿醒着？当他的父亲离开房间时你认为他心里是怎么想的？He was thinking he was going to die, so he preferred to stay awake. He might be thinking that his father didn’t care about his death.7.Did the father realize what the boy was thinking about?How do you know?这位父亲意识到这个男孩在想什么吗？你怎么知道的？NO，he didn’t. He thought that the boy might be a little light-headed8.What conclusions can you draw from the hunting scene about the father’scharacter and his influence upon his son?从打猎的场面中你对于这个父亲的性格以及他对于他的儿子的影响能得出什么结论？The father enjoyed hunting , which needed patience and courage. This patience and courage had influenced his son9.Why did the boy refuse to let anyone come into the room?为什么这个男孩拒绝任何人进入房间？Because he thought he was going to die, he didn’t want the other to get what he was suffering from10 . What condition was he in when his father came back from hunting?当他的父亲打猎回来时这个男孩处于什么状态？He was in exactly the position his father had left him11 . What was it that led the boy to think that he was going to die? How did thefather make the whole matter clear to him?是什么导致这个男孩以为自己要死?父亲是如何向他说清楚这件事的？He confused centigrade with Fahrenheit. His father told him it was like miles and kilometers .On the centigrade thermometer, thirty-seven is normal, and on Fahrenheit thermometer, it is ninety-eight11.How did the boy react when he realized that he was not going to die? Does hisbehavior the next morning seem natural to you?当这个男孩知道自己不会死时他反应如何？在你看来他第二天早上的行为自然码?His gaze at the foot of the bed relaxed slowly, and he hold over himself relaxed too. Yes, It doesUint 7*1)what is going on at D r.Stockon’s one summ er evening?译文：一个夏日的傍晚在斯道克顿家发生着什么事？答案：a birthday celebration is going on at Dr.Stockon’s one summer evening.2)why does the party break uo in confusion?译文：为什么晚会在混乱里中止了？答案：the party breaks up in confusion because, in the midst of it, over the radio, the president of the United States declares a state of emergency for suspected enemy missiles approaching.3)why do the neighbors come back to the Stocktons house soon after they leave ina hurry?译文：邻居们为什么在急忙离去之后又返回斯道克顿家？答案：they come back because they want to surive -----want to share with the Stocktons the bomb shelter which is the only one on their street.4）what is Stockton’s reason for refusing his neighbors shelter? Do you feel that he is justified in refusing them ?译文：斯道克顿为什么拒绝让邻居们进防空洞？你认为他这样对吗？答案：he said that he didn’t have any room or supplies, and the shelter is designed only for three people, though he is a little selfish, his reason seems understandable and convincing.5) what does Henderson attempt to do in the face of the crisis?译文：亨德森在危机面前试图做什么？答案：he attempts to go down into Stockton’s basement and break down the door.6) why does Harlowe try to dissuade him from his attempt?译文：为什么哈洛劝他放弃自己的打算？答案：harlowe tries to dissuade him from his attempt because not all of them could fit in since the shelter, they would just be killing eneryone.7) what leads to the fight between Henderson and weiss?译文：是什么导致亨德森和韦斯打架？答案：the fight between them is caused by the quarrels about whose family should bechosen to share the shelter with the Stocktons and deserves to live more than the next one.8) what do the neighbors intend to do when they gather before the Stochton housewith a giant log?译文：邻居们带着一根巨大的原木聚集到斯道克顿家准备干什么？答案：they intend to break down the shelter door with a giant log.9）how do the Stochtons put up a resistance against their neighbors’ intrusion?译文：斯道克顿家是如何抵御邻居们的进攻的？答案：they put up a resistance against their neighbors’ intrusion by means of furniture, the generator, books and movable object they can get their hands on.10) what announcement does the Conelrad station make soon after the shelter dooris forced open?译文：防空洞的门一被撞倒康纳雷电台就宣布了什么消息？答案：soon after the shelter door is forced open, theConelred station makes an announcement that the previously unidentified objects have been definitely identified as being satellites, there are no enemy missiles approaching, and the state of emergeney has officially been called off.11) what do the neighbors think of their own behavior once the crisis is over?译文：危机结束时，邻居们对自己的行为有什么想法？答案：they think that they went crazy because they were extremely scared and confused. They think that Stockton can understand, but they do not realize what they were really like in the commotion.12） why are they so eager to resume life just as it was? Do you think it will be possible for them to accomplish this?译文：他们为什么急于恢复原来的生活？你认为他们能做到吗？答案：they are so eager resume life just as it was because they are anxious for peace. They want to get rid of the crisis, their fear and their awkward position as soon as possible, and they try to look as normal as before. No, I don’t think so because they seem to be morally destroyed in this crisis and the shadow of this experience will not easily be removed from minds.13) what conclusions does Stockton draw from the events of the evening?译文：斯道克顿从这天晚上的事件中得到什么结论？答案：he draws the conclusions that they are all naked animal who attach such great importance to staying alive that they claw their neighbors to death just for the privilege and they may be destroyed even without a bomb.。

大学英语精读第三册课后习题答案大学英语精读第三册课后习题答案导言：大学英语精读第三册是一门非常重要的课程，通过学习这门课程，我们可以提高我们的英语阅读能力和理解能力。

然而，课后习题对于巩固所学知识，提高学习效果非常重要。

在本文中，我将为大家提供大学英语精读第三册课后习题的答案，希望能够帮助大家更好地学习和掌握这门课程。

第一章：文化交流1. What are the three main reasons why people travel?People travel for various reasons, but the three main reasons are for leisure, business, and education. Leisure travel allows people to relax and explore new places. Business travel is for work-related purposes such as meetings and conferences. Education travel involves studying abroad or attending international academic events.2. How does travel contribute to cultural exchange?Travel contributes to cultural exchange by exposing individuals to different cultures, traditions, and customs. Through travel, people can learn about and appreciate the diversity of the world. They can also share their own culture with others, promoting understanding and mutual respect.3. What are the advantages and disadvantages of package tours?Package tours offer convenience and ease of travel, as everything is prearranged. They often include transportation, accommodation, and guided tours. However,the main disadvantage is the lack of flexibility. Travelers have limited freedom to explore on their own and may feel rushed during the scheduled activities.第二章：科技与社会1. How has technology changed the way we communicate?Technology has revolutionized communication by providing various means of instant communication. We can now easily connect with others through phone calls, text messages, emails, and social media platforms. Technology has also made long-distance communication more accessible and affordable.2. What are the positive and negative effects of social media?Social media has greatly enhanced connectivity and information sharing. It allows people to stay connected with friends and family, share their thoughts and experiences, and access news and entertainment. However, it also has negative effects such as addiction, privacy concerns, and the spread of misinformation.3. How has technology influenced the job market?Technology has both created and eliminated jobs. On one hand, it has created new job opportunities in fields such as software development, data analysis, and digital marketing. On the other hand, it has led to the automation of many tasks, resulting in job losses in industries like manufacturing and customer service.第三章：教育与学习1. What are the benefits of studying abroad?Studying abroad provides students with the opportunity to immerse themselvesin a different culture, learn a new language, and gain a global perspective. It also enhances personal growth, independence, and cross-cultural communication skills. Additionally, studying abroad can broaden career opportunities and make individuals more competitive in the job market.2. What are the challenges of online learning?Online learning offers flexibility and convenience, but it also presents challenges. Some of these challenges include the lack of face-to-face interaction with instructors and peers, potential distractions at home, and the need for self-discipline and time management skills. Technical issues and limited access to resources can also be obstacles.3. How can teachers promote effective learning in the classroom?Teachers can promote effective learning by creating a positive and inclusive learning environment. They should encourage active participation, critical thinking, and collaboration among students. Providing clear instructions, constructive feedback, and diverse learning materials can also enhance the learning experience.。