21世纪大学英语课后习题答案
《21世纪大学英语读写教程》完整课后答案【第三册】
《21世纪大学英语读写教程》完整课后答案【第三册】篇一：《21世纪大学英语读写教程》完整课后答案【第三册】《21世纪大学英语读写教程》完整课后答案【第三册】Unit1 Text A Vocabulary Ⅲ pulsor y 2.relish 3.confidence 4.consequences 6.henceforth 7.invest 8.perceive 9.passion 10.scheming 1.going steady w 4.beyond focus 7.feed on 8.the apple of Chri s?s eye 9.f over their collection word Building ⅥA.1.actress 4.mistress 5.waitress 6.lioness 应试者 2.referee 裁判3.appointee 被任命者4.refugee 难民5.addressee 收件人6.trainee 受训者7.escapee 逃犯8.absentee 缺席者9.payee 受款人 B.1.examinee 2.trainee 3.absentee 4.refugees 5.addressee 6.escapee Structure Ⅸ 1. Having too many work on the team slows our work down rather than speeding it up . 2. Hewantedto make his livingas ateacher rather as a businessman.3. In most modern societies women are treated as equal rather than as servants.4. “ Body language ”refers to move rather thant to speech.5. He preferred to sit quietlyrisking giving an6. Andrew is rather than money is the key to happiness. and faxes. think for themselves rather than telling 2. 2.if only to get his two teeth filled. 3. if only to make a good impression on his girlfriend. 4. if only to teach him a lesson on how dangerous it is to be so careless. 5. if only to stop yourself getting so bored at home. T ranslation Ⅻ 不管谁愿意长大后当老师呢？我竭力向我的学生们解释他们对我的印象——业的人——有所偏差。
21世纪大学英语第四册课后习题答案
21世纪大学英语读写教程第四册Unit11.Americans tend to define people by the jobs they have/do. Such characteristics as their family and educational backgrounds are considered less important.美国人往往以从事的工作来对人们进行划分。
家庭和教育背景这些特点被认为是不太重要的。
2.His uncompromising personality explains why he could no longer put up with his employer and eventually submitted his resignation.他决不妥协的个性是他再也无法容忍他的雇主,并最终递交了辞职书的原因。
3.His uncompromising personality explains why he could no longer put up with his employer and eventually submitted his resignation.If you really want to learn English well, you must put in a lot of time and energy, or you'll go nowhere. The same can be said of other subjects.如果你真想学好英语，你就必须投入大量的时间和精力，否则你就不会有任何进步。
对于其他课程也可以这么说。
4.Some actors fame is built on their innate beauty, but despite his short stature, Dustin Hoffman rose above and it is his excellent acting that set him apart. 有些演员的名声靠的是他们天生的美貌，但是达斯汀?霍夫曼(Dustin Hoffman) 尽管身材矮小(short stature)，还是出类拔萃，而使他与众不同的正是他精湛的演技。
21世纪大学英语第二册课后答案
Unit1Structure一1) Simon's ill He can't get out of bed.Answer: Simon's ill -- so much so that he can't get out of bed.2) She herself believed in freedom. She would rather die than live without it.Answer: She herself believed in freedom -- so much so that she would rather die than live without it.3) Piles of work have kept us busy. We can't manage to take a holiday this year. Answer: Piles of work have kept us busy -- so much so that we can't manage to takea holiday this year.4) Many contestants (参加比赛者) later failed drug tests. The race had to be rerun. Answer: Many contestants later failed drug tests -- so much so that the race had to be rerun.二1), how much do you think it's worth? (painting, really, a Picasso (毕加索画作)) Answer: Assuming(that) this painting really is a Picasso2), where are we going to get the money? (proposal, accept) Answer: Assuming(that) the proposal is accepted3) All we have to do is to explain the problem to her, . (of course, she, prepared, listen)4) , I doubt they'll take any notice. (even, smokers, do see, health warnings)Answer: Even assuming(that) smokers do see the health warningsUnit2Structure一1) You can not bring out the best in your employees except by rewarding success. Answer: Only by rewarding success can you bring out the best in your employees.2) Mary was unable to complete the report by the deadline except by working at evenings and weekends.Answer: Only by working at evenings and weekends was Mary able to complete the report by the deadline.3) I didn't realize the value of my parents' advice until I myself became a mother. Answer: Only when I myself became a mother did I realize the value of my parents' advice.4) They didn't begin to prepare for the math examination until they had finished watching the football game.Answer: Only after they had finished watching the football game did they begin toprepare for the math examination.二1) The young woman described to the policemen (那个男子是如何跑到她跟前抢走她手中提包的).Answer: the way the man ran up to her and grabbed the bag from her hand2) All the people working for Sam Walton admire (他管理沃尔玛公司的方法和他对待员工的方式).Answer: the way he manages Wal-Mart and the way he treats his employees3) The neighbors were disgusted at (他那样对年迈的父亲说话).Answer: the way he talked to his old father4) It's amazing (八岁男孩能那样保持冷静)when he faced the emergency.Answer: the way the eight-year-old boy managed to stay so calmUnit3Structure一1) --- Do you help your parents with housework? (do, can)--- Yes,.Answer: I do whatever I can2) --- Can I have your OICQ number? (mean)--- ?--- It's the number you need to chat with others on the Internet.Answer: Whatever does that mean3) --- Last night, Sammy didn't come home. His mother was almost worried to death.(happen)--- , he should have called home.Answer: Whatever had happened4) --- You have such a wonderful collection of oil paintings, Mr. Benson! (it, be, you, like)--- , take it as a wedding gift from an old man.Answer: Whatever it is that you like二Rewrite the following sentences after the model, using "know better than to"1) You ought to be wise enough not to go swimming right after lunch.Answer: You ought to know better than to go swimming right after lunch.2) Aunt Betty is certainly too well-experienced to invest all her money in one company's stock. Answer: Aunt Betty certainly knows better than to invest all her money in one company's stock.3) Jenny is old enough to have more sense than to spend all her time playing computer games. Answer: Jenny is old enough to know better than to spend all her time playing computer games.4) Allen should not have been so silly as to lend such a large sum of money to thatuntrustworthy cousin of his.Answer: Allen should have known better than to lend such a large sum of money to that untrustworthy cousin of his.Unit4Structure一1) Anyone who has talked with him will see Mark is a remarkably intelligent person. Anyone who has talked with him will see Mark is .Answer: a person of remarkable intelligence2) The book is not valuable to one who is not familiar with the subject.The book is to one who is not familiar with the subject.Answer: of no value3) She is a wealthy woman. She never has to worry about money.She is . She never has to worry about money.Answer: a woman of wealth4) In today's job market, basic skills in computer science and foreign languages are very important.In today's job market, basic skills in computer science and foreign languages are Answer: of great importance二1) "If you go on spending money like this, (你一个月就会身无分文)," my friend said to me the other day.Answer: you will find yourself penniless in a month2) When the passenger woke up, (他发现自己躺在医院的病房里).Answer: he found himself lying in a hospital ward3) Soon after she reported for work, (她发现自己面对的是她承担过的最艰难的工作).Answer: she found herself faced with the toughest job she had ever taken4) As time went on, (苏珊发现自己落入了一个无法逃脱的陷阱). Answer: Susan found herself in a trap from which she could not escapeUnit5Structure一Answer the following questions, using the structure "it is ... that ... ":1) What made it possible for a blind boy to set a world record in pole vault?Answer: It was his dream and hard work that made it possible for him to set a world record in the pole vault.2) When did you begin to learn English?Answer: It was nine years ago that I began to learn English.3) Who has ever exerted (施加) the greatest influence on you?Answer: It is my parents who have exerted the greatest influence on me.4) Where did you come across John?Answer: It was in Central Park that I met John.二Study the model and complete the following sentences by translating the Chinese into English using what-clause:1) Obviously (这位发言人想要强调的是) the impact of these findings rather than the process that led to these findings.Answer: what the speaker wanted to emphasize was2) It seems that he is never bothered about (别人是如何看待他的行为的). Answer: what people would think about his behavior3) The CEO never hesitates to let his employees know (他在为公司做的计划). Answer: what he is planning for the company4) The scientist will show the audience (遥控机器人(tele-operated robot) 能为家庭所做的事).Answer: what a tele-operated robot can do for a familyUnit6Structure一Rewrite the following sentences after the models:1) I wish it were that simple!Answer: If only it were that simple!2) It seems it won't stop raining this afternoon, so we can't go out.Answer: We could go out this afternoon if only it would stop raining.3) Everything went wrong just because she told David about that.Answer: If only she hadn't told David about that, everything would have been all right.4) It's a pity that she came into the room at that particular moment.Answer: If only she hadn't come into the room at that particular moment.二Make sentences with the structure mentioned in the Model as well as the words in brackets:1)(Tom, intelligent, class, so, he, not, learn, anything , there) Answer: Tom was too intelligent for his class so he was not learning anything there./Tom is too intelligent for his class so he is not learning anything there.2)(task, far, difficult , nine-year-old) Answer: The task is far too difficult for a nine-year-old./The task was far too difficult for a nine-year-old.3)(there, be, many, people, such , small, room) Answer: There are too many people for such a small room./There were too many people for such a small room.4)(noise, become, much, me, so , I , go , complain) Answer: The noise became too much for me so I went and complained.Unit7Structure一Study the models and complete the following sentences by putting the Chinese in brackets into English.1) We are literally crawling. (一定是出车祸了). Answer: There must be some traffic accident ahead2) Thomas sounds very knowledgeable about traditional Chinese medicine. (他一定受过专门培训).Answer: He must have had some special training3) The draft document is complete in virtually every detail. (起草这份文件一定用了他几个月).Answer: It must have taken him months to prepare it4) (凯茜一定是误了火车). She should have arrived here two hours ago.Answer: Cathy must have missed the train5) What? It cost you one thousand dollars to fill a hollow tooth? (你一定在夸张)!Answer: You must be exaggerating二Rewrite the following sentences after the model, using "be supposed to"1) Do we have to deposit our bags before entering the supermarket?Answer: Are we supposed to deposit our bags before entering the supermarket?2) The spaceship is planned to land on Mars at 10:40 this morning.Answer: The spaceship is supposed to land on Mars at 10:40 this morning.3) As a car driver, you ought to know how to change a tire.Answer: As a car driver, you are supposed to know how to change a tire.4) The nurses in the hospital are expected to take good care of the patients.Answer: The nurses in the hospital are supposed to take good care of the patients.5) We are required to speak only in English when we discuss text organization.Answer: We are supposed to speak only in English when we discuss text organization.Unit8Structure一Complete the following sentences after the model, using "now that":1) (begin, new life, foreign country), everything seems so different and he is understandably excited.Answer: Now that he has begun a new life in a foreign country2) The things I've worked so hard for appear to me so shallow and worthless (I, achieve).Answer: now that I've achieved them3)(warmer months, come), why don't you takethe opportunity to travel around Siberia?Answer: Now that the warmer months are coming4) (know, whole truth), she realized how stupid she had been not to suspect that her boyfriend was actually a spy.Answer: Now that she knew the whole truth二※Complete the following sentences by translating the Chinese into English, using "more than + past participle/adj.":1) When Mount Qomolongma was remeasured in 1987 by a more accurate method, it was found to be (比原先认为的高出24米). Answer: 24 meters higher than previously believed2) The central heating system has proved (没有最初期望的那么有效).Answer: less effective than originally hoped for3) The new electronic dictionary is sold (以比预期低得多的价格).Answer: at a much lower price than predicted4) Totally fed up with the noise in the surroundings of the hotel, Prof. Sherrington said he'd leave as soon as he finished his work and (一刻也不会多呆在那儿).Answer: wouldn't stay there a moment longer than necessary。
21世纪大学英语第三册答案(完整版)
螀2 1 世纪大学英语第册课后习题参考答案肅Unit1薂Text A螂Vocabulary袀in蒆pulsory 2.relish 3.confidence 4.consequences 5.incentive 6.henceforth 7.invest 8.perceive 9.passion 10.scheming芄1.going steady with Richard 2.in time 3.played into his enemy ' s hands薁4.beyond her widest dreams 5.hung on Michael ' s every word 6.out of focus羀7.feed on 8.the apple of Chris ' s eye 9.filed into the courtroom 10.poring over their collection袇word Building螂w芀2.empress 3.goddess 4.mistress 5.waitress 6.lioness 7.priestess 8.heiress聿2.waitress, actress 3.Lioness 4.mistress芈四蒄2.referee 裁判 3.appointee 被任命者 4.refugee 难民 5.addressee 收件人 6.trainee 受训者7.escapee逃犯8.absentee缺席者9.payee 受款人莃2.trainee 3.absentee 4.refugees 5.addressee 6.escapee腿Structure蒅区膆1. Having too many work on the team slows our work down rather than speeding it up .膂2. He wanted to make his living as a teacher rather than as a businessman. 艿3. In most modern societies women are treated as professorial equal rather than as servants.袆4. “ Body language ” refers to communication through the way you move rather thant to speech.薄5. He preferred to sit quietly in class rather than risking giving an answer that might be wrong .袁6. Andrew is convinced that love rather than money is the key to happiness.艿7. Many people nowadays communicate by email rather thanby phones and faxes.芇8. Mrs.Kester made students think for themselves rather than telling them what to think.莅X蚀1. if only to attract more readers.荿2. 2.if only to get his two teeth filled.蚇3. if only to make a good impression on his girlfriend.螃4. if only to teach him a lesson on how dangerous it is to be so careless.蚂5. if only to stop yourself getting so bored at home.葿Translation螄刘蒅正在上学的孩子们中有一种普遍的错误观念，即他们的老师们曾是些神童。
21世纪大学英语2课后答案
UNIT1TEXT AV 1.solutions 2.ignore 3.persuade 4.assign 5.deadline 6.approach7.stuck 8.essentials 9.managed 10.necessarily 11.retained 12.due,draftVIII1. ..., thus cutting down on our costs.2. ...while eating/having/taking breakfast.3. ...so that he can memorise a couple of/a few new words every-day while cooking his meals.4. ..., thus greatly increasing his reading speed.5. ...while studying Chinese modern history at Beijing University.6. ...,thus being able to do/perform very well in their work.7. ...while doing his homework.8. ...so that you can become one, too.IXed to go2.got used to gettinged to study,has got used to workinged to sayed to write,got used to communicatingXI1.went unnoticed2.go unpunished3.go uncorrected4.goes unnoticed unmentioned5.go unreportedXIII翻译1.A very curious boy, Tom is interested not only in whats but also in whys and hows.2.Happiness, according to Prof. Smith, is the ability to make the most of what you have.3.You've better keep the book where your 15-year-old son can't get his hands on it.4.The story was so funny that Bill kept laughing all the time while reading it5.High-achieving students do not necessarily put in more time on their studies than their lower-scoring classmates.6.How did you manage to persuade these students to take the speed-reading course?7.Working hard is important, but knowing how to make the most of one抯 abilities counts for much more.8.She asked her students to think for themselves rather than telling them what to think.unit2TEXT AIII1.response 2.bounced 3.Conversation 4.previous 5.encouragement 6.parallelIV1.entirely 2.objection 3.challenged 4.original 5.responsible6.relative7.halfway8.startled9.simply 10.back and forth11.joined in 12.just as 13.knocked down 14.came to a halt 15.Even if16.fell apartV 1.unconsciously 2.response 3.previous 4.suitable 5.even though6.disagree7.topic8.calling on9.switched 10.and so on 11.in line12.take turnsVI absence confidence convenience evidence independenceintelligence patience presence silence viloencedistance significance excellenceVIII(A)1.Whoever is most qualified2.Whoever has money3.Whoever holds it4.whoever is not with him5.whoever would take the job6.Whoever fears to face his own past(B)1.Whatever they have2.whatever decisions he makes3.Whenever the weather’s bad4.wherever he goes5.Whichever direction you turn to6.however hard she triedXII翻译1.Referring to the differences between American English and British English, he said, "The United States and Britain are, after all, two different countries. "2.Prof. Smith encourages his students to think for themselves. "I am just as happy, " he often says, "even if you challenge me or completely disagree with me. "3.We called on him to take part in our conversation about pop music, but as soon as he joined in, he introduced a new topic and referred to the NBA finals of the previous week.4.The driver is responsible for this accident. His car knocked down a tree and a man on his bike.5.Since our production of radios came to a halt, we have switched to the production of mobile phones.6.Our original plan was to see such famous sights as the Great Wall, the Palace Museum and the Summer Palace in Beijing.7.It's no simple/easy matter to learn a foreign language well. Even though I have learned English for a few years, I still can't express myself effectively in the language.8.I don't want you simply to agree or disagree with me. I need someone who can give me good advice, ideas, and so on.United 3TEXT AIV 1.draw 2.bear 3.worn out 4.got tired of 5.racial 6.paid,attention to7.mature 8.broke into 9.performed 10.conquer 11.aspects 12.As far asVIII1.Ggo to playing2.went on readin3.went on to explain4.went go to teach5.went on playing6.went on to tellX1.work as fast as a skilled worker2.couldn't perform as well as his parens had expected3.he promised that he would go and see his grandparents as often as he could4.than after finishing his studies abroad he would come back as soon as pollible XII翻译1.As far as I know, all they have to do is come and see the child they want to bring up and fill up a form.2.As he learned more and more about the world, he finally got tired of going after fame and wealth.3.The little girl’s songs brought sunshine to the old man and helped him bear the hardships of life.4.People came one after another to congratulate them on the successful building of another big bridge over the Huangpu River.5.All the people present were amazed that the 10-year-old boy was playing the violin so skillfully.6.After the car accident, Stevie reevaluated his goals in life and decided to pay more attention to the world outside.7.Even in her wildest dreams, Mother could never have imagined that her son would become a world-famous pianist.8.The students broke into loud cheers when they heard that their teacher had fought back from the shadow of death.Unit 4TEXT AIV 1.endure 2.accumulated 3.some what 4.property rmed 6.wrinkled 7.collapsing 8.mourning 9.contributed 10.possesses 11.recovered 12.trembled 13.fulfill14.drove 15.stagger 16.utteredVII1.shameless2.cheerful3.endless4.windless5.fearless6.countless7.meaningful8.colorful9.delightful 10.thoughtfulIX1.Nor did he give me any explanation.2.Nor did he feel ashamed for that.3.Nor do I think it necessary to do so.4.Nor will he invite his relatives and friends.5.Nor did we know his phone number.6.Nor did she enter the home for the aged.IX1.could have got2.could have asked3.could have been4.could have fulfilled5.could have got6.could have becomeXIII翻译1.Sickly and weak as Grandma is, she has taken on all the housework in the family.2.The recording company had never been so pleased with any singer. For them, Stevie Wonder was a real find.3.They had no running water where they lived. Nor did they have any conveniences of life such as gas and electricity.4.Six years passed, then seven and eight, and nothing was heard of that French artist. It seemed certain that he had left the country for only God knows where.5.He was very ill that summer, but as soon as he felt better in the fall, he resumed his writing and finished his last novel in two months.6.Driven by a strong will, Alex finally fulfilled the task he had undertaken.7.With the help of the doctor and the nurses, the patient recovered quickly and ina few weeks was able t stand on his feet once more.8.It was really sad to watch the old man’s wrinkled face, which spoke of all that he had borne/endured in his life.Unit 5TEXT AV promise 2.content 3.Unfortunately 4.individual 5.gamble 6.spun7.atractive 8.afterwards 9.tradition 10.unique 11.arose 12.energeticVIIpromise with,over2.lying,in3.lie on4.content with5.call at6.called ond,after8.active in9.opinions about10.opinion ofVIII1.uncertain2.unkown3.unable4.unfortunate5.incorrect6.impatient7.illegal8.irregular9.irrelevant 10.improperX1.What a pity you won’t be back before I leave!2.What a pity (it is) to waste the food!3.What a pity she isn’t here!4.What a pity that we can die only once for our country!5.What a pity that some of the best acting on stage today can only be seen by so few6.people!What a pity you can’t swim.XII1.That's where2.That's why3.that's where4.That's what5.That's how6.That's how7.that's when8.that's when9.that's what 10.That's whereXIV翻译1.They are Mary’s sons Robert and William. One is named after her father, the other is named after her grandfather.2.He is not content with what he has already got. What a pity he never understands that happiness lies in contentment.3.She is very active in classroom activities. I am sure that she will make a good teacher.You may have different opinions about it, but I hate the idea of urging people to drink,4.especially at a dinner party.We are prepared to give way a little to them on minor problems, but we will never promise with them on major questions of principle.Robert didn’t usually get much exercise during the year, while his wife Mary was on her 6.feet most of the time. That was why it was impossible, or difficult at least, for them to choose a place they both liked for their holiday.David is a young writer with a high opinion of himself. He thinks that his writing style is 7.unique and refined. But unfortunately, that is not the case.All I want to say is that as individuals we enjoy many different rights but we have no right to do anything harmful to society.Unit 6TEXT AIV1.shocked2.admitted3.pursue4.prefer5.intelligent6.acquire7.average8.cultivate 9.typical 10.pursuit 11.imported 12.bite pete 14.constantly 15.prestigious 16.extentVIII翻译1.If we are to promote higher education, we must try to make university professorship the most prestigious positions in the country.2.If we are to remain a world-class power, our universities must be able to train students to become first-class scholars and engineers.3.If you are to make your child a person of knowledge, you must encourage him to spend more time studying.4.If you are to apply for this scholarship, fill in the application form and return it now.5.If we are to further develop the economy of Shanghai, we have to make full use of the Yangtze River.XII翻译1.The problem lies in how people look at those students dedicated to the pursuit of knowledge.2.Our government has decided to put a lot more money into education than before.3.We have to train more first-class engineers to compete in the technology race with Japan.4.The intellectually curious and hard-working students should be praised and held up as examples to other students.5.Not until we do away with our anti-intellectualism do we stand a chance to remaina world-class power.6.We must adapt ourselves to the demands of our times, otherwise we’ll fall behind the other industrialized nations of the world.7.The parents are proud of their son who is studying English while the other children are playing football.8.Do you really expect to improve your English without spending more time studying it?Unit 7 TEXT AIV1.cretp 2.presence 3.whereas 4.spoiled5.previously6.roaring7.merely8.ignorant9.confident 10.ventured 11.chased 12.liberalV1.stared at e of 3.establish itself as 4.threw,at5.came up to6.are for7.move in8.viewed as9.among other things 10.by chanceVIII1.but I did play football quite often when I was in college2.but sometimes I do go and visit my mother3.but they did do a lot of work for me too4.but we did learn a lot from him5.but he did go to the lecture and meet the professorX翻译1.Mr. Smith was viewed as a very liberal person who believed, among other things, that all men were equal under the law.2.It is not by chance that he won the prize; his success comes from his hard training.3.The teacher talked a lot with the white kids, trying to convince them that all men are created equal, but nothing much came of it in the first few weeks.4.As I was a newcomer to that school, I felt lonely and friendless for a time.5.Day after day Wei Ming kept talking with Mrs Wilson, and his oral English became more and more fluent and natural.6.Whereas some of the kids were quite nasty during those first few weeks, a little white girl was especially friendly to me.7.I later came to know that the man who looked old and wrinkled was only about 45.8.After graduating from university, he soon established himself as a qualified and responsible teacher of English.。
21世纪大学英语课后习题答案
21世纪大学英语课后习题答案1.Do you think that making music and art 【compulsory】subjects in schools wouldreduce some children’s enjoyment of them?2.Bob’s one of those people who 【relish】 risk and danger he’d be boredin a safe, steady job.3.Elizabeth is certainly talented enough to succeed in her career; she justdoesn’t have enough 【confidence】 in her own abilities.4.I’m sorry you’re in trouble, but as you made your decision on your ownyou’ll just have to face the 【consequences】5.Many educators would be delighted to abolish exams, but they also worry thatwithout them there would be too little 【incentive】for students to work hard.6.The teacher accidentally hit the boy’s hand with an eraser and was【henceforth】known as “Dead-Eye Bean”.7.If I had money, I’d 【invest】 it all in Internet companies.8.Psychologists say that our behavior is influenced by many factors too subtlefor us to consciously 【perceive】.9.He’s always had a 【passion】for books. If he could work in a library, itwould be a dream come true.10.Look at those three whispering in the corner again they’re 【scheming】something, I just don’t know what!1、汤姆去年转来我校。
21世纪大学英语综合教程(修订版)4课后部分习题答案
填空单词Unit1:1.The police blundered（失误）badly by arresting the wrong man.（警察逮捕了一个错误的人，导致警察失误。
）2.The house was severely destroyed, so the couple spent thousandsof dollars renovating（装修）it.（房子被严重摧毁，所以这对夫妇花了数千美元来装修它。
）3.The pilot was forced to ditch（抛弃）the jet plane in the Gulf becausepilot of the hijacking.（由于劫持飞行员，飞行员被迫抛弃了海湾地区的喷气式飞机。
）4.Unlike the Satellite, it has no internal（内置的）battery, though itwill accept external batteries made for the iPad.（与Satellite不同，它没有内置电池，但它可以接受为iPad制造的外置电池。
）5.The basis for training relies on the dog’s natural instinct（本能）tohunt.（训练的基础依赖于狗的狩猎天性本能）6.The plaster（石膏）was beginning to fall from the walls.（石膏开始从墙上掉下来。
）7.During each war ,the monopoly capitalists amassed fabulous（丰富的）wealth.（在每场战争中，垄断资本家积累了丰富的财富。
）8.At college, he studied English and did amateur（业余的）boxing.（在大学期间，他学习英语并做了业余拳击）Unit2:1.I’m sorry to bother（打扰）you, but can you direct me to the railwaystation?（我很抱歉打扰你，但你能指引我去火车站吗？）2.His father grew increasingly nervous at his son’s disregard（无视）for danger.（他儿子无视危险，父亲越来越紧张。
21世纪大学英语课本 课后答案
Unit 1TEXT AII1.He defines greatness as the lasting contribution which a person makes or has made to human civilization.2.The example of Churchill shows the importance of persistence and dedication in achieving greatness.3.Firstborns and only children tend to make good leaders in times of crisis, but middle- born children are better peacetime leaders.4.A 20th century politician should be an effective public speaker and a social person.5.Intelligence seems to be less important than other factors, such as the ability to communicate effectively.6.The ability to overcome traditional ways of thinking is also crucial.7.They simply don’t devote the amount of time required.8.The study showed that enjoying one’s work is the best form of motivation.IV1.chat2.acknowledge3.motivated4.charcteristic5.despite6.influential7.cited8.obstacle9.intrinsic 10.criteria 11.obsession 12.innate13.contribution(s) 14.contemporary 15.submitted 16.moraleV1.left behind2.rise3.made history4.were endowed with5.put up with6.going nowhere7.ifocuses on8.be built on9.put in e up with 11.take charge 12.set...apartVIefficiency emergency fluency frequencyproficiency tendency urgency sufficiency1.fluency2.proficiency3.emergency4.Efficiency5.tendency6.frequencyVII1.For some students, it's not that they don't put in enough time — it's that they don't have good study habits.2.Children perform differently at school. It's not that they have different IQs — it's that they are brought up in different environments.3.The company is not very productive. It's not that its staff aren't talented — it's that their energy hasn't been channeled effectively.4.I'm really sorry. It's not that I don't want to go to the cinema with you— it's that I have to finish my paper tonight.5.You have a stomachache. It's not that the food was bad — it's probably that you have too much stress from your work.VIII1.President Wilson didn't try to bring the US back to economic and political isolation. Instead, he believed in international cooperation through an association of nations.puters don't teach students in groups. Instead, they can help them learn effectively according to their different needs.3.We shouldn't focus on minor points. Instead, we should try to solve the problem of the greatest urgency at present.4.He dosen't get anybody else to help him. Instead, he likes to attend to everything himself.5.Teaching success shouldn't be measured by the scores the students receive on tests. Instead, it should be measured by whether the students have internalized the ability and desire to learn.IXBCBAD DCABA DABCAX西蒙顿说，如果事业上取得巨大成就者具有什么共性的话，那就是一种持续不断地追求成功的动力。
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1.Do you think that making music and art 【compulsory】subjects in schools wouldreduce some children’s enjoyment of them?2.Bob’s one of those people who 【relish】 risk and danger he’d be boredin a safe, steady job.3.Elizabeth is certainly talented enough to succeed in her career; she justdoesn’t have enough 【confidence】 in her own abilities.4.I’m sorry you’re in trouble, but as you made your decision on your ownyou’ll just have to face the 【consequences】5.Many educators would be delighted to abolish exams, but they also worry thatwithout them there would be too little 【 incentive】for students to work hard.6.The teacher accidentally hit the boy’s hand with an eraser and was【henceforth】known as “Dead-Eye Bean”.7.If I had money, I’d 【invest】 it all in Internet companies.8.Psychologists say that our behavior is influenced by many factors too subtlefor us to consciously 【perceive】.9.He’s always had a 【passion】for books. If he could work in a library, itwould be a dream come true.10.Look at those three whispering in the corner again they’re 【scheming】something, I just don’t know what!1、汤姆去年转来我校。
他全神贯注地听杨小姐上课并很快成了她最喜欢的学生。
Tom ( was ) transferred to our school last year. He hung on Miss Young’s every word in class and soon became the apple of her eye.2. 看到女儿高中毕业，他感到一阵难以用语言表达的爱和骄傲。
Seeing his daughter graduate from high school, he felt a surge of love and pride that he couldn’t express in words.3.当李先生去年开始涉足股市时，他做梦也没想到会变成百万富翁！Last year when Mr. Li first began his venture into the stock market, becominga millionaire was beyond his wildest dreams.4.在休假日，我有幸看到一些野生海豹在吃鱼。
我拍了几张相片，可惜焦点都没对准。
On my holiday, I was lucky enough to witness some wild seals feeding on fish.I took several photos of them, but unfortunately they were all out of focus. 5．王子跟那位女演员保持确定的情侣关系已三年。
没有任何东西能改变他们在下周结婚的决定。
The prince has been going steady with the actress for three years and nothing can alter their plan to get married next week.6．因为穷人连饭都吃不饱便认为他们不需要义务教育的看法完全是一种错误的想法。
没有教育人们怎能克服贫穷？It is a complete misconception that the poor do not need compulsory education because they do not even have enough to feed on. Without education, how can poor people ever overcome their poverty?7. 大卫所有的同班同学都困惑不解——没有人想得出他怎么突然变成了优等生。
All of David’s classmates are completely stumped — no one can work out how he became a top student overnight.8. 很明显，她拒绝他的求婚给了他沉重的打击，但他最终还是从痛苦中恢复了过来。
It was obvious that her rejection of his proposal hit him hard, but in time he recovered from his wounds.1.In a healthy relationship, the partners' strengths and abilities【complement】each other, rather than being identical.2.. Millions of dollars and lots of famous actors are not 【indispensable】to the production of a successful film, but they help!3.. I never felt I had a right to expect any special 【privileges】 becauseof my university education.4.The marketing 【strategy】that Edward proposed would be brilliant if onlyhe hadn't forgotten about good business ethics5.It's true that not having a car imposes some【constraint】, but owning onealso complicates life in many ways.6.According to the Chinese law, every child is【entitled】 to nine years offree education.7.Life should consist of more than just a struggle for【survival】8. The sight of the helpless child aroused her maternal【instinct(s)】9.The winners of the contest were chosen 【randomly】; no consideration wasgiven to age, gender or income.10.He has lost the use of his limbs but he is still in possession of allhis 【faculty】.11.Please give the highest priority to this very 【urgent】 matter.12.She enjoyed parts of her trip to India, but said she found the povertyshe saw there rather【depressing】1.独立生活的能力对于任何一个成年人来说是必不可少的, 但真正的成熟远远不只是一整套的生存策略。
The ability to fend for oneself is indispensable to any adult, but realmaturity is more than just a set of survival strategies.2.孩子们在儿童节有资格免费进入每一个城市公园。
这是对他们全年长期呆在学校里的一种补偿。
On Children’s Day, kids are entitled to free entry to all city parks. It’sa way of compensating them for the long hours they spend in school all year.3.你更注重个人的生活而不是学习，难怪你的成绩下降了。
You’re giving more priority to your personal life than to your studies. It’s no wonder your grades are suffering.4.鉴于当今社会大多数的妇女在外谋职，很自然她们反对丈夫把她们作为家庭主妇来对待。
Given th at most women nowadays have jobs outside the home, it’s natural that they object to their husbands treating them like housekeepers.5.美国的不少百万富翁都至少拥有两座房子和一架私人飞机。
Quite a number of American millionaires own at least two houses and a private plane.6.当约翰从癌症中意外地康复时，他的医生把此归功于他坚强的毅力和对未来的信念。