大学英语 课后翻译答案

大学英语教材答案含翻译Introduction英语是全球通用的语言，对于大学生来说，学好英语是非常重要的。

大学英语教材是学习英语的重要资源，但有时候教材中的课后答案并不提供翻译。

本文旨在提供大学英语教材答案，并且附带翻译，以帮助学生更好地理解和掌握英语。

Unit 1Exercise 11. A2. B3. D4. C5. AExercise 21. I'm a student.2. She is studying economics.3. They are from China.4. We have an English class at 10 a.m.5. The book is on the table.Unit 2Exercise 11. C2. A3. B4. D5. CExercise 21. What do you do for a living?你从事什么职业？2. Why did you choose this major?你为什么选择这个专业？3. How long have you been studying English?你学英语多久了？4. Where is the nearest post office?最近的邮局在哪里？5. Who is your favorite author?你最喜欢的作者是谁？Unit 3Exercise 11. D2. B3. C4. A5. BExercise 21. I enjoy playing the piano.我喜欢弹钢琴。

2. Would you mind passing me the salt?你介意递给我盐吗？3. They decided to go on a trip to Europe.他们决定去欧洲旅行。

4. He couldn't help laughing at the joke.他情不自禁地笑了起来。

1.她砰地关上门，一声不吭地走了，他们之间那场争执就此结束。

Their argument ended when she slammed the door and left without a word.2.出席晚宴的客人对那个美国人威严的语气感到有点意外。

The guests at the dinner party were slightly surprised at the commanding tone of the American.3.约翰尼已长大成熟，不再害怕独自呆在家里了。

Johnny has outgrown the fear of staying at home alone.4.当全部乘客都向出口处(exit)走去时，他却独自留在座位上，好像不愿意离开这架飞机似的。

While all the other passengers made for the exit, he alone remained in his seat as if unwilling to leave the plane.5.这xx必须交给威尔逊博士本人。

The letter is to be handed to Dr. Wilson himself.6.南希虽然很想参加辩论，但腼腆得不敢开口。

While she felt like joining in the argument, Nancy was too shy to open her mouth.7.你觉得什么时候最有可能在家里找到他What do you think is the likeliest time to find him at home?8.猎人一看见有只狐狸从树丛中出现并向他设下(lay)的陷阱(trap)方向跑去，脸上顿时闪出了兴奋的表情。

The hunter’s face lit up with excitement as soon as he saw a fox emerge from among the bushes and run in the direction of / make for the trap he had laid.1)如果富有的国家多花些钱搞绿色工业，而不是去建立军事机器和制造核武器，当今许多广泛存在的污染问题将会逐渐消失。

Unit 11）From her accent I guess she’s from the Northeast.2）It was very clever of her to turn his argument against himself. 3）I found a couple of shoes under the bed but they don’t make a pair. 4）Dr. Bright always take his time as he examines his patients and treats them with extreme care.5）British companies are trying to avoid the fate their American counterparts have already suffered.6）Wilfred’s remarks confirmed me in my opinion that he was an honorable(诚实的) young man.7）The key witness for the prosecution(原告方) was offered police protection after she received death threats.8）I thought that was the end of the matter but subsequent events proved me wrong.9）Having practiced for so long, the New York baseball team stand a chance of winning the World Series (美国职业棒球大赛) this year.10）At the trial ,Bob’s teacher, who was called as a character witness , said he was a quiet boy who had never been in trouble before.Unit1 翻译1) 发言人（spokesman）明确表示总统在任何情况下都不会取消（cancel）这次旅行。

大学英语课后翻译答案1.众所周知，2003年中国成功发射了第一艘载人宇宙飞船。

(…the year 2003 saw…)As is known to all, the year 2003 saw the successful launching of China's first manned spaceship.2.时间见证了学校悠久的历史、自由的学术氛围和充满活力的学生生活。

(Time has witnessed…)Time has witnessed the long history, free academic atmosphere and energetic students' life of the university.3.进入新世纪，中国将发生重大而深远的变化(The new century will see…)The new century will see a significant and far-reaching change in China.4.南京，一个古老而美丽的城市，见证了许多伟大的历史事件。

(Nanjing witnessed…)4) Nanjing, an ancient and beautiful city, has witnessed many great historic events.5.参观他年轻时学习和工作过的地方，勾起了许多美好的回忆。

(A visit…brought back…)A visit to the places where he had studied and worked during his youth brought back many fond memories.1.看激动人心的足球比赛是让我忘记工作中所有问题的最好方法。

（take one`s mind off…）Watching exciting soccer games is the best way to take my mind off all the problems in my work.2.朋友们伤心地看着他驾车离去，知道他们要很久才能再见面。

Unit 11.3000多辆汽车因刹车问题昨日被召回（because of ；recall）1. More than 3000 cars were recalled yesterday because of a brake problem.2. 他尽管病得很重，但还是来参加会议了。

（despite）2. He came to the meeting despite his serious illness.3. 要确保同样得错误今后不再发生了。

（see it that）3. See to it that the same mistake won't happen again.4. 现在他们之间的了解多了一些，他们相处得就好些了。

（now that）4. Now that they've got to know more about each other，they get along better.5. 此时我发现自己被五六个男孩子围住了。

（find oneself）5. Then Ifound myself surrounded by five or six boys.6. 在这幸福的时刻，我向你致以最美好的祝愿。

（on occasion）6. I send you my best wishes on this happy occasion.Unit31)很多事情导致了我与那家公司断绝关系。

(contribute to)A lot of things contributed to the end of my relationship with that company.2. 面对严峻的疾病，她表现出了巨大的勇气。

（in the face of）She showed great courage in the face of serious illness.3. 我们得出结论，她讲的是真话。

Unit 11.多尔蒂先生和他的家人目前正在农场忙于秋收Mr. Doherty and his family are currently engaged in getting the autumn harvest in on the farm.2.我们不能低估敌人，他们装备了最先进的武器We must not underestimate the enemy. They are equipped with the most sophisticated weapons.3.菲尔已三个月没找到工作了，正变得越来越绝望Having been cut of a job/Not having had a job for 3months, Phil is getting increasingly desperate.4.作为项目经理，山姆办事果断，工作效率高，且判断准确Sam, as theproject manager, is decisive, efficient, and accurate in his judgment.5.既然已证实这家化工厂是污染源，村委会将其关闭，为此损失了100个工作岗位Since the chemical plant was identified as the source of solution, the village neighborhood committee decided to close it down at the cost of 100 jobs.Unit 21)空气中有种不寻常的寂静，只有远处响着大炮的声音There was an unusual quietness in the air, except for the sound of artillery in the distance.2在某些非洲国家城市的扩张已引起生活水平相当大的下降和社会问题的增多The expansion of urban areas in some African countries has been causing a significant fall in living standards and an increase in social problems.3) 研究表明大气中的二氧化碳的含量与全球气温密切相关The research shows that atmospheric carbon dioxide levels are closely correlated with global temperatures.4) 最近公共汽车的车辆行驶频率已有改善，从15分缩短到12分一班The frequency of the bus service has been improved from 15 to 12 minute recently.5)那位跳水运动员立在跳水板边缘，只等教练发出信号便会立刻跳下The diver stood on the edge of the diving board, poised to jump at the signal from the coach.Unit 31)尽管在此次紧急迫降中，飞机跑道不够长，但经验老到的飞行员还是让飞机滑行了很短一段时间后就停了下来Despite theinadequate length of the airstrip in this emergency landing, theveteran pilot managed to stop the plane after taxiing for only a short while.2)在记者反复追问下，该球星终于说漏了嘴，承认自己做过两次整容手术Grilled by the reporters, the movie star eventually blurted(out) that she had undergone two plastic surgeries.3)我们有技术，我们的合伙人有资金，一起干我们就掌握了未来We have the technology and ourpartner has the capital.Working together, we’ll have the future in our hands.4)要是我事先知道你会带这么多朋友回家，我会好好准备的你看我现在的食品和饮料连小吃一顿都不太够If I had known beforehand that you would bring so many friends home, I would have made better preparations. Yousee, I have barely enough food and drinks for a snack.5)当人们得知地震灾区将建造结构更牢固的新校舍时，纷纷慷慨解囊People gave generously upon learning that new school rooms with stronger structures were to be built in the earthquake-stricken area.Unit 41.) 因为约翰不看好欧洲经济，所以把资产转移到了欧洲以外的其他地方Due to his pessimistic outlook on the European economy, John has moved his assets from Europe to elsewhere.2) 我喜欢雇佣年轻人，他们愿意学习，而且忠于职守I like hiring young people. They are earnest learners andUnit 51)我的直觉是亨利会设法参加这次探险，因为他有一点冒险家的气质I have an instinct that Henry will seek to join the expedition,because he is something of an adventurer.2)即使置身于一个嘈杂的环境中，他也能坚持做手头的工作He is capable of sticking to the task at hand, even if he is exposed to noises.3)这个商标是依据迄今有效的法律注册的The trademark was registered in accordance with the laws hitherto in force.4)奇怪的是，许多人自愿帮助组织会议，但是只有少数几人到场Oddly enough, many people volunteered to help organize the meeting, but only a few turned up.5)老师那充满关爱的话语，以与坦诚的评价改变了迈克对于社会和他自己的看法The teacher’s affectionate words, along with his candid comments, changed the way Mike perceived the society and himself.Unit 61.他们正在探索医学研究的新领域，试图治疗那些目前还无药可治的疾病They are exploring the new frontiers of medical science in an attempt to find remedies for incurable diseases/ cures for diseases that are beyond remedy so far.2.我的数学老师威尔逊女士不仅教学方法独特，而且她从不试图往我脑子里硬塞知识Her unique teaching methods apart, Ms Wilson, my math teacher, never tried to cram knowledge into my head.3.中央电视台的定时天气预报使得我们旅行时不管走到哪儿都能知道天气的变化The regular weather forecast by the Central TV Station keeps us up with the changes of weather wherever we go on a trip.4.可怕的爆炸引起了一场大火，并造成这栋大楼部分倒塌The appalling explosion started a big fire and caused the partial collapse of the building.5在线现代社会里，浪费时间的方式比以往任何时候都要多，各种各样的娱乐消遣，正在吞噬我们宝贵的时间In the modern world, there are more ways than ever to waste away time, and all kinds of distractions are eating into our precious time.Unit 71.武装部队的一些高级军官发动了一场政变，推翻了政府，从而使该国陷入一片混乱Some high-ranking officers of the armed forces started a coup, toppling the government and throwing the country into chaos.2.下滑的市场粉碎了她快速致富的幻想The falling market shattered the illusion about getting rich quickly3.回顾二战的历史，我们可以看到同盟国的形成是当时的政治，军事形势发展的自然结果Thinking back on the history of World War II, we can see that the formation of the Allies was the natural product of the development of political and military circumstances then. 4.吉姆称保罗是XX狂热分子，刺痛了保罗，但是因为保罗无心吵架，他干脆假装没听见Paul felt stung when Jim called him a religious fanatic. But as he was in no mood for q quarrel //not in a quarreling mood, he simply pretended not to hear it.5.人们说时间会治愈一切创伤，但对在这一事件中失去亲人的人们而言，时间能填补他们心中的空白吗？People say that time heals all wounds. But for those who havelost their loved ones in the event, will time fill up the void in their hearts?Unit 81)杰尼特正是迈克知道他可以信任的那种女孩，所以他在第一次约会时就向她敞开心扉Janet was just the kind of girl Mike knew he could trust, so he bared his heart to her on their first date.2)起先姑娘们在幽暗的森林边缘玩耍，一会儿大笑，一会儿尖叫，可不一会儿她们就无影无踪了At first the girls played on the fringe of the dark forest, now laughing, now screaming, but before long they were out of sight.3)足球队员一下飞机，就见到一个车队在等待他们的到来The moment the football players disembarked from the plane, they sawa fleet of cars waiting for their arrival.4)卡森谴责他的对手用误导的信息来玷污他的人品Carson condemned his opponent for using misleading information to smear his character.5)亚历克斯将一个塞满钞票的钱包交给了警察，他说他是在跳下校车时在马路边上捡到的Alex gave the policeman a wallet stuffed with banknotes. He said he had found it on the curb when he hopped off his school bus..。

Unit 1 Translation Unit 2 Translation1)那首歌总是使她回想起在芝加哥度过的那个夜晚。

那首歌总是使她回想起在芝加哥度过的那个夜晚。

(remind… of…) 1)That song always reminded her of the night spent in Chicago. 2)街角处刚巧有一位警察，我便向他问路。

街角处刚巧有一位警察，我便向他问路。

(happen to, corner) 2)There happened to be a policeman on the corner, so I asked him the way. 3)由于天气恶劣，今天所有去纽约的航班都延误了。

由于天气恶劣，今天所有去纽约的航班都延误了。

(delay) 3) All flights to New York today are/were delayed because of the bad weather. 4)谁有责任谁就必须赔偿损失。

谁有责任谁就必须赔偿损失。

(whoever, responsible) 4)Whoever is responsible will have to pay for the damage. 5)我找不到我的支票簿。

我准是把它留在家里了。

我找不到我的支票簿。

我准是把它留在家里了。

(checkbook, must have) 5)I can ’t find my checkbook. I must have left it at home. 6)到足球比赛快开始时，暴风雨已经停了。

到足球比赛快开始时，暴风雨已经停了。

(by the time) 6)By the time the football match was going to start, the storm had already stopped. Unit 3 Translation 1)除非你有经验，否则你得不到这份工作。

大学英语教材课后翻译答案Unit 1: Cultural Diversity1. Translate the following sentences into English.(1) 中国有着悠久的历史和灿烂的文化。

China has a long history and a splendid culture.(2) 他们是在一个友好的氛围中相互交流的。

They are communicating with each other in a friendly atmosphere.(3) 这本书包含了很多关于中国传统文化的信息。

This book contains a lot of information about Chinese traditional culture.(4) 我认为学习一门外语是一个很好的机会，可以了解不同文化。

I think learning a foreign language is a great opportunity to understand different cultures.(5) 我最喜欢的传统艺术形式是京剧。

My favorite traditional art form is Peking Opera.Unit 2: Communication and Technology1. Translate the following sentences into English.(1) 你可以通过电子邮件发送这份文件。

You can send this file via email.(2) 我们可以利用社交媒体与朋友保持联系。

We can keep in touch with friends through social media.(3) 网络的发展改变了我们的生活。

The development of the Internet has changed our lives.(4) 在互联网上，我们可以找到几乎所有我们需要的信息。

p13我累了，昨晚我不该那么晚睡觉1.I'm tired,I should not have gone to bed so late last night.我和鲍勃不是很熟，不过我们偶尔一起出去喝一杯2.I don't/didn't know Bob very well,but we go/went out for an occasional drink together我们应该都火车站接她.3.We are supposed to meet her at the train station.你可以清楚的看到有人快淹死，而你却没有采取行动救他们4.You could clearly see people drowning,but/and yet you took no action to save them.包括周末在内，仅仅还有12天时间可以用来买圣诞礼物5.Including weekends,there are only twelve more days to buy Christmas presents.如果不立即采取行动，许多野生动物就会因饥饿而死亡6.Without immediate action,many kinds of wild animals would die from hunger.P47那首歌总是会让她回想起在芝加哥度过的那个晚上1.That songs always reminded her of the night spent in Chicago.街角处刚好有一位警察，我便向他问路2.There happened to be a policeman on the corner,so I asked him the way.由于天气恶劣，今天所有去纽约的航班都延误了3.All flights to New York today are delayed because of the bad weather.谁有责任谁就必须赔偿损失4.Whoever is responsible willl have to pay for the damage. 我找不到我的支票簿，我准是把它留在家里了5.I can not find my checkbook ,i must have left it at home.到足球比赛快开始时，暴风雨已经停了6.By the time ,the football match was going to start ,the storm had already stopped.p68一个年轻人来到票务柜台，问是否有人把他的公文包交到了柜台1.A young man came to the check-in counter and asked if his briefcase had been turned in 他朝我身后的行李传送带瞥了一眼，然后大声喊道，他看到公文包正穿过传送带尽头的那个口子.2.He looked over my shoulder at the conveyer belt and shouted that he had seen his briefcase going through the opening at the end of the conveyor belt.不幸的是，已经把他的公文包装到一架班机上了3.Unfortunately,his briefcase had already been loaded on one of the flights.我向他保证一找到公文包就给他打电话4.I assured him that we would calll him as soon as we found his briefcase.让我们吃惊的是，这个年轻人说他已经在自己的车里找到了公文包5.To our great surprise ,the young man said that he had already found his briefcase in his car .P81除非你有经验，否则你得不到这份工作1.You won't get the job unless you have got the experience.我把大部分的时间都花在研究中美文化的差异上了2.Most of my time is spent studying the differences between Chinese and American cultures.这句话意思极清楚，决不会引起误解3.The statement/sentence is so clear that it can't cause any misunderstanding.他希望能够给予她比现在更多的帮助4.He wishes he could give her more help than what he does now .穿上外套，否则你会感冒的5.Put on your coat ,or you will catch a cold .他的收藏品中加了一张毕加索的画6.She has added a picture of Picasso to her collection.我没意识到以前曾来过这7.I am not aware of ever having been here before.如果你继续对每个人这么粗鲁，你很快就会发现自己什么朋友都没了8.You will soon find yourself without any friends at all if you keep on being so rude to everybody.P103首先你得意识到在一个陌生环境中感觉紧张是很正常的1.First,you must be aware that feeling nervous is very normal in a strange environment./It is quite normal to feel nervoust in a strange environment.我们的思维比大部分人的讲话速度要快好几倍2.Our thoughts can race a long several times faster than most people speak为了使别人注意你，你必须学会怎样做一个良好的、体谅的听众.3.In order to get other’s attention, you must learn how to be a good and sympathetic listener.其中必不可少的一点是你得尽量扩大视野4.One of the essential points is that you should try to broaden your horizens.幽默感会有所帮助，有时讲个和自己有关的小笑话也会使谈话轻松起来5.The sense of humor is of use/help.T elling a joke about yourself sometimes can lighten the conversation.只有当你愿意交谈并认真的听的时候，你才能成功的与周围的人交朋友6.Only when you are willing to talk and listen attentively,can/will you succeed in making friends with the people around you.P117房间里热极了，请把窗户打开1.It’s far too hot in the room,open the window,please!半夜里那嘈杂声把我们弄醒了2.The noise woke us up in the middle of the night.他不该对我说的话表示生气，那仅仅是个玩笑而已3.he should have been angry at what I said.It was nothing more than a joke我们邀请了所有的朋友去野餐，但是由于下雨只来了其中五位.4.We invited all our friends to the picnic but it rained and only five of them showed up.她视婚姻为严肃的事情5.She views marriage as a serious matter.令我失望的是，这部电影并不像我期待的那么好6.To my disappointment ,the movie didn’t live up to my expectations.P153我过去常去看电影，但现在再也没有时间了1.I used to go to the cinema/movies a lot,but I neer have the time now.两个工人互相合作修理破裂的管子2.The two workers cooperated with each other to fix the broken pipe.这是一种残忍的做法，应该马上停止3.this is a cruel practice which should be stopped immediately.你的工作哪一方面最困难，哪一方面最有益4.What aspect of your job/work is(the)most difficult,and what aspect is(the)most rewarding?有些人认为他很粗野，但情况并非如此5.Some people think he is rude,but that’s not the case.我会尽我所能帮忙，但我所能做的也有限6.I’ll help as much as I can,but there is a limit to what I can do.P190他的努力工作使他得到了一大笔奖金1. Her hard work resulted in a big bonus for her.孩子们正在观察飞机起飞和降落2. Children were watching the planes take off and load.我总是一上船就晕船3. As soon as I’m on board a ship I always feel sick.博物馆向公众开放的第一天，总共有20000人前来参观4. A total of 20000 people visited the museum on the first day when it was open to the public.委员会有科学家和工程师组成5. The committee consists of scientists and engineers.工作没有完成，我不敢回家6. I wouldn’t dare to go home with the job unfinished.P221我们正在考虑卖房子1. We are considering selling the house.我建议他先等一会，然后再做决定2. I suggest he wait a while before he makes an decisions.明天约翰很可能会来参加聚会3. John is very likely to come to the party tomorrow.我们想知道他不接受这份工作的原因4. We’d like to know the reason why she didn’t accept the job.你本不应该回到那栋还在燃烧的大楼，你有可能会被严重烧伤5. You shouldn’t have gone back t the burning building,you might have been badly/seriously burnt.我从来没有想过会有问题6. It/The thought had never crossed my mind that there might have be a problem.P257第二次世界大战结束于1939年1. World warⅡtook place in 1945.我爷爷喝酒喝得厉害2. My grandfather drinks a great deal.到65岁的时候，他仍在工作3. He was still working by the age of 65这个老师知道他所有学生的名字.4. The teacher knows all his students by name.警察最终成功破解了这个疑案5. The police have finally succeeded in solving the mystery.他喜欢各种体育运动，特别是篮球6. He likes all kinds of eports,but most of all,basketball.打电话和面对面说话不一样7. Talking on the phone is different from talking face to face.他们因为有共同的兴趣爱好而相爱8. They fell in love with each other because they had common interests.P291演讲的主题已提前一星期宣布，而主讲人的名字则没有1. The topic of the speech is announced a week in advance,but the name of the apeaker ia not.居然还有学生在考试之前踢足球，这似乎令人难以置信2. It seemed incredible that some students still played football before the exams.Auden先生是一个快乐的人，他从帮助别人中获得乐趣3. Mr.Auden is a happy man who derives pleasure from helping others两位美国人共同获得了去年的诺贝尔医学奖.4. Two Americans shared last year’s Nobel Prize for Medicine.首先我欢迎你参见此次会议5. First of all I’d like to welcome you to the meeting.我不习惯于这样的奢侈，这是在浪费金钱6. I’m not accustomed to such luxury.It’s a waste of money.考试结果将于周五下午张贴出来7. The results of the exam will be put up on Friday afternoon.一些残酷的动物实验是以科学的名义进行的8. Some cruel experiments on animals are carried out in the name of science.P330最好的减肥方法是不吃含高脂肪的食物1. The best way to lose weight is to avoid eating fatty foods.交通不便曾是导致饥饿的主要原因2. One of the main causes of hunger used to be lack of transportation.浪费的包装会抬高食品的价格3. Wasteful packaging will add to the price of food/food price.没有农业的发展，经济改革就不会成功4. Economic reform would not be successful without the development of agriculture.明年农民们将种植更多的经济作物以取代粮食作物5. The farmers will grow more cash crops next year instead of grains目前，世界上还有某些地方的农民仍然在利用动物做劳力.6. At present,there are still places in the world where farmers make use of animal labor.。

大学英语教材答案整本翻译[注意：本文所述是虚构的，仅用于展示写作技巧和格式] Unit 1: Introduction to English Language Learning Exercise 1: Vocabulary Building1. accessibility (n.) - 可接近性，可进入性2. biliterate (adj.) - 双文化通3. colloquial (adj.) - 口头的，口语的4. differentiate (v.) - 区分，辨别5. encompass (v.) - 包括，涵盖6. fundamental (adj.) - 基础的，根本的7. heterogeneous (adj.) - 异种的，各异的8. intermediate (adj.) - 中级的，居中的9. linguistics (n.) - 语言学10. monolingual (adj.) - 单一语言的，只通一种语言的Exercise 2: Grammar1. Transform the following sentences into passive voice:a) They built a new library in the city center.b) The company will release a new product next month.c) We have invited Professor Lee to give a lecture.d) People should respect each other's opinions.2. Correct the grammatical errors in the following sentences:a) I have went to the supermarket yesterday.b) She don't like vegetables.c) He don't know how to swim.d) They was studying for the exam last night.Exercise 3: Reading Comprehension1. Choose the correct answer to complete the following passage:The Mona Lisa is one of Leonardo da Vinci's most famous paintings. It was painted between 1503 and 1506 and is believed to be a portrait of Lisa Gherardini, a noblewoman from Florence, Italy. The painting is renowned for the enigmatic smile of the subject, as well as da Vinci's use of sfumato. Sfumato is a technique in which layers of paint are applied to create a hazy, smoky effect. The Mona Lisa is now housed in the Louvre Museum in Paris, France.a) famousb) paintingc) smiled) sfumato2. Answer the following questions based on the passage:a) When was the Mona Lisa painted?b) Who is believed to be the subject of the painting?c) What is sfumato?d) Where is the Mona Lisa currently located?Unit 2: Listening and SpeakingExercise 1: Listening Comprehension1. Listen to the following audio and answer the questions:Audio Transcript:Hello, everyone! Welcome to today's lecture on climate change. In this lecture, we will discuss the causes and consequences of global warming. Please take notes as we go along. Let's begin.a) What is the topic of the lecture?b) What will be discussed in the lecture?2. Listen to the following conversation and complete the sentences with the missing information:A: What time does the library open?B: The library opens at ________ in the morning and closes at ________ in the evening.a) What time does the library open?b) What time does the library close?Exercise 2: Speaking1. Role-play the following dialogue:A: Excuse me, can you help me find the bookstore?B: Sure! The bookstore is on the second floor, next to the coffee shop. Just take the escalator to the right, and you'll see it on your left.A: Thank you so much for your help!B: You're welcome. Have a great day!2. Discuss the following question with a partner:Do you prefer studying alone or in a group? Why?Unit 3: WritingExercise 1: Essay WritingWrite an essay of at least 200 words on the topic: "The Impact of Social Media on Society."Exercise 2: Business Letter WritingWrite a business letter to a potential client, introducing your company's new product and explaining its features and benefits.Exercise 3: Summary WritingWrite a summary of the following passage in about 100 words:The Industrial Revolution was a period of significant economic and technological growth that occurred in the late 18th and early 19th centuries.It marked a shift from agrarian societies to industrialized ones, with the introduction of new manufacturing processes and the use of steam power. This revolution had profound effects on society, including urbanization, the rise of capitalism, and changes in working conditions. It laid the foundation for modern industrialized societies and shaped the world as we know it today.以上是本教材的翻译答案，希望能对您的学习有所帮助。