新视野大学英语第三版读写教程第一册Unit3答案3.doc

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1、Part II key to exercisesSection APre-reading activities1 Traditional classroom:. Advantages: more direct communication between the teacher and students; a better learning atmosphere. Disadvantages: little interaction either among students or between students and the teacher; the teacher tending to d

2、ominate the class; writing on blackboard reducing efficiency.Multimedia learning: . Advantages: more vivid teaching materials; . disadvantages: too many distractions with too many pictures and videos in multimedia classrooms.Studying online: . advantages: being able to choose when and what you want

3、to learn; easy access to the wide range of online information. . disadvantages: making it easier for students to copy answers from the Internet; lack of face-to-face communication between the teacher and students; the possibility for students to develop Internet addiction.2. . I prefer the multimedi

4、a way of learning. A multimedia classroom is vivid with teaching materials presented in different ways: slides, pictures, and even movies. Compared with a traditional classroom, a multimedia classroom is more interesting. . To be frank, I prefer to study online. In this way I can manage my own time.

5、 I can have my own priorities and do things at my own pace. It is simply what I want.3. . Yes. The Internet is indispensable in teaching and learning nowadays. It is hard to imagine what it would be like without the Internet. We would have no easy or quick way to learn about the latest development o

6、f teaching and learning. We would miss the many interesting online courses; we couldnt communicate effectively with teachers after class. We just cant afford to lose the Internet. . No. teaching and learning had been carried out long before the Internet came into being. And people did just as well w

7、ithout the Internet or the computer. It is true that the Internet makes teaching and learning more convenient and more efficient, but it is by no means indispensable. Im sure we can still teach or learn without the Internet. Reading comprehensionUnderstanding the text1.1. A fleet of laptops, smartph

8、ones and Internet connectivity 24 hours a day.2. wireless Internet access anywhere and anytime on campus.3. because smartphones could draw students attention and encourage sophisticated thinking.4. because too much time online can mean too little time I real-life studying or exercising or visiting w

9、ith friends. If we spend too much time online, we will be cut off from the real world.5. they used the money to wire dorms with high-speed connections and equip their campuses with Wi-Fi networks.6. Because the university was afraid that its technology was not as advanced as that of other universiti

10、es, it gave away free Apple iPads to compensate for its inferiority in this aspect.7. If a university cant keep up with the rest f the world, or if it cant provide high-bandwidth information as expected, it will be at a competitive disadvantage.8. it is mainly because they want to provide students w

11、ith the most advanced free system.Critical thinking21 .Yes, I think so. Internet access is a must on campus. We students need the Internet to do research for our study, to obtain information to broaden our knowledge of the world, to communicate with family and friends, and to enrich our lives in our

12、 spare time. . No, I dont think so. There are many potential disadvantages if Internet access is so easily accessible on campus. Some students may waste too much time I playing online games or chatting online, be tempted to visit “unhealthy” websites, or even become Internet-addicted and neglect the

13、ir study. 2 .It sounds like an awful idea to me. Obtaining knowledge is only part of learning. Learning not only gives us a wealth of knowledge, it also provides us with great vision, strong principles, social abilities, good manners, interpersonal skills and many more valuable attributes. This obvi

14、ously cannot be realized by learning at home only with the computer. .I think it is a good idea that students can study at home via the Internet in the future. Learning would become more flexible and accessible. This way, college education could become available to many more people, old or young, ne

15、ar or far, healthy or handicapped.3 . The Internet and smartphones have become an indispensable part of our daily life because they dont cost much and they make communication much more convenient. We can talk to people, or leave them messages almost anywhere and anytime. And very often we will get r

16、esponses in no time. . With the Internet and smartphones becoming more and more popular, we are forgetting how to write with a pen or how to talk with people face to face. The more we use the Internet and smartphones, the less we meet our friends in real life. Even when friends meet face to face, in

17、stead of talking with each other, they all look at their smartphones, checking email or posting something on WeChat.4 .Life would be unimaginable without the Internet or smartphones. I depend on them to do everything, from study to communication, from shopping to entertaining. Without the Internet,

18、the backing systems, the communications systems, in fact all key aspects closely related to peoples life will collapse. Life without the Internet would be terrible and simply unimaginable. .Actually, I wouldnt mind having a life without the Internet or smartphones. Without them, I would meet my fami

19、ly and friends face to face and spend more quality time together. I might take up some interesting hobbies or try something new. So, without them life might become even more colorful.Language focusWords in use31. competitive2. transform3. typical4. response5. adopted6. focused7. compensate8. analyze

20、9. regulate10. estimateword building4Words learned new words formed-ry sceneryscene machinery-ive detective detectcompare comparativeexplode explosiverepresent representative-izeModern modernizeCharacter characterizeSpecial specializeComputer computerizeSummary summarize51. scenery2. machinery3. sum

21、marize4. specializes5. massive6. detect7. representative(s)8. characterize9. comparative10. modernize11. explosive12. computerizedbanked cloze61J 2H 3L 4N 5F 6I 7E 8A 9C 10OExpressions in use71. fired off2. keep up with3. set up4. account for5. stand out6. add to7. take the lead8. at a disadvantage9

22、. in large part10. visit withstructured writing9It is not uncommon to see teenagers smoking today. Some of them smoke because of peer pressure. When they see some of their friends smoking, they feel the pressure to try it out in order to “fit in” with the crowd. Some other teenagers smoke because th

23、ey want to imitate adults or appear to be mature. Teenagers like to imitate their favorite stars and adults around them. So, parents who smoke may set a bad example for their children. In conclusion, the causes of teenager smoking can be attributed to peer pressure and their intention to look like a

24、dults.Translation10伦敦地铁是英国的一个快速交通运输系统，服务于大伦敦的大部分地区。地铁系统因其他地铁隧道的典型形状也被称为地下管道。伦敦地铁始建于19世纪中期，是世界上最早的地下铁路系统。它的第一段地铁于1863年开始运营。自此，伦敦地铁不断延伸，发展成为一个包括12条线路、275个车站、铁轨总长超过250英里的地铁杰作，其中有45%在地下运行。就路线长度而言，它是世界上第四大地铁系统，也是车站数量最多的地铁系统之一。作为一个走遍伦敦的经济便捷的途径，伦敦地铁一向是每天数百万通勤者以及在节假日游历伦敦的游客的首选。伦敦地铁已成为伦敦的一个国际标志。2013年伦敦举办了各种各

25、样的活动，庆祝地铁运营150周年，纪念这一里程碑。11Chinas space industry was launched in 1956. Over the past decades, Chinas space industry has created one miracle after another. In 1970 China launched its first man-made earth satellite, ranking China the fifth country in the world to independently develop and launch man-m

26、ade earth satellites. In 1992 China began to carry out the manned spaceflight program. In 2003 China launched Shenzhou-5, a manned spaceship. The successful launch made China the third country to launch manned spaceships. In 2007 Change-1, the first lunar-orbiting man-made satellite, was sent to spa

27、ce. In 2013 Shenzhou-10, the fifth manned spaceship was launched successfully, laying the foundation for building the Chinese Space Station.Section BReading skills11O 2O 3O 4F 5F 6F 7O 8O Reading comprehension21A 2C 3B 4C 5A 6D 7D 8C Critical thinking3.1 Teenagers and college students are more likel

28、y to become Internet addicts. Many teenagers lack self-discipline. Though their parents may watch them closely at home and only allow them very limited time to get online, once being away from home, these kids are likely to indulge themselves in the Internet. The same is true for college students. C

29、ollege students often use the Internet to help with their study, and they lack supervision from their parents if they live on campus. If they do not watch their time online and what they do with the internet, they may also become addicted to the Internet.2 .Yes, I think so. A weak personality usuall

30、y cant resist temptation. Jack, my former classmate, definitely falls into this category. He knew for sure that online games would take up too much of his study time. However, he just couldnt stop thinking about the games and completely indulged himself in this virtual world. . No, I dont think so.

31、A person with a strong personality may also become an addict. One of my friends had a very strong personality. He was independent and decisive, and he was always the leader among his friends. But somehow he became an Internet addict. So I think addiction to the Internet has nothing to do with ones p

32、ersonality.3 If I have friends who unfortunately become Internet-addicted, I will help them: 1)set time limits. I will suggest that they should allow themselves a limited amount of time to spend online each day; 2)keep themselves busy. I will help them find activities to keep their mind of the Inter

33、net, e.g. meeting friends, taking up new hobbies, doing sports.4 . “No Computer Day” is a good idea. If you shut down your computer for a day, youll possibly find a book to read, go out with friends, talk with your family, visit a museum, play basketball, or go to a concert. A day without the comput

34、er is a reminder that there are more rewarding things to do. . I dont think it is a good idea. For people who depend on their computers for their work or study, they could do little or almost nothing without computers. Moreover, the business world may become out of order without computers, even for

35、only one day.Language focusWords in use41. concerned2. release3. positive4. ceased5. enable6. decline7. scheduled8. essential9. neglect10. arouseexpressions in use51. of2. to3. with 4. of 5. from6. but7. to8. forsentence structure61. To make a good impression on the interviewer, he planned to get a

36、new haircut and buy a new suit.2. To greatly improve peoples living standards, we should attach great importance to the development of the economy.3. The customs officers examine people who want to cross the bridge to prevent anyone from carrying guns or drugs.71. People do not feel sorry for John because he is shy and awkward in front of others.2. The traffic accident did not happen because the driver was not skillful at driving.Collocation81. homework2. lecture3. course(s)4. exam5. presentations6. research project7. degree8. shopping9. washing10. exercise11. things12. more good than harm