大学英语2册4单元练习答案.ppt

BOOK 2 - Unit 4 - Listening Task - After Listening,Write down your answers to the following questions. 1. Is the hero a student or an employee? An employee. 2. What was he doing when the boss came in? Surfing the Net. 3. How did he act in front of his boss? He acted all surprised, as if he didnt know why the computer had died suddenly.,An employee.,Surfing the Net.,He acted all surprised, as if he didnt know why the computer had died suddenly.,BOOK 2 - Unit 4 - Comprehension - Content Questions,One of you asks the first six questions and the other answers. Starting from question 7, change roles. When you have finished, the teacher may want to put some of the questions to you to check your progress. 1. What did the author do three years ago and what is she doing now? She used to be a television producer, but now she is a writer. 2. How does the author work nowadays? She writes and edits articles online, submits them via email, and communicates with colleagues via the Internet, too.,She used to be a television producer, but now she is a writer.,She writes and edits articles online, submits them via email, and communicates with colleagues via the Internet, too.,BOOK 2 - Unit 4 - Comprehension - Content Questions,3. How does the author manage her daily life? She could stay computer-assisted at home for weeks, going out only to get mail, newspapers and groceries. 4. What are the symptoms shared by people who live a virtual life? They feel as if they had become one with the computer, and life seems to be unreal. 5. What is the Net critics worst nightmare? That people who grew used to a virtual life would feel an aversion to outside forms of socializing. 6. How does the author behave when she is suddenly confronted,They feel as if they had become one with the computer, and life seems to be unreal.,That people who grew used to a virtual life would feel an aversion to outside forms of socializing.,BOOK 2 - Unit 4 - Comprehension - Content Questions,with real live humans? She gets overexcited, speaks too much, and interrupts others. Now switch roles. 7. How does the author behave on line? Why? She is bad-tempered, easily angered, and attacks everyone in sight, all because she has long become separated from others and lacks emotional face-to-face exchanges with people. 8. How does virtual life affect her relationship with her boyfriend? She fights her boyfriend, misinterpreting his intentions because of the lack of emotional cues given by their typed dialogue.,She gets overexcited, speaks too much, and interrupts others.,She is bad-tempered, easily angered, and attacks everyone in sight, all because she has long become separated from others and lacks emotional face-to-face exchanges with people.,She fights her boyfriend, misinterpreting his intentions because of the lack of emotional cues given by their typed dialogue.,BOOK 2 - Unit 4 - Comprehension - Content Questions,9. According to the author, why are co-workers important to a human being? Because we rely on co-workers for company. 10. What does the author do to restore balance to her life? She calls people, arranges to meet the few friends remaining in the City, gets to the gym, arranges interviews for stories, doctors appointments anything to get her out of the house and connected with others. 11. Does the author feel happy when she returns to the real world? Why or why not?,Because we rely on co-workers for company.,She calls people, arranges to meet the few friends remaining in the City, gets to the gym, arranges interviews for stories, doctors appointments anything to get her out of the house and connected with others.,BOOK 2 - Unit 4 - Comprehension - Content Questions,No, she doesnt feel happy. She feels being face to face is intolerable. 12. What does she do then? She makes her excuses and flees, re-enters her apartment, runs to the computer, clicks on the modem, and disappears into the virtual world again.,No, she doesnt feel happy. She feels being face to face is intolerable.,She makes her excuses and flees, re-enters her apartment, runs to the computer, clicks on the modem, and disappears into the virtual world again.,BOOK 2 - Unit 4 - Comprehension - Text Organization,1. In terms of content the 12 paragraphs in this essay could be regrouped under four headings as shown in the table below. Read the essay once again and see which heading each paragraph in the essay falls under. Paragraphs 2-3 have been done for you. 1. Descript of the authors virtual life 2-3 2. How she feels about it after staying on the Net for a while 1, 4-10, 13 3. What she does to return to the real world. 11 4. How she feels about the real world. 12,1, 4-10, 13,11,12,BOOK 2 - Unit 4 - Comprehension - Text Organization,2. Compare the first paragraph with the last, and think about their role in the essay. The first paragraph describes the consequences of living a virtual life and the last tells of the authors escape back into it. Together, they bring out the dilemma people at present are in: Because of modern technology, we have a choice between a virtual life and real life, but find both unsatisfactory., The first paragraph describes the consequences of living a virtual life and the last tells of the authors escape back into it. Together, they bring out the dilemma people at present are in: Because of modern technology, we have a choice between a virtual life and real life, but find both unsatisfactory.,BOOK 2 - Unit 4 - Language Focus - Vocabulary,1. Fill in the gaps with words or phrases given below. Change the form where necessary. 1) He would have preferred his wife not to work, but conversely he was also proud of what she did. 2) Things are much cheaper here than in New York, but then, our average salary is much smaller. 3) His forgetfulness may be a symptom of brain trouble. 4) The small boy started spitting blood and his mother panicked (惊慌失措).,conversely,but then,symptom,spitting,BOOK 2 - Unit 4 - Language Focus - Vocabulary,5) These laws are intended to prevent government officials from abusing their power. 6) “Go to the bathroom and wash your hands,“ the nurse told the children in a commanding tone. 7) Mary, a Harvard Law School graduate, was a very capable (能干的) lawyer and our firm took her in as a partner. 8) The article is interesting, but it needs some editing before it can be published.,abusing,tone,took her in,editing,BOOK 2 - Unit 4 - Language Focus - Vocabulary,9) To my knowledge, they have arranged to meet next Friday morning in the managers office. 10) When we say that we see light at the end of the tunnel, we mean that victory is in sight. 11) He promised to repay me in three days. But the days stretched into months and I never got a cent back from him. 12) Before we can draw conclusions, we must collect enough data and analyze them scientifically.,have arranged,in sight,stretched,data,BOOK 2 - Unit 4 - Language Focus - Vocabulary,2. Rewrite each sentence with the word or phrase in brackets, keeping the same meaning. The first part of the sentence has been written for you. 1) I am shocked at the sight of teenagers smoking cigarettes. (jar) The sight of teenagers smoking cigarettes jars on me. 2) A lot of American teenagers dont like street gangs (帮派团伙), but they are unable to stop themselves from getting involved with them. (get sucked in) A lot of American teenagers dont like street gangs, but they find themselves getting sucked in.,smoking cigarettes jars on me,find themselves getting sucked in,BOOK 2 - Unit 4 - Language Focus - Vocabulary,3) Jeffreys computer crashed again this morning. The manager has asked the computer store to send a skilled technician to handle the problem. (arrange) Jeffreys computer crashed again this morning. The manager has arranged for a technician from the computer store to check and repair it. 4) During the Vietnam War, many young Americans went to other countries to avoid military service. (flee) During the Vietnam War, many young Americans fled their country to avoid military service/fled to other countries to avoid military service.,has arranged for a technician from the computer store to check and repair it,fled their country to avoid military service/fled to other countries to avoid military service,BOOK 2 - Unit 4 - Language Focus - Vocabulary,5) The new government is planning an anti-corruption campaign (反腐败运动) so that the people will once again have confidence in it. (restore) The new government is planning an anti-corruption campaign so as to restore peoples confidence in it.,restore peoples confidence in it,BOOK 2 - Unit 4 - Language Focus - Vocabulary,3. Complete the following, using the words or phrases in brackets. Make additions or changes where necessary. 1) The traditional school will never go away, but the virtual classroom is playing a more and more important role. Obviously, the student on line relies on the computer. To get started, he must have his computer hooked up to the Internet through a phone line and modem. To be successful, he must keep up with the class and turn in his homework regularly via e-mail. (virtual, via, on line) 2) When the economy slows down, the worst nightmare for an employee is losing his job. Hunting for a job is now the daily,the virtual,on line,via,nightmare,BOOK 2 - Unit 4 - Language Focus - Vocabulary,routine of many workers like Henry Smith. He sends out applications every day, expecting an interview. But in times of rising unemployment, even job interviews are hard to get. He takes great care not to miss any appointment, for if he missed it, it would be all but impossible to arrange for another one. (arrange, appointment, nightmare, routine) 3) “The bubble (泡沫) has burst. Venture capitalists (风险投资者) have become cautious in putting more money into the IT (信息技术) industry and small investors are taking their cue,“ said the chairman in his concluding speech. It is clear from these remarks that the ever-optimistic economist has changed his tune. (tune, remark, cue),routine,any appointment,arrange for,cue,remarks,his tune,BOOK 2 - Unit 4 - Language Focus - Collocation,Rewrite the following sentences, using the following on-phrases: on vacation, on foot, on campus, on the phone, on the rise, on time. 1. We walked all the way here. We came here all the way on foot. 2. Private cars are not allowed on the university grounds. Private cars are not allowed on campus. 3. They are taking a vacation in Florida. They are on vacation in Florida.,We came here all the way on foot.,Private cars are not allowed on campus.,They are on vacation in Florida.,BOOK 2 - Unit 4 - Language Focus - Collocation,4. Marys telephone conversation with her friend has lasted for an hour. Mary has been talking to her friend on the phone for an hour. 5. Dont worry, Lucy is never late. Dont worry, Lucy is always on time. 6. Industrial demand on fuel is increasing. Industrial demand on fuel is on the rise.,Mary has been talking to her friend on the phone for an hour.,Dont worry, Lucy is always on time.,Industrial demand on fuel is on the rise.,BOOK 2 - Unit 4 - Language Focus - Usage,Complete the following sentences by using one of the above adjectives, and see if you understand their meanings correctly. 1. For a person who cannot speak a word of English, life in the United States is hard to imagine. 2. Even with the help of a dictionary, this sentence is difficult to understand. 3. Even for a beginner, this task is not impossible to fulfill. 4. During the press conference, reporters posed a number of questions which are tough to answer.,hard,difficult,impossible,tough,BOOK 2 - Unit 4 - Language Focus - Usage,5. Many Chinese students find the “r“ sound in the English language hard to pronounce. 6. I like these tunes. They are merry and easy to remember.,hard,easy,BOOK 2 - Unit 4 - Language Focus - Close A,Complete the following passage with words chosen from the Words and Phrases to Drill box. Change the form where necessary. With the Internet (1) we can escape into another world at the click (2) of a button. For many this virtual (3) world is a dream come true. They find they can do away with the daily routines (4) and stay inside for weeks and arrange (5) everything from home. Others, however, may find the virtual world a nightmare. (6) It is especially annoying (7) when the Internet connection (8) is slow and everything crawls (9) at a snails pace. The computer does not take in (10) your messages nor does it spit (11) out data (12). Still others, who get sucked into (13) the virtual world, may find communicating face-to-face too emotional and unbearable.,Internet,click,virtual,routines,arrange,nightmare,annoying,connection,crawls,take in,spit,data,sucked into,BOOK 2 - Unit 4 - Language Focus - Close A,At times (14) they feel this so strongly that they have to flee (15) from real human contact, hurrying to get back on line (16) to the comfort and safety of a less demanding world.,At times,flee,on line,BOOK 2 - Unit 4 - Language Focus - Close B,Read the following passage carefully until you have got its main idea, and then select one appropriate word for each gap from the box following the passage. I live in a small coastal town of 398 people located halfway between San Francisco and the Oregon border. The nearest traffic light is nine miles north in the town of Mendocino; its closest companion (1) to the south is over 90 miles away. The nearest four-lane highway is 58 miles east. Federal Express (联邦快递) doesnt deliver (2) here on Saturdays. But there is Internet access (3) here. It enables me to work at home, writing computer books and articles for computer magazines. It enables local students and historians to conduct,companion,deliver,access,BOOK 2 - Unit 4 - Language Focus - Close B,research. It enables (4) local businesses inns, music stores, driving schools to reach new customers (5). It enables local people to enjoy the benefits of email and the delights (6) of websites and chat rooms. In fact, because small towns have few people, few stores, and few libraries and schools, you could argue that the Internet provides (7) more benefits to small towns than it does to big cities. But Internet service providers are not interested in small (8) markets. What they are interested in is making money. As a result, people in many small towns and remote (9) areas are unable to keep up with the development of information (10) technology.,enables,customers,delights,provides,small,remote,information,BOOK 2 - Unit 4 - Language Focus - Translation 1,Translate the following sentences into English, using the words or phrases in brackets. 1）研究表明，笑能够带来许多健康上好处。(laughter) Research shows that laughter can bring a lot of health benefits. 2）互联网连接速度慢真让人心烦。(connection, annoy) A slow Internet connection speed is really annoying. 3）法律规定，帮助他人自杀是犯罪。(suicide, crime) As the law st