1、1 - Unit 3 The world online 测试卷 注意事项： 1. 答卷前，考生务必将自己的姓名、考生号等填写在答题卡和试卷指定位置上。 2. 回答选择题时，选出每小题答案后，用2B铅笔把答题卡上对应题目的答案标号涂黑。 如需改动，用橡皮擦干净后，再选涂其他答案标号。回答非选择题时，将答案写在 答题卡上，写在本试卷上无效。 3. 考试结束后，将本试卷和答题卡一并交回。 第一部分 听力（共两节，满分 30 分） 做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的答 案转涂到答题卡上。 第一节 （共 5 小题；每小题 1.5 分，满分 7.5 分） 听下面 5
2、段对话。每段对话后有一个小题 , 从题中所给的 A、B、C 三个选项中选出 最佳选项。听完每段对话后，你都有 10 秒钟的时间来回答有关小题和阅读下一小题。每段 对话仅读一遍。 例：How much is the shirt? A. 19.15. B. 9.18. C. 9.15. 答案是 C。 ( ) 1. How does the woman feel about her new job? A. Bored. B. Worried. C. Excited. ( ) 2. What gift did Jenny get? A. Some pink flowers. B. A silk dre
3、ss. C. A scarf. ( ) 3. What are the speakers talking about? A. A local artist. B. The mans salary. C. An apartment to rent. ( ) 4. When can the woman get the computers? A. On Tuesday. B. On Wednesday. C. On Thursday. ( ) 5. What is the boys second present? A. A watch. B. A car. C. A computer. 第二节 （共
4、 15 小题；每小题 1.5 分，满分 22.5 分） 听下面 5 段对话或独白。每段对话或独白后有几个小题，从题中所给的 A、B、C 三 个选项中选出最佳选项。听每段对话或独白前，你将有时间阅读各小题，每小题 5 秒钟； 听完后，各小题将给出 5 秒钟的作答时间。每段对话或独白读两遍。 听第 6 段材料，回答第 6 至 7 题。 ( ) 6. What is Julia doing? A. Asking about her order. B. Reporting a computer problem. C. Paying a visit to a company. ( ) 7. When w
5、ill the chairs arrive today? A. At about 10 a.m. B. Around noon. C. By 4 p.m. - 2 - 请听第 7 段材料，回答第 8 至 10 题。 ( ) 8. Where does the conversation probably take place? A. In a shop. B. In a dining hall. C. In an office. ( ) 9. What upsets the woman? A. Her computer is down. B. Her paper is missing. C. H
6、er hand is aching. ( ) 10. When is the womans report due? A. Wednesday. B. Friday. C. Next Monday. 听第 8 段材料，回答第 11 至 13 题。 ( ) 11. Whats wrong with the womans computer? A. The keyboard was broken. B. The mouse didnt work. C. The screen went black. ( ) 12. Who might the man be? A. A repairman. B. The
7、 womans husband. C. The womans colleague. ( ) 13. What will the man do at once? A. Fix the computer. B. Take the computer away. C. Save the files for the woman. 听第 9 段材料，回答第 14 至 17 题。 ( ) 14. When did the man build the first computer? A. At junior high school. B. At senior high school. C. At the un
8、iversity. ( ) 15. Where does the man work? A. In a school. B. In a company. C. In a store. ( ) 16. How do some people find technology? A. Interesting. B. Dangerous. C. Wonderful. ( ) 17. What are the speakers talking about? A. The making of computers. B. The past of computers. C. The future of compu
9、ters. 听第 10 段材料，回答第 18 至 20 题。 ( ) 18. Where is the computer room? A. On the first floor. B. On the second floor. C. On the third floor. ( ) 19. When does the first class begin? A. At 8: 00 a.m. B. At 8: 30 a.m. C. At 9: 00 a.m. ( ) 20. What will they do next? A. Visit the library. B. Enter the buil
10、ding. C. Borrow some books. 第二部分 阅读理解（共两节，满分 35 分） 第一节 （共 10 小题；每小题 2.5 分，满分 25 分） - 3 - 阅读下列短文，从每题所给的 A、B、C 和 D 四个选项中，选出最佳选项。 A Ian Mercer doesnt set an alarm clock. The former Microsoft senior manager doesnt check the weather, either. He doesnt turn on lights, water the yard, or adjust the thermos
11、tat ( 恒温器 ). He doesnt open the curtains, answer the phone, or call his children for dinner. Theres something unique about Ians home. He has programmed it to do all these things for him. Ian doesnt live in a typical home or have a typical lifestyle. He spent over a decade designing the systems that
12、feature in his unique home. He bought a home automation software package and then improved it. Now there are 79 sensors and monitors, and 48 light switches in his home. Lights turn on automatically in rooms with people in them. Even being out, Ian can also control his home remotely using voice comma
13、nds or his phone in any location. That is only the beginning of what this home has been programmed to do. It connects with online calendars, caller ID, online weather services, online address books, and email, among other things, to get Ian through his day. For example, if there is a meeting in Ians
14、 calendar, it will wake him up, open his bedroom curtains, start and set his shower to his desired temperature. It also informs Ian about traffic conditions. There is plenty more this home has been programmed to do. It keeps him updated on his favourite sports teams and scores. It even monitors onli
15、ne activity to check that Ians children are doing their homework. The dinners ready command stops operation of their computers and TVs. This is easier than asking his children to shut them down. Ians home is unique. Most homes are not this smart, but soon more homes will be technologically advanced.
16、 ( ) 21. What makes Ians home unique? A. Having more furniture than usual. B. Being programmed with smart software. C. Creating a traditional atmosphere for Ian. D. Working automatically without Ians order. ( ) 22. What can we learn about Ian? A. He invented the home automation software. B. He devot
17、ed years to improving the systems. C. He is seeking to control his home remotely. D. He failed to monitor his childrens homework. ( ) 23. What does the underlined sentence in the last paragraph imply? A. Smart homes are future trends. B. Ians home is far from satisfaction. C. Technology of the smart
18、 home is too expensive. D. Homes smarter than Ians can be found everywhere. B In fairy tales, its usually the princess that needs protecting. At Google in Silicon Valley, the princess is the one defending the castle. Parisa Tabriz is a 31-year-old with perhaps the most unique job title in engineerin
19、gGoogle Security Princess. Her job is to hack into the most popular web browser ( 浏览器 ) on the planet, trying to find weaknesses in the system before the - 4 - black hats do. To defeat Googles attackers, Tabriz must first think like them. Tabrizs role has evolved dramatically in the eight years sinc
20、e she first started working at Google. Back then, the young graduate from Illinois University was one of 50 security engineers today there are over 500. Cybercrime ( 网络犯罪 ) has come a long way in the past decadefrom the Nigerian Prince Scam to credit card theft. Tabrizs biggest concern now is the pe
21、ople who find bugs in Googles software, and sell the information to governments or criminals. To fight against this, the company has set up a Vulnerability Rewards Programme, paying anywhere from $100 to $ 20,000 for reported mistakes. Its a world away from Tabrizs computer-free childhood home in Ch
22、icago. The daughter of an Iranian-American doctor father, and Polish-American nurse mother, Tabriz had little contact with computers until she started studying engineering at college. Gaze across a line-up of Google security staff today, and youll find women like Tabriz are few and far between ( 稀 少
23、 的 ) though in the last few years she has hired more female tech geniuses. She admits theres an obvious gender disequilibrium( 性别不平衡 ) in Silicon Valley. Funnily enough, during training sessions, Tabriz first asks new colleagues to hack into not a computer, but a vending machine ( 自动售货机 ). Tabrizs j
24、ob is as much about technological know-how as understanding the psychology of attackers. ( ) 24. What do black hats refer to in paragraph 1? A. Castle residents. B. Princesses. C. Googles attackers. D. Security engineers. ( ) 25. Which of the following is true of Tabriz? A. She was the first female
25、engineer at Google. B. She uses both technology and psychology while working. C. She grasped much computer knowledge in her childhood. D. She must think differently from attackers to defeat them. ( ) 26. Which title best matches this passage? A. Causes of cybercrime. B. A security engineers routine.
26、 C. Googles new job. D. Tabriz, the Security Princess at Google. C Youve heard the predictions from some of the brightest minds about AIs influence. Tesla and SpaceXs chief Elon Musk worries that AI is far more dangerous than nuclear weapons. The late scientist Stephen Hawking warned that AI could s
27、erve as the worst event in the history of our civilization unless humanity is prepared for its possible risks. But many experts, even those who are aware of such risks, have a more positive attitude, especially in health-care and possibly in education. That is one of the results from a new AI study
28、released Monday by the Pew Research Centre. Pew canvassed the opinions of 979 experts over the summer, a group that included famous technologists, developers, innovators, business and policy leaders. The interviewed experts, some of whom chose to remain anonymous, were asked to join in the discussio
29、n of a serious and important question: By 2030, do you think it is most likely that advancing AI and related - 5 - technology systems will improve human capacities and control them? Nearly two-thirds of experts predicted most of us will be mostly better off. But a third thought otherwise, and a majo
30、rity of the experts expressed at least some concerns over the long-term impact of AI on the essential elements ( 要 素 ) of being human. Among those concerns were data abuse, loss of jobs and loss of control brought by autonomous weapons and cybercrime ( 网 络 犯 罪 ). Above all, by taking data in and spi
31、tting answers out, those black box tools make decisions in digital systems. It is an erosion ( 侵蚀 ) in our ability to think for ourselves. ( ) 27. Why is Stephen Hawking mentioned in the first paragraph? A. To warn humans to give up AI as soon as possible. B. To remind readers that a new AI age has
32、come into view. C. To prove great scientists care much about the future of AI. D. To introduce the main idea of the text that AI benefits the future. ( ) 28. What is true of Pews study? A. Most experts are certain that AI will be out of control. B. Pew asked experts from different fields for opinion
33、s. C. Pew concludes that humans will suffer from AI. D. 33% of experts think AI will have little impact on humans. ( ) 29. Why some experts concern about black box tools? A. Because they make decisions in digital systems. B. Because they can take data in and spit answers out. C. Because they may wea
34、ken our ability to think independently. D. Because they may decrease humans welfare in the long term. ( ) 30. What is the last paragraph mainly about? A. Experts concern about AI. B. Humans being controlled by AI. C. Experts Expectation of AI. D. AIs influence on society. 第二节 （共 5 小题；每小题 2 分，满分 10 分
35、） 根据短文内容，从短文后的选项中选出能填入空白处的最佳选项（有两项为多余选项） 。 (31) , passwords which people often use are under fire. Actually, its been under fire for a long time. Research has shown that passwords are not a very good way to protect sensitive information. People would use some random characters, numbers and symbols.
36、Furthermore, a unique password would be used for every site or application the user uses. Unfortunately, the more complex they become, the more people are likely to forget their passwords. (32) , the more easily forgotten they are. Therefore, they use the same password for each application. Google i
37、s trying to kill off the password on Android devices by introducing the Trust API, which does what simple passwords cannot. It gives developers a framework for securing their applications using a number of security systems and metrics ( 指标 ) on the device. A Trust Score will be generated based on th
38、e metrics the device gathers. (33) . The Trust Score will be generated based on both metrics like your device location, face scanning, fingerprint and so on. Taken one at a time, these metrics are not secure. But taken together, these metrics will help define the real you. - 6 - Google has already b
39、een testing this in the real world. (34) if Trust API meets their needs before rolling out to all developers later this year. It may take another year for apps and popular sites to start using the Trust API. (35) . Passwords have been around for long and although the security of systems has been imp
40、roved, the convenience of systems hasnt been improved much. Google appears to have the best of them. Maybe that never-ending conflict between security and convenience will be able to take a break once the Trust API system comes out. A. When it comes to the Internet B. This is a pretty exciting chang
41、e C. The longer the passwords are D. People tend to care more about its advantages E. Google has proved that the system is more convenient F. This summer, Google will be running tests with some banks to see G. Itll allow or refuse your application based on your Trust Score 第三部分 语言知识运用（共两节，满分 45 分） 第
42、一节 （共 20 小题；每小题 1.5 分，满分 30 分） 阅读下面短文，从短文后各题所给的 A、B、C 和 D 四个选项中，选出可以填入空白 处的最佳选项。 Do you play computer games over the Internet or 36 the Web or send email messages to your friends? You can get all kinds of information on the Internet. The Internet is a system 37 computer networks. The Internet links
43、billions of computers 38 , which allows your computer to get information 39 on other computers far away. Some networks have only a few computers, 40 some networks have thousands of computers. Many governments, big companies, and other 41 have Intranets ( 内 联 网 ). The computers on an Intranet are 42
44、up to the Internet. But only people who work for the organization 43 the Intranet can use it. Other people on the Internet cannot see what is on the Intranet computers. The difference between the Internet and the Web is 44 like the difference between highways and a 45 service. The service trucks use
45、 highways to move 46 from one place to another. The Web is like the delivery service. The Internet is like the 47 . Information traffic from the Web travels over the Internet. The Web is made of places called 48 . People use 49 computer programmes to make the sites. The sites are stored on computers
46、 called Web servers. Each site is made up of 50 called Web pages containing texts, pictures, sounds, and 51 . You need computer 52 called a Web browser to find and see Web pages. Each Web page has a URL (Uniform Resource Locator). The URL is like a(n) 53 that the browser looks for. Many computer exp
47、erts think that the Internet became so 54 because of the Web, which is 55 to use than the Internet by itself. ( ) 36. A. appreciate B. surf C. click D. locate ( ) 37. A. connecting B. uploading C. requesting D. exporting ( ) 38. A. instantly B. obviously C. globally D. technically - 7 - ( ) 39. A. r
48、evealed B. established C. downloaded D. stored ( ) 40. A. while B. because C. though D. so ( ) 41. A. factories B. commerce C. organizations D. operas ( ) 42. A. hooked B. looked C. glued D. added ( ) 43. A. arranging B. owning C. approaching D. rescuing ( ) 44. A. somewhat B. somehow C. anyhow D. o
49、therwise ( ) 45. A. Internet B. entertainment C. Wi-Fi D. delivery ( ) 46. A. cashes B. packages C. software D. device ( ) 47. A. traffic B. data C. accesses D. highways ( ) 48. A. frontiers B. columns C. sites D. ports ( ) 49. A. military B. special C. mobile D. distant ( ) 50. A. affairs B. goods
50、C. comments D. files ( ) 51. A. journals B. comics C. videos D. signals ( ) 52. A. software B. information C. management D. hardware ( ) 53. A. recipe B. address C. document D. brochure ( ) 54. A. economic B. official C. scary D. popular ( ) 55. A. harder B. sooner C. easier D. later 第二节 （共 10 小题；每小
