学术英语(理工)详解答案-Unit-1.ppt

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1、学术英语(理工)详解答案-Unit-1Unit 1 Choosing a TopicUnit Contents1 Deciding on a topic2 Formulating a research question3 Writing a working title4 Enhancing your academic language （穿插在以上各版块中）（穿插在以上各版块中）Unit 1 Choosing a Topic1 Deciding on a topicPrinciples of Deciding on a topicTask 1 Narrow down and evaluate

2、topicsTask 2 DiscussTask 3 Read Text 1 and Text 2 and answer questions Text 1 How Do Computer Hackers“Get Inside”a Computer?Text 2 Electronic Threats of a ComputerTask 4 Listen to Lecture 1,2 and 3 and answer questions Lecture 1 Questions Lecture 2 Questions Lecture 3 Questions Unit 1 Choosing a Top

3、ic1 Deciding on a topicFour principles of deciding on a topic Interesting Important Manageable AdequateUnit 1 Choosing a Topic1 Deciding on a topicCity DevelopmentSustainable Development of CitiesSustainable Development of Big CitiesSustainable Development of Chinese Big CitiesSustainable Developmen

4、t of Chinese Big Cities from the Biological PerspectiveUnit 1 Choosing a Topic1 Deciding on a topicTopicsYour narrower subtopicsQuestions Global Warming Is the topic appropriate for a 1500-word essay?Why or why not?If the topic is too general,how do you narrow it down to a more manageable topic?Can

5、you suggest some appropriate topics of each subject?CancerNanotechnologyInternet Artificial intelligenceUnit 1 Choosing a Topic1 Deciding on a topicTopicsYour narrower subtopicsQuestions Energy Is the topic appropriate for a 1500-word essay?Why or why not?If the topic is too general,how do you narro

6、w it down to a more manageable topic?Can you suggest some appropriate topics of each subject?Genetic engineeringUniverseUnit 1 Choosing a Topic1 Deciding on a topic What is the main idea that each essay tries to illustrate?Text 1 illustrates how hackers or unauthorized users use one way or another t

7、o get inside a computer,while Text 2 describes the various electronic threats a computer might face.In which aspect do the two essays share the same idea?Both focus on the vulnerability of a computer.Unit 1 Choosing a Topic1 Deciding on a topic In which aspect do the two essays differ?Text 1 illustr

8、ates how hackers or unauthorized users use one way or another to get inside a computer,while Text 2 describes the various electronic threats a computer might face.Unit 1 Choosing a Topic1 Deciding on a topic What topic does each essay address?Do you think they are appropriate according to the four p

9、rinciples mentioned on Page 2?缺答案Unit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 11 What does“unauthorized user”refer to?This term covers the entire range of folks,from those involved in organized criminal activities to insiders who are pushing the li

10、mits of what they are authorized to do on a system.Unit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 12 Whats the difference of known and unknown vulnerabilities?This term covers the entire range of folks,from those involved in organized criminal activi

11、ties to insiders who are pushing the limits of what they are authorized to do on a system.Unit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 13 How to protect yourself against computer attacks?Make sure you have all the latest patches for your operating

12、system and applications;Make sure your password is complex;Consider getting a hardware firewall and limiting the flow of data to and from the Internet to only the few select ports you actually need;Make sure your anti-virus software is up-to-date and check frequently to see if there are new virus de

13、finitions available;Back up your data.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageMatch the words with their definitions.5 c 10 i 1 g 2 a3 e4 b6 d7 j8 f9 h Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageMatch the words with their definit

14、ions.1 a(n)(象征的)gesture of love2 The publisher (分发)the book in Asia.3 A“”(地点)is a place,and so a website.4 a(n)(复杂的)network of systems5 be used to (识别)potential terrorists6 deal the matter with him (完全地)7 start with a pretty (直截了当)question8 beyond the (功能)of the computers9 hit the (目标)at a distance1

15、0 the person never (尝试)to do anything more11 a highly sophisticated (过程)symbolic distribute site complexidentifyphysicallystraightforwardcapabilitytargetattemptprocessUnit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageMatch the words with their definitions.12 work within th

16、e _(限定因素)of time and budget13 thanks for your kind _(解释)14 use many _(专业的)terms15 Prices _(变化范围)from 340 U.S.Dollars to 390 U.S.Dollars.16 _(开拓)a new market in the city17 be absorbed in the social _(社交网络)18 _(涉及)unnecessary extra charges19 only one _(实例)out of many20 get to know more about the _(具体的

17、细节)of the wedding21 _(陪伴)with her to watch moviesparameterinterpretationtechnicalrangeexploitnetworkinginvolveinstancespecificationaccompanyUnit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageComplete the paragraph When it comes to cloud computing,it is often worried that cl

18、oud computing is not reliable,the worries (从到)“I lose control over the system with cloud computing”to“My files are not secure with cloud computing”.Actually the worries (来自于对误解)of cloud computing.Although the security of cloud computing _(留下很多问题没有得到解决),it (打开了通道)the future development of computers.H

19、ence a better understanding of a new technology (需要有新的思想)_.ranging fromarise from some misunderstandingsleaves a lot of problems unsolvedopens a path forrequires a different frame of mindUnit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageTranslate the following sentences fr

20、om Text 1 into Chinese.1有些人声称黑客是那些扩宽知识界限而不造成危害的好人 （或即使造成危害，但并非故意而为），而“破碎者”才是真正的坏人。2 这可以指获取计算机系统的存储内容，获得一个系统的处理能力，或捕获系统之间正在交流的信息。3 那些系统开发者或操作者所忽视的不为人知的漏洞很可能是由于糟糕的设计造成的，也可能是为了让系统具备一些必要的功能而导致计划外的结果。Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageTranslate the following sent

21、ences from Text 1 into Chinese.5 另外，考虑安装一个硬件防火墙并将从互联网中流入和流出的数据限定在仅有的几个你真正需要的端口，如电子邮件和网站流量。4 另一种是预先设定好程序对特定易受攻击对象进行攻击，然而，这种攻击是以鸟枪式的方式发出的，没有任何具体目标，目的是攻击到尽可能多的潜在目标。Unit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 21 What are Trojan horses?Trojan horses ar

22、e a string of recent specimens designed to snatch passwords or credit card information and install programs that can be used to remotely control infected machines.Unit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 22 Whats the respective aims of phishing

23、 and spyware?Phishing is to trick a recipient into handing over money or sensitive personal information like their bank account details or a username and password.Spyware is to serve up unwanted adverts,change system settings and gather information on a users online behavior for marketing purposes.U

24、nit 1 Choosing a Topic1 Deciding on a topic Additional questions for your understanding of Text 23 Why does the writer say that the earliest“criminal”hackers were in fact relatively harmless?It is because that they usually interested in testing the boundaries of their knowledge and their ability to

25、get around security measures.They mainly performed harmless pranks,for example employing low-tech tricks to get free calls through the U.S.phone networks.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageMatch the words with their definitions.5 a 10 c 1 d 2 f3 h4 i6 e7 b8

26、j9 g Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageMatch the words with their definitions.1 throw away a(n)(损坏的)computer2 earn somebody considerable (恶名)3 be used (可互换地)4 A computer has (发生故障).5 (挤)milk into the bottle6 a(n)(有独创性的)solution to the problem7 Chinas (出现)as

27、 a great power8 of (卑微的)birth9 (狡猾的)men often pass for wise.10 exploit their (弱点)to fight them11 a suspected (罪犯)12 a jacket with leather (补丁)on the promised notorietyinterchangeablymalfunctionedsqueezeingeniousemergencehumbleCunningvulnerabilitycriminalpatchesUnit 1 Choosing a Topic1 Deciding on a

28、topic Enhancing your academic languageMatch the words with their definitions.13 the (阴险的)looks on his face14 This is a(n)(艰巨的)challenge.15 the virus that can (复制)itself16 His (恶毒的)gossip caused much mischief.17 The path (盘旋)up the mountain.18 a(n)(安全的)operating system19 (使模糊)my vision20 (阻止)the spre

29、ad of an epidemic21 fall into (坏名声)22 solve (复杂的)electrical problems23 (利用)natural resources24 write a personal note to each (收件人)25 (转换)holdings into sharessinisterdauntingreplicate maliciousspiralssecureblurstem sophisticateddisreputeharnessrecipientconvertUnit 1 Choosing a Topic1 Deciding on a to

30、pic Enhancing your academic languageTranslate the following sentences from Text 2 into Chinese.1看似无害的编程错误可以被利用，导致电脑被侵入并为电脑蠕虫和病毒的繁衍提供温床。2 当一个软件漏洞被发现，黑客可以将漏洞变成一个侵入点，从而造成极大的破坏，在这之前，往往需要争分夺秒地利用正确的软件补丁来防止破坏的发生。3 最简单的钓鱼骗局试图利用迅速致富的伎俩诱使诈骗目标寄钱。但网络骗子们也变得越来越狡猾，最近的陷阱是通过发送客户服务的电子邮件让用户进入假银行或商业网站，并在那里请他们“重新输入”他们的账

31、户信息。Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageTranslate the following sentences from Text 2 into Chinese.4 间谍软件与垃圾邮件和钓鱼网络一起，构成了三个令人生厌的互联网害虫。尽管有些程序可以通过入侵软件漏洞从而进入电脑，但这些有害而秘密的程序通常会随着其他通常是免费的应用软件侵入到计算机系统中。5 尽管因特网已经彻底改变了全球通讯，但是对于那些意图为了罪恶目的而利用网络力量的人和那些负责阻止这些网络犯罪的人来说，他们之间

32、的较量才刚刚开始。Unit 1 Choosing a Topic1 Deciding on a topic1 Topics of each lectureLecture 1:_Lecture 2:_Lecture 3:_2 Topic 1:_ Topic 2:_The importance of Computer Ethics How to deal with Computer HackersHow I Begin to develop Computer ApplicationsUnit 1 Choosing a Topic1 Deciding on a topic Enhancing you

33、r academic languageLecture11 What is the topic of the lecture?To help computer users to be aware of the ethical uses of computers and the Internet.2 Why do ethical issues become more important?People should respect other peoples property and use resources fairly.Unit 1 Choosing a Topic1 Deciding on

34、a topic Enhancing your academic languageLecture13 Which rule is about the way to avoid plagiarism?Because more and more people have started using computers and the Internet.4 Which rule do hackers mainly break?Number Eight.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic language

35、Lecture15What are the main principles behind the Ten Commandments of Computer Ethics?Number Nine.6How is Lecture 1 different from Texts 1 and 2 in terms of content?To help computer users to be aware of the ethical uses of computers and the Internet.7 What is the title of the lecture you may suggest?

36、缺答案Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture21 Who is the mysterious sponsor or“the Anonymous”?Its a sophisticated group of politically motivated hackers.2 According to the lecturer,what should we do besides putting a huge amount of money into cybersecurity

37、 for the most extraordinary technical solution?We should talk to hackers and make use of them.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture23 How do the purchaser and the vendor do business on the CarderPlanet?They do business by using the escraw system.4 Accor

38、ding to the lecturer,what kind of hackers should not be thrown into jail?Hackers who have disabilities like autism.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture25What is the solution to the hacker problem according to the lecturer?Recruiting and mobilizing hack

39、ers on behalf of the state.6In which aspects is the lecture related to Texts 1 and 2?Faced with the threats of computer hackers mentioned in Text 1 and 2,the speaker suggests that we should talk to hackers,understand their disabilities,and make use of their talent.7 What is the title of the lecture

40、you may suggest?Understand and Make Use of HackersUnit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture31 What is the function of the app“Earth Fortune”?It can display different kinds of color depending on ones fortune.2 Why do a lot of kids find it difficult to make g

41、ames?Because not many kids know where they can learn to make up a program.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture33 Where does the lecturer put his apps?The app store.4 Why did the lecturer start an app club?Because students at his school can come and lea

42、rn how to design an app.Unit 1 Choosing a Topic1 Deciding on a topic Enhancing your academic languageLecture35What is the big challenge to the iPad program?How should iPad be used and what apps should we put on the iPads.6What is the title of the talk you may suggest?How Can I Get Fascinated with th

43、e iPads and Design Apps7 Will the lecturer become a potential hacker?Why,or why not?Most probably if he lacks such education as computer ethics.Unit 1 Choosing a Topic2 Formulating a research questionpurposes of a research questionTask 1 Read Text 3 and Text 4 and answer questions Text 3 How Do Comp

44、uter Hackers“Get Inside”a Computer?Text 4 Electronic Threats of a ComputerTask 2 Develop topics into research questions Task 3 Brainstorm and answer questions Unit 1 Choosing a Topic2 Formulating a research question It identifies the specific objectives your research or your paper will address.purpo

45、ses of a research question It determines the size of your research or the length of your paper.Unit 1 Choosing a Topic1 Deciding on a topicText 3Research question 1:_Research question 2:_Research question 3:_Text 4Research question 1:_Research question 2:_Research question 3:_How many types of Cloud

46、 services and what are they?What is green computing?What advantages of the cloud computing?What is the Web 3.0?What advantages and disadvantages of the cloud computing?Can the cloud computing provide security benefits?Unit 1 Choosing a Topic2 Formulating a research question Additional questions for

47、your understanding of Text 31 What is cloud computing?Cloud computing is a pay-per-use model for enabling on-demand access to reliable and configurable resources that can be quickly provisioned and releasedwith minimal consumer involvement in terms of management.Unit 1 Choosing a Topic2 Formulating

48、a research question Additional questions for your understanding of Text 32 What characteristics should cloud have?1 It should be able to quickly allot and relieve resources whenever required by clients;2 It should have real-time backup to offer maximum up time to clients;3 It should be able to cater

49、 to the needs of clients without having to involve clients into management of the service.Unit 1 Choosing a Topic2 Formulating a research question Additional questions for your understanding of Text 33 What are the advantages of cloud computing?Remote Accessibility:With cloud computing,your business

50、 is not restricted to a particular location.Easy Expansion:As of the characteristics of cloud computing is its flexibility,you can quickly access more resources if you need to expand your business.Security:Though people doubt cloud computing,clouds tend to be more secure than the traditional busines