学术英语理工类unit1至unit5全部ppt文档

学术英语 理工Academic English

for Science and Engineering

学术英语理工类unit1至unit5全部ppt文档

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

Unit Contents

1 Deciding on a topic 2 Formulating a research question

3 Writing a working title4 Enhancing your academic language (穿插在以上各版块中)

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topicPrinciples of Deciding on a topic Task 1 Narrow down and evaluate topics Task 2 Discuss Task 3 Read Text 1 and Text 2 and answer questionsText 1 How Do Computer Hackers “Get Inside” a Computer?

Text 2 Electronic Threats of a Computer

Task 4 Listen to Lecture 1, 2 and 3 and answer questionsLecture 1 Questions Lecture 2 Questions Lecture 3 Questions

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Four principles of deciding on a topic Interesting Important Manageable Adequate

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

City DevelopmentSustainable Development of Cities

Sustainable Development of Big CitiesSustainable Development of Chinese Big Cities Sustainable Development of Chinese Big Cities from the Biological Perspective

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topicYour narrower subtopics

Topics Global Warming Cancer Nanotechnol ogy

Questions – Is the topic appropriate for a 1500-word essay? Why or why not?

Internet Artificial intelligence

– If the topic is too general, how do you narrow it down to a more manageable topic?– Can you suggest some appropriate topics of each subject?

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topicYour narrower subtopics

Topics

Energy

Questions – Is the topic appropriate for a 1500-word essay? Why or why not?

Genetic engineering

– If the topic is too general, how do you narrow it down to a more manageable topic?– Can you suggest some appropriate topics of each subject?

Universe

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 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 to 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.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

In which aspect do the two essays differ? Text 1 illustrates 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.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

What topic does each essay address? Do you think they are appropriate according to the four principles mentioned on Page 2? 缺答案

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Additional questions for your understanding of Text 1

1 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 limits of what they are authorized to do on a s

ystem.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Additional questions for your understanding of Text 12 What’s the difference of known and unknown vulnerabilities? This term covers the entire range of folks, from those involved in organized criminal activities to insiders who are pushing the limits of what they are authorized to do on a system.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 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 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-todate and check frequently to see if there are new virus definitions available; – Back up your data.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageMatch the words with their definitions.

1 —— g 2 —— a 3 —— e 4 —— b 5 —— c

6 —— d 7 —— j 8 —— f9 —— h 10 —— i

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageMatch the words with their definitions.1 a(n) symbolic (象征的) gesture of love 2 The publisher distribute (分发) the book in Asia. 3 A ― site ‖ (地点) is a place, and so a website. 4 a(n) complex (复杂的) network of systems 5 be used to identify (识别) potential terrorists 6 deal the matter with him physically (完全地) 7 start with a pretty straightforward (直截了当) question 8 beyond the capability (功能) of the computers 9 hit the target (目标) at a distance 10 the person never attempt (尝试) to do anything more 11 a highly sophisticated process (过程)

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageMatch the words with their definitions.parameter (限定因素) of time and budget 12 work within the __________ interpretation (解释) 13 thanks for your kind _____________ 14 use many __________ technical (专业的) terms range 15 Prices __________ (变化范围) from 340 U.S. Dollars to 390 U.S. Dollars. exploit 16 __________ (开拓) a new market in the city networking (社交网络) 17 be absorbed in the social __________ involve 18 __________ (涉及) unnecessary extra charges instance (实例) out of many 19 only one __________ specification (具体的细节) of 20 get to know more about the __________ the wedding accompany (陪伴) with her to watch movies 21 __________

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageComplete the paragraphWhen it comes to cloud computing, it is often worried that cloud

computing is not reliable, the worries ranging from (从……到)―I lose control over the system with cloud computing‖ to ―My files are not secure with cloud computing‖. A

ctually the worries arise from some misunderstandings

(来自于对……误解) of

cloud computing. Although the security of cloud computing ____________________________( leaves a lot of problems unsolved 留下很多问题没有得到解决), it opens a path for (打开了通道) the future development of computers. Hence a better understanding of a new technology requires a different frame of mind (需要有新的思想)_______________________________.

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageTranslate the following sentences from 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。

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Enhancing your academic languageTranslate the following sentences from Text 1 into Chinese.

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。

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。

学术英语理工类unit1至unit5全部ppt文档

Unit 1 Choosing a Topic

1 Deciding on a topic

Additional questions for your understanding of Text 21 What are Trojan horses?

Trojan horses are 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.