学术英语理工讲义课后习题解答

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.
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Unit 1 Choosing a Topic
1 Deciding on a topic
Topics
Global Warming Cancer
Your narrower subtopics
Questions
– Is the topic appropriate for a 1500-word essay? Why or why not?
In which aspect do the two essays share the same idea? Both focus on the vulnerability of a computer.
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Unit 1 Choosing a Topic
1 Deciding on a topic
In which aspect do the two essays differ?
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Unit 1 Choosing a Topic
1 Deciding on a topic
Additional questions for your understanding of Text 1
3 How to protect yourself against computer attacks?
Text 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 questions
. subject?
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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.
13 thanks for your kind __in_t_e_rp_r_e_ta_t_io_n__ (解释)
14 use many __te_c_h_n_i_c_a_l _ (专业的) terms 15 Prices ___r_a_n_g_e___ (变化范围) from 340 U.S. Dollars to 390
学术英语 理工
Academic English for Science and Engineering
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Unit 1 Choosing a Topic
Unit Contents
1 Deciding on a topic 2 Formulating a research question 3 Writing a working title 4 Enhancing your academic language
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
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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?
1 —— g 2 —— a 3 —— e 4 —— b 5 —— c
6 —— d 7 —— j 8 —— f
9 —— h 10 —— i
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Unit 1 Choosing a Topic
1 Deciding on a topic
Enhancing your academic language
Match the words with their definitions.
1 Deciding on a topic
Enhancing your academic language
Match the words with their definitions.
12 work within the __p_a_ra_m__e_te_r_ (限定因素) of time and budget
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
Lecture 1 Questions Lecture 2 Questions Lecture 3 Questions
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Unit 1 Choosing a Topic
1 Deciding on a topic
Four principles of deciding on a topic
Interesting Important Manageable Adequate
appropriate topics of each
. subject?
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Unit 1 Choosing a Topic
1 Deciding on a topic
Topics Energy
Your narrower subtopics
Questions
– Is the topic appropriate for a 1500-word essay? Why or why not?
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.
new virus definitions available;
– Back up your dat.a.
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Unit 1 Choosing a Topic
1 Deciding on a topic
Enhancing your academic language Match the words with their definitions.
Genetic engineering
– If the topic is too general, how do you narrow it down to a more manageable topic?
Universe
– Can you suggest some
appropriate topics of each
（穿插在以上各版块中）
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Unit 1 Choosing a Topic
1 Deciding on a topic
Hale Waihona Puke Principles 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 questions
缺答案
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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 system.
– 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
Nanotechnol ogy
Internet
Artificial intelligence
– If the topic is too general, how do you narrow it down to a more manageable topic?
– Can you suggest some
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Unit 1 Choosing a Topic
1 Deciding on a topic
Additional questions for your understanding of Text 1
2 What’s the difference of known and unknown vulnerabilities?
U.S. Dollars.
16 __e_x_p_lo_i_t ___ (开拓) a new market in the city 17 be absorbed in the social _n_e_t_w_o_r_k_in_g_ (社交网络)
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)
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Unit 1 Choosing a Topic
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
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Unit 1 Choosing a Topic
1 Deciding on a topic
City Development Sustainable Development of Cities Sustainable Development of Big Cities Sustainable Development of Chinese Big Cities Sustainable Development of Chinese Big Cities from the Biological Perspective