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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?
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
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 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?
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.
学术英语 理工
Academic English for Science and Engineering
1
2
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
（穿插在以上各版块中）
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Unit 1 Choosing a Topic
1 Deciding on a topic
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
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
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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
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
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
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.
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Unit 1 Choosing a Topic
1 Deciding on a topic
In which aspect do the two essays differ?