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(共21张PPT)
Information Technology
Unit 4
Lesson 3—Reading (1)
Lead in
Give your reasons.
Positive aspects
Negative aspects
Pre-reading
1.Argumentative writing(议论文)：以议论为主要表达方式，通过摆事实、讲道理、直接表达自己的观点和主张的文章体裁。
2.Topic sentence(主题句/论点)：陈述文章或每一个段落的主旨。
3.Supporting details(支持性细节/支撑句/论据)：支撑句提供关于该主题的更多信息。
4. 注意：在高考阅读中，利用文章或段落的结构关系解题至关重要，段落的语篇结构通常是主题句（总）+支持性细节（分）。
Lead-in & Pre-reading
Skill Builder
Identifying Topic Sentences and Supporting Details
A topic sentence states the general idea or the main point of a text or paragraph. Supporting details give more information about the topic.
Read the text to get the general idea.
Identify one sentence for each argument that states this general idea. This is the topic sentence.
Read the text again. Look for eatral information that supports the topic sentence, e.g. examples, reasons. There are the supporting details.
Fast-reading 1
Read and Explore.
Read the first blog post “The Internet Harms Friendships.” Underline the general idea and the topic sentence for each argument.
Careful-reading 1
Read the first blog post again. Complete the information on the left side of the diagram.
Negative aspects
Topic Sentence:
Supporting details:
Argument 1
Topic Sentence:
Supporting details:
Argument 2
Topic Sentence:
Supporting details:
Argument 3
Fast-reading 2
Read and Explore.
Read the first blog post “The Internet Helps Friendships.” Underline the general idea and the topic sentence for each argument.
Read and think
Read the first blog post “The Internet Harms Friendships”.
Underline the general idea and the topic sentence for each argument.
Read and think
“General idea” usually comes from the first paragraph of the passage.
Read and think
“Topic sentence” usually comes from the first sentence of the paragraph.
Read and think
Read the first blog post again. Complete the information on the left side of the diagram.
Post-reading
Think and Share.
1. Look at the sentence from paragragh 2 in the first blog post, “It is these skills that enable us to develop lifelong friendships.” What does “these” refer to Do you agree with the statement Why or why not
2. In the second blog post, what does Eileen Kennedy-Moore mean when she says that online friends “fill holes real-life friend can't ” Give your reasons.
Post-reading
Are there any other advantages or disadvantages of online friendships If so, list them below.
Advantages Disadvantages
Post-reading
Here are five methods writers often use to support their arguments. Read the two blog posts again. Identify what methods the writers used. Find examples from the text.
a. citing ideas from experts or authorities
b. giving examples
c. using data
d. referring to common knowledge
e. using comparison and contrast
Post-reading
Complete the adjectives. Choose at least five adjectives to write five sentences in the space given. You may express either possitive or negative opinions about the use of the Internet.
1. r__w__rding
2. s__all__w
3. c__n__e__ient
4. sel__-cen__ __ed
5. l__mi__ing
6. b__ief
7. c__ea__ive
8. ch__erf__l
9. tr__s__ing
10. th__ __ght-provoking
1. ______________________
2. ________________________
3. ________________________
4. ________________________
5. ________________________
Read and think
Argument 1
Topic sentence: Firstly, talking online is no replacement for face-to-face contact.
Supporting details: Images really cannot replace a real life smile or munication through a screen makes it more difficult for children to concentrate or show kindness to others.
As we know, important social skills developed through direct contact with other people.
Read and think
Argument 2
Topic sentence: Secondly, the Internet can make people self-centred.
Supporting details: Instead of having proper conversations with their friends, some people are only concerned with their online popularity. In addition, a lot of the content posted on social media is shallow or trivial.
Read and think
Argument 3
Topic sentence: Thirdly, online relationships may not be what they appear to be.
Supporting details: Friendships are built on the basis of trust and with online communication you can never be 100 percent sure that the people you are chatting to is being honest about who they are.
1. 他们用公共汽车(buses)代替了电车(trams)。________________________________________________________________2. 你应该专心于你的工作。________________________________________________________________3. 是他昨天买了一架照相机(camera)。(强调句：it +be+被强调部分+that物/who人……)________________________________________________________________
They replaced trams with buses.
You should concentrate on/focus on/pay attention to your work.
It was him that/who bought a camera yesterday.
Homework
Group Work Debate.
Does the Internet help or harm friendship Express your opinion by using examples or personal experiences.

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