Unit 4 Information Technology Lesson 3 Internet and friendships 课件(共31张PPT，内镶嵌视频)-北师大版（2019）必修第二册

(共31张PPT)
Lesson 3 Internet and Friendships
UNIT 4
INFORMATION TECHNOLOGY
Does the Internet help or harm friendships
A heated debate
What do you usually do on the Internet
Chat with friends
Text messages
Send E-mails
Share information or photos in Circle of Friends
Give a compliment(赞) in We chat
Shop
Order food\playing games
Check the weather etc.
I usually/often…on the Internet.
Positive views
1.brings people closer together
2.makes communication convenient
and fun
3.helps people develop new friendships
4.enables people to communicate
better/express themselves freely.
1.makes people self-centred
2.has the risk of being cheated
3.makes us self-focused/live in an unreal world/addicted to it
4.takes a lot of time
5.does not encourage face to face communication.
Negative views
The Internet Helps Friendships
by Robert
The Internet Harms Friendships
by Cathy
The blogs are probably about the relationships between the
Internet and Friendships.
What is the writing style of the blogs
A. Narration (记叙文)
B. Description(描写文)
C. Exposition (说明文)
D. Argumentation (议论文).
Argument 1
Supporting details
Conclusion
main idea
Argument 2
Argument 3
Supporting details
Supporting details
What is the structure of an Argumentation
Blog 01
While the Inernet can bring people closer together, it can also harm friendships.
main idea
While-reading
Talking online is no replacement for face-to-face contact.
Argument 1
1. Images really cannot replace a real-life smile or hug.
2. Communicating through a screen makes it more difficult for children to concentrate or show kindness to others.
Supporting details:
while-reading
——
The Internet can make people self-centred.
Argument 2
1. Some people are only concerned with their online popularity.
2. A lot of the content posted on social media is shallow or trivial.
Supporting details:
while-reading
Online relationships may not be what they appear to be.
Argument 3
1. Friendships are built on the basis of trust.
2. With online communication you can never be 100 percent sure that the people you are chatting to are being honest about who they are.
Supporting details:
While-reading
坏人并不可怕，
可怕的是有假好人
Conclusion 1
Friends should focus more on face-to-face communication, and less on online communication, which is the best way to maintain healthy relationships.
Blog 02
Main Idea:
The Internet can help develop friendships in many ways.
main idea
While-reading
The Internet makes communication much more convenient.
Argument 1
Supporting details:
While-reading
You can stay in touch with friends no matter where you are or what you are doing.
The Internet has also made communication more fun.
Argument 2
Supporting details:
While-reading
You can share photos, videos, news stories and websites with your friends online.
Online communication can actually bring people closer to each other.
Argument 3
Supporting details:
While-reading
Whenever someone needs help, friends from all over the world can immediately provide useful suggestions or information.
Conclusion 2
The Internet brings people closer together and makes communication with friends more convenient and interesting.
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. Cite ideas from experts or authorities 引用论证
B. Give examples 举例论证
C. Use data 数据论证
D. Refer to common knowledge 常识论证
E. Use comparison and contrast 对比论证
Post-reading
1. What methods does the author use to support his arguments
a citing ideas from experts
or authorities
b referring to common knowledge
c giving examples
d using data
e using comparison and contrast
Deep Understanding
a citing ideas from experts
or authorities
b referring to common knowledge
c giving examples
d using data
e using comparison and contrast
2. What methods does the author use to support her arguments
1.Look at the sentence(Line 7, Para.2 ,Blog 1), “It is these skills that enable us to develop lifelong friendships”. What does “these” refer to (Critical thinking)
The word “these” refers to social skills, like concentrating or showing kindness to others.
2.(Line7,Para.4, Blog 2) What does Eileen Kennedy-Moore mean when she says that online friends “fill holes real-life friends can’t”
Online communication is a solution when there are difficulties with face-to-face communication, i.e. people live far apart, a person suffers from social anxiety and may find it easier to talk to people online, etc.
Discussion
Choose One Position to Have a Debate 辩论!
More Disadvantages
Some online friends may be dangerous.
It is easy to be trapped with too many messages, and it takes time.
It is not easy to have thought-provoking communication with online friends.
…
More Advantages
People get to know more new friends online.
The message can be saved to read later when people have time, and online friends are more tolerate with delayed reply.
Some people may feel safer with text-based communication rather than face-to-face communication.
…
Word
Builder
Summary& Homework
Some people believe that the Internet has many negative aspects.Talking to people 1 ____ or having a 2 _______with someone you only talk to on the Internet isn‘t a replacement for 3 _____communication.While it can connect you with other people who use a4_______,face-to-face contact with others is important to help you maintain healthy relationships.This argument is thought-provoking because it shows that people still need face-to-face communication with others today In addition spending too much time on the lnternet can make you 5________because you can become obsessed with popularity and gaining followers.Finally, you need to be careful with various 6_______because you can never be 100 7 ____ sure that 8 _____ you read online is true.
online
friendship
real-life
smartphone
self-centred
websites
percent
anything
Have a nice day!