(共41张PPT)
Unit 10 World in the Cloud
Thinking skills & Reading strategies
（仁爱版 2024）八年级
下
Learning objectives
0
Lead in
Presentation
2
Practice
Production
4
Summary
Assessment
6
Homework
1
3
5
7
By the end of the lesson, I will be able to...
1
2
3
master pros/cons expressions & classification logic;
analyze texts, classify details, and draw evidence-based conclusions;
apply strategies to tech texts & discuss their impacts.
00
Learning objectives
https://www.21cnjy.com二一教育
Q: What can we do online
Q: Is it always good What problems can we have
Watch and talk.
Lead in
01
Lead in
01
Look and say.
Q: What can we do online
We can do online shopping.
Q: What’s the advantage
It’s cheap and convenient.
Q: What’s the disadvantage
We may get cheated online.
Lead in
01
Look and say.
Q: What can we do online
We can take online courses.
Q: What’s the advantage
It helps us learn new things easily.
Q: What’s the disadvantage
We may have eye problems.
Lead in
01
Look and say.
Q: What can we do online
We can book tickets.
Q: What’s the advantage
It saves time and makes life easy.
Q: What’s the disadvantage
Our information may be stolen.
Lead in
01
Look and say.
Q: What can we do online
We can have a chant online.
Q: What’s the advantage
It helps us keep in touch with friends.
Q: What’s the disadvantage
We may spend too much time online.
Look at the pictures and fill out the detail-classification chart.
Mobile Phones
Advantages
We can use mobile phones to
talk to people far away.
Make_________________.
Disadvantages
If we use mobile phones too much, we may
have eye problems.
not get enough___________.
mobile payment
sleep
Activity 1 Look and fill.
Presentation
02
Q:What do you think of the internet
Work in pairs.
Presentation
02
Q: What’s the advantage
Q: What’s the advantage
It helps us keep in touch with friends.
We may spend too much time online.
It saves time and makes life easy.
Our information may be stolen.
It helps us learn new things easily.
We may have eye problems.
It’s cheap and convenient.
We may get cheated online.
It saves time and makes life easy.
Our information may be stolen.
Q:What do you think of the internet
Look and think.
Presentation
02
Q: What’s the advantage
Q: What’s the advantage
It helps us keep in touch with friends.
We may spend too much time online.
It saves time and makes life easy.
Our information may be stolen.
It helps us learn new things easily.
We may have eye problems.
It’s cheap and convenient.
We may get cheated online.
It saves time and makes life easy.
Our information may be stolen.
Classification
/'kl s f 'ke n/
n. 分类,归类
Learn to classify details.
Classifying details is to put details into different groups.
Read the text and answer the questions.
The internet has both advantages and disadvantages. On the one hand, it is useful and can make our life easier; it's also a good tool to help us relax and enjoy our life. On the other hand, not everyone on the internet is friendly, and the computer virus is always a big problem.
Read and answer.
Presentation
02
Q: What’s the advantage of the internet
Q: What’s the disadvantage of the internet
Topic sentence
主题句
Logical connector
逻辑连词(对比两类信息)
一方面...另一方面
Advantages
The internet is useful and can makes our life _______.
It is also a good toll to help us _________ and enjoy life.
Read the text and complete the detail-classification chart.
Read and complete.
Presentation
02
Q: What’s the advantage of the internet
Q: What’s the disadvantage of the internet
The Internet
Disadvantages
Not everyone on the internet is __________.
Computer __________ is always a big problem.
easier
relax
friendly
virus
Talk about the advantages and disadvantages of using the internet and how it is changing our life.
Using the internet
Advantages
...
...
Disadvantages
...
...
How it is changing our life
Activity 3 Pair work.
Presentation
02
Look and guess.
Presentation
02
Don't jump to conclusions!
How should we draw a conclusion
Look and guess.
Presentation
02
How should we draw a conclusion
When you read, you can add up details and make a decision. This decision is a conclusion.
Drawing conclusions
Read and answer.
Presentation
02
The first electronic computer came into being in 1964 in America. It covered an area of nearly 170 square meters and weighed almost 50 tons. With the development of computer technology, computers became not only smaller and lighter, but also more powerful.
Q1: What is this passage mainly talking about
Q2: When and where did the first electronic computer appear
The first electronic computer.
It appeared in 1946 in America.
Read the text and complete the chart, and then learn to draw a conclusion.
Read and answer.
Presentation
02
The first electronic computer came into being in 1964 in America. It covered an area of nearly 170 square meters and weighed almost 50 tons. With the development of computer technology, computers became not only smaller and lighter, but also more powerful.
Q3: How big and heavy was the first electronic computer
Q4: Can you use two adjectives to describe the first computer
It covered an area of nearly _______________ and weighed almost ____________.
170 square meters
large/huge/heavy…
50 tons
Read the text and complete the chart, and then learn to draw a conclusion.
Read and complete.
Presentation
02
Read the text and complete the chart, and then learn how to draw a conclusion.
The first electronic computer came into being in 1964 in America. It covered an area of nearly 170 square meters and weighed almost 50 tons. With the development of computer technology, computers became not only smaller and lighter, but also more powerful.
Covered an area of nearly ____________________
Detail
170 square meters
Weighed almost ___________________
Detail
50 tons
Detail 1
Detail 2
Read the text and complete the chart, and then learn to draw a conclusion.
Covered an area of nearly _________________
Detail
Weighed almost ________________
Detail
Early computers were very __________ and ____________.
Conclusion
170 square meters
50 tons
big/large
heavy
Read and complete.
Presentation
02
The first electronic computer came into being in 1964 in America. It covered an area of nearly 170 square meters and weighed almost 50 tons. With the development of computer technology, computers became not only smaller and lighter, but also more powerful.
came into being形成,产生
weigh /we / v. 重达...
weight/we t/ n. 重量
/t n/ n. 吨
develop v. 发展 development n. 发展
with the development of ...随着...的发展
power /'pa (r)/n. 能力、能量、权威
powerful /'pa rfl/
adj. 有力量的、强大的、有影响力的
Read and take notes.
Presentation
02
Read and learn.
Presentation
02
Q: How can you draw a conclusion
Step 1：找细节（Find the details）
eg：170 square meters、50 tons
eg： much smaller and lighter、even smaller, lighter, and thinner
The first electronic computer came into being in 1964 in America. It covered an area of nearly 170 square meters and weighed almost 50 tons. With the development of computer technology, computers became not only smaller and lighter, but also more powerful.
Detail 1
Detail 2
Read and learn.
Presentation
02
Q: How can you draw a conclusion
Step 2：连细节（Connect the details）
eg：170 square meters
50 tons
large and heavy
much smaller and lighter、even smaller, lighter, and thinner
eg：
Read and learn.
Presentation
02
Q: How can you draw a conclusion
Step 3：下结论（Draw a conclusion）
Early computers were very large and heavy.
Future computers will become even smaller, lighter and more powerful.
large and heavy
much smaller and lighter、even smaller, lighter, and thinner
eg：170 square meters
50 tons
eg：
Activity 2 Read the text and draw a conclusion chart
In the 1980s, the first personal computer (PC) appeared. It was much smaller and lighter than the first electronic computer. People could put it on the top of the desk, so they called it desktop PC. Soon, the first laptop PC came into being. People could place it on their laps and carry it in a small bag. Today, we have even smaller, lighter and thinner computers, such as smartphones and tablets.
Read and draw.
Practice
03
Step 1：找细节（Find the details）
Detail 1
Detail 2
Detail 3
Activity 2 Read the text and draw a conclusion chart
In the 1980s, the first personal computer (PC) appeared. It was much smaller and lighter than the first electronic computer. People could put it on the top of the desk, so they called it desktop PC. Soon, the first laptop PC came into being. People could place it on their laps and carry it in a small bag. Today, we have even smaller, lighter and thinner computers, such as smartphones and tablets.
The first desktop PC: ___________________than the first electronic computers.
Detail
The first laptop PC : ________and________
than desktops.
Detail
smaller and lighter
Smartphones and tablets: ____________________________________than laptops.
Detail
smaller lighter
smaller, lighter and
thinner
Read and draw.
Practice
03
Step 1：找细节（Find the details）
Detail 1
Detail 2
Detail 3
Activity 2 Read the text and draw a conclusion chart
Read and draw.
Practice
03
Step 2：连细节（Connect the details）
The first desktop PC: ___________________than the first electronic computers.
Detail
The first laptop PC : ________and________
than desktops.
Detail
smaller and lighter
Smartphones and tablets: ____________________________________than laptops.
Detail
smaller lighter
smaller, lighter and
thinner
much smaller, lighter, and thinner.
much smaller, lighter, and thinner.
Activity 2 Read the text and draw a conclusion chart
Read and draw.
Practice
03
The first desktop PC: ___________________than the first electronic computers.
Detail
The first laptop PC : ________and________
than desktops.
Detail
smaller and lighter
Smartphones and tablets: ____________________________________than laptops.
Detail
smaller lighter
smaller, lighter and
thinner
much smaller, lighter, and thinner.
Computers are getting smaller, lighter, and thinner.
much smaller, lighter, and thinner.
Step 3：下结论（Draw a conclusion）
The first desktop PC: _________________than the first electronic computers.
Detail
The first laptop PC : ________and________
than desktops.
Detail
Future computer will become even _______________________________.
Conclusion
smaller and lighter
Smartphones and tablets: ____________________________________than laptops.
Detail
smaller lighter
smaller, lighter and
thinner
smaller, lighter and thinner
Read and retell.
Practice
03
The first electronic computers
Detail
The first desktop PC
Detail
The first laptop PC
Future computers
Conclusion
Smartphones and tablets
Detail
Detail
Talk about changes in the development of computers and make a conclusion.
Activity 3 Pair work.
Production
04
Sentence Structure
1. 回顾发展变化
A: How have computers changed over time
B: First, ______. Then, ______. Now, ______.
A: What was the first computer like
B: It was very ______ and ______.
2. 对比不同阶段
A: How is a laptop different from a desktop
B: A laptop is ______ and ______ than a desktop. People can ______.
A: Are smartphones and tablets better than laptops
B: Yes, they are even ______ and ______, so we can carry them anywhere.
3. 得出结论 / 预测未来
A: What conclusion can we draw from the development of computers
B: I think computers will become even ______ and ______.
A: What do you think future computers will be like
B: Maybe they will be _____ and _____. They might also be ______.
Key Vocabulary
描述变化：smaller, lighter, thinner, more powerful, more convenient, more portable（更便携）develop, change, improve, become, progress
时间阶段：the first electronic computer, desktop PC, laptop PC, smartphones, tablets, in the past, now, in the future, over time
功能与评价：useful, easy to carry, take up little space（占空间小）, fast, smart
Talk about changes in the development of computers and make a conclusion.
Activity 3 Pair work.
Production
04
Show time
Talk clearly (内容清晰)
Pronunciation(发音标准)
Body language(使用肢体语言)
Fluently(流利的)
Reasonable(理由合理)
Grade and share:
The words we have learned
一、写出下列短语的英文表达
细节分类 _________________________
得出结论 _________________________
优缺点 _________________________
电子计算机 _________________________
classifying details _________________________
drawing conclusions _________________________
advantages and disadvantages _________________________
electronic computer _________________________
personal computer (PC) _________________________
computer virus _________________________
Summary
05
classifying details
drawing conclusions
advantages and disadvantages
electronic computer
细节分类
得出结论
优缺点
电子计算机
个人电脑
电脑病毒
The words we have learned
二、单词 / 短语互译
advantage — _________________________________
disadvantage — _________________________________
virus — _________________________________
conclusion — _________________________________
develop — _________________________________
classify — _________________________________
分类细节 — _________________________________
电脑病毒 — _________________________________
个人电脑 — _________________________________
得出结论 — _________________________________
Summary
05
优点；优势
缺点；劣势
病毒
结论
发展；研发
分类
classifying details
computer virus
personal computer (PC)
drawing conclusions
The words we have learned
三、句子互译
我们可以用手机和远方的人通话。
_______________________________________________________________
如果过度使用手机，我们可能会睡眠不足。
_______________________________________________________________
互联网既有用，也能让我们的生活更便捷。
_______________________________________________________________
早期的电脑又大又重，但现在的电脑变得更小更轻了。
_______________________________________________________________
_______________________________________________________________
我们可以通过整合细节来得出关于电脑发展的结论。_______________________________________________________________
_______________________________________________________________
Summary
05
We can use mobile phones to talk to people far away.
If we use mobile phones too much, we may not get enough sleep.
The internet is useful and can make our life easier.
Early computers were large and heavy, but today’s computers are smaller and lighter.
We can draw a conclusion about the development of computers by putting details together.
We can use mobile phones to ________ (make) payments.
If we use phones too much, we may not get enough ________ (sleep).
The internet can make our life ________ (easy).
Not everyone on the internet is ________ (friend).
The first computer ________ (cover) an area of nearly 170 square meters.
Early computers were very ________ (large) and heavy.
The first laptop PC was ________ (small) than desktops.
Today, we have even ________ (small) computers than laptops.
四、用所给单词的适当形式填空
The grammar we have learned
Summary
05
make
sleep
easier
friendly
covered
large
smaller
smaller
Assessment
06
Self-assessment
I can master pros/cons expressions & classification logic.
I can analyze texts, classify details, and draw evidence-based conclusions.
I can apply strategies to tech texts & discuss their impacts.
Basic (基础)
Improving(提升)
Extend (拓展)
Homework
07
完成教材 Activity 1和 Activity 2填空，背诵核心词汇，做到能准确运用。
模仿 Activity 2，选择一种科技产品，写一段短文，包含其 3 个优势与 2 个弊端，不少于 5 句话。
调查 “家庭科技使用情况”，分析手机 / 互联网的利弊，制作一张 “健康用网” 公约海报，用英语列出 3 条规则。
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