Module 2 Unit 4 Computers 课件

(共16张PPT)
Module 2 Unit 4 Computers
Read the whole passage fast, and answer:
How many computer facts do the passage tell us
What are they
New words and expressions:
hidden adj. 隐藏的
tiny adj. 微小的
depend vi. 依靠, 依赖
realize vt. 意识到, 认识到
rarely adv. 很少, 不常
print vi. / vt. 打印
diagram n. 图表
operate vt. 控制, 操作
raise vt. 提出
unaware of 不知道
for the time being 目前, 暂时
common knowledge 常识
depend on 依靠, 依赖
Hidden helpers
What kind of jobs can a computer do
Fill in the blanks:
◆Computers can ________ very fast.
◆ They can also _____, _____ and draw things .
◆ They can _____ you and ____ ______ with you.
◆ They can _______ railways and ____ aeroplanes and spaceships.
calculate
type
print
teach
play
games
operate
fly
Is a computer cleverer than I am
T
F
F
T
Brainstorming:
What kind of jobs do you want your computer to do
e.g. I want my computer to work as a policeman because it can catch more thieves and never needs a rest.
Role play:
What will happen to us if computers can do our jobs
◆Can computers make our lives better and more convenient
◆ How will we spend our lives
◆ Will we have nothing to do
Discussion:
Draw a conclusion about the advantages and disadvantages computers bring us.
◆ What are computers
◆What kind of jobs can computers do
◆ What’s the effect on our lives
Homework:
Write a passage about computers
in your own words at least 80 words
Computers can help us do a lot of things. Almost everyone has a computer at home. Now, discuss in pairs. What do you and your partner use computer to do in your daily life
Task 1: Discuss and write down the advantages
However, computer has disadvantages as well.
Task 2: Discuss and write down the disadvantages.
Discuss in pairs.
Advantages: 好处
What do you and your partner use computer to do in daily life
I________________________________________
________________________________________
He/ She
______________________________________________________________________________
Disdvantages: 好处
______________________________________________________________________________
Some suggestions for you!
They make our lives more colorful and more convenient.
BUT
Don’t forget that computers are modern tools. We should make good use of it.
Computer facts
Part 3
Part 2
Part 1
The __________ of computers in different times
The __________ of computers in daily life
The __________ between human beings and computers in the future
sizes
uses
relationship
Read the whole passage and complete the outline梗概 of the article.
Part 4
Computer can _________ your voice, we can ______ it.
recognize
talk to
Part 5
CD-ROM/ DVD-ROMS can hold a lot of information.
Prices are getting _____________________. Saving money is becoming _______________________________.
Computers are becoming __________________________ to our daily lives.
Cities are getting ____________________________, and traffic is becoming _____________________________.
Karaoke is getting _____________________________, especially among young people.
For each sentence, choose the correct adjective from the box. Write each adjective in the comparative form twice with and. The first one has been done for you.
During December, the weather usually becomes _____________________. It also gets _______________________.
My English is getting ___________________________________.
The town is becoming __________________________________, so that __________________________ people want to live there.
I am getting __________________________________! Let’s go for something to eat.
Tennis is becoming ___________________________________ to play, as I have more lessons!
Jane is becoming _______________________________. She didn’t sleep very well last night.