the 3nd period--warming up and Reading computer

●I was built as an Analytical Machine by Charles Babbage.”
●“My real father was Alan Turing ...” ● I was able to share my knowledge with others through the World Wide Web.
穿孔卡
card with holes universal machine memory
通用机器
内存 网络
network
World Wide Web
万维网
Calculating machine 计算机器
Analytical Machine 分析机 Artificial intelligence 人工智能 Technological revolution 技术革命 Mathematical problem 数学问题
Read and Complete the chart. Paragraph 1 Topic sentence Supportin g details Over time I have been changed quite a lot. •calculating machine •analytical machine •universal machine •PC •laptop
Transistor 晶体管
Match the words with their meanings.
1 A monitor is 2 The screen is 3 A keyboard is
(a)the part of a computer that stores information. (b)the part of the computer that you type on. (c)the part of the computer that looks like a television (d)something you use to click on things (files, etc.). (e)the part of the monitor that you look at. (f)a separate disk that contains lots of information.
serve take the place of human race.
F
6. Alan Turing built an Analytical Machine to solve any mathematical problems. F 7. People began to realize that the computer got cleverer and quicker with time passing. T 8. The computer began to serve the human race since it was brought into people’s homes. F
4 A mouse is
5 A CD-ROM is 6 A hard disk is
Reading
Skimming: Go over the story to find out
who the speaker is. Write down 3 sentences to support your idea. It is a computer.
9. Since the 1970s, the computer was
used by people around the world through the Internet. T
10. The larger the computer is, the more
memory it has. F
How did computers develop?
1936.
F
3. After I got my new transistors in
the 1960s, I became smaller but
cleverer and quicker.
in the 1970s.
T
4. I was brought into people’s homes
T
5. Since my birth I have been built to
Do you know who I am?
abacus
2. I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems.
Do you know who I am?
mouse
keyboard
monitor
A huge computer
Palmtop
A PC
In the past, if we wanted to do reading, we had to carry a lot of heavy book. But now we needn’t do it, we only need to surf the Internet. Our life has changed easy!
True or False?
1. In 1642 I began as a calculating
machine and could solve any
mathematical problem.
F
Alan Babbage, 2. My real father was Charles Turing
who wrote a book and build me in
Read and finish the timeline below.
1642 The computer began as a calculating machine． 1822 The analytical machine was made by Charles Babbage. 1936 The computer grew rapidly both in size and in brainpower.
Can you put these inventions in an order according to the time when they appeared?
( ( ( ( ( (
) Analytical machine(分析机) ) Laptop ) Calculating machine(计算机器) ) Robot／android ) PC ) Universal machine(通用机器)
Calculating machine
(In 1642)
Analytical machine
(In 1822)
Universal machine
(in 1936)
Internet
(In the
network (In the 1960s)
Artificial intelligence
1970s)
Careful- reading
Topic sentence Supporting details
Paragraph 2 These changes only became possible as my memory improved
telephone
7. It is a machine, which you can use to type your homework, draw pictures, play
games, watch movies, listen to music,
communicate with your friends, gather information…
A PC/desktop
8. It is a kind of computer which can be taken conveniently like a notebook.
A laptop/ A notebook computer
Pre-reading
What do you know about computer? Can you name some parts of computer?
Fast-reading What’s the main idea of this passage? A. The development of computers B B. The development and use of computers C. A machine which is simple-minded D. Computers may replace human being
Unit 3
Computers
Reading
With the development of science and technology, many new things appear in human being’s life. Let’s guess what they are:
1. I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now.
1940s The computers had grown as large as a room. The first family of computers 1960s was connected to each other. 1970s Computers were used in offices and homes. now Computers connect people all over the world together.