高中高一英语必修二unit3 computers warming up and reading who am i课件
ห้องสมุดไป่ตู้
What’s next?
work for us in Mars
carry things
work in wars
仿真机器人
entertainment
娱乐
What do you think will be the next development?
Reading:
Who am I?
Skimming: Read and answer these questions:
in the 1960s, computers had new smaller and smaller transistors __________and became_______________, then were connected to each other by a network As the years had __________, gone by _________. brought into computers were___________,people’s homes. Now computers have become tools the most important _________to connect people _____________all over the world together.
CPU
hard disc
motherboard
DVD-ROM
CRT monitor
LCD monitor
modem
scanner
printer
speaker
Memory:(存储器)
USB flash disc
floppy disc/disk
MP3 player
CD/VCD/DVD
MP4 player
Unit 3 Computers
Warming up
Heavy! Difficult! Hard! Tired!
1. Easy! 2. Fast! 3. Free!
camera
monitor host computer
screen
speaker keyboard mouse
some hardware:
但是我总是孤孤单单地站在那里，直到60年代初， 人们才 给了我一个用网络连接的家庭。
Discussion
What are the advantages and disadvantages of the computers? In my opinion,I can use the computer to….
1. Who am I?
A computer.
2. Who was the first person to invent the earliest computer?
Charles Babbage
3. Who was the next important person to design computers?
5. What is W.W.W? World wide web. 6. 科学技术。 Science and technology. 7. 人工智能。 Artificial intelligence.
8.笔记本电脑。 Notebook computer.
What do they have in common?
早些时候我并不是很大，但是后来我变得非常大
P1 L6 However, people thought I was simple-minded discovered I had ___________ until they _________ “artificial intelligence.”
可是，人们认为我头脑简单， 直到发现我有人工智能时， 他们才不那么想了。
The development of computers:
Calculating machine Analytical machine
计算器
分析机
Universal machine 万能机,通用机器 Artificial intelligence 人工智能
Internet
Computer
Intensive reading:
8. use the Internet to search for information 9. surf the web for fun 10. read news both at home and abroad, read books and magazines
Disadvantages 1.Some students may get too addicted (沉溺 于)to it . 2. Some students waste too much time in playing computer games. 3. Some students spend too much time in chatting with others and may be cheated (欺 骗)by someone on line. 4. As a result, they have little time to study 5. It is bad for our eyes and health to spend long time in front of computers.
Summary about the text.
began as a calculating The computer __________ machine in 1642, then in 1822, it was built as Charles Babbage Machine by ________________. an Analytical ___________ At wrote a book the year of 1936, Alan Turing ____________ to describe how computers could be made _____________to work , and build a “universal machine” to mathematical problem solve_________________. With the information technology development of __________________
other useful words and expressions about computer:
Network网络 Virus 病毒 Home page 主页 Password 密码
Download 下载
Up load 上传
Desk top 桌面 User name 用户名 Click 点击 Software 软件 Hardware 硬件 Home page 主页
Program
Website
程序
站点
Hacker 黑客
1. What is PC? Speak the name on the whole. It means: personal computer. 2. What is IT? Information Technology. 3. What is CD-ROM? Compact disc read-only memory. 4. What is PDA? Personal digital assistant.
P1 L8 As the years have ________, gone by I have been made smaller and smaller.
随着岁月的流逝， 我被做得越来越小了.
times when my size was P2 L1 There were ______ totally ________changed.
in brainpower. 1940s: Computer had grown as large as a room.
1960s: the first family of computers was connected to each other 1970s: Computers were used in officers and homes. Now: Computers connect people all over the world
Consolidation: Retelling
1642 1822 1936 1940s 1960s began … calculating …France built…an analytical machine … Charles Babbage Alan Turing … wrote … made … As large as gave … connected by … share … with … become very important in … connect … all over the world …
Alan Turing
Scanning:
timeline
1642: The computer began as a calculating machine.
1822: the Analytical Machine was built by Charles Babbage.
1936: The computer grew rapidly both in size and
together.
The history of computers
The first generation (1945-1956)
the second generation (1956-1963)
the fourth generation (1971- )
What’s next?
work for us in Mars
carry things
work in wars
仿真机器人
entertainment
娱乐
What do you think will be the next development?
Reading:
Who am I?
Skimming: Read and answer these questions:
in the 1960s, computers had new smaller and smaller transistors __________and became_______________, then were connected to each other by a network As the years had __________, gone by _________. brought into computers were___________,people’s homes. Now computers have become tools the most important _________to connect people _____________all over the world together.
CPU
hard disc
motherboard
DVD-ROM
CRT monitor
LCD monitor
modem
scanner
printer
speaker
Memory:(存储器)
USB flash disc
floppy disc/disk
MP3 player
CD/VCD/DVD
MP4 player
Unit 3 Computers
Warming up
Heavy! Difficult! Hard! Tired!
1. Easy! 2. Fast! 3. Free!
camera
monitor host computer
screen
speaker keyboard mouse
some hardware:
但是我总是孤孤单单地站在那里，直到60年代初， 人们才 给了我一个用网络连接的家庭。
Discussion
What are the advantages and disadvantages of the computers? In my opinion,I can use the computer to….
1. Who am I?
A computer.
2. Who was the first person to invent the earliest computer?
Charles Babbage
3. Who was the next important person to design computers?
5. What is W.W.W? World wide web. 6. 科学技术。 Science and technology. 7. 人工智能。 Artificial intelligence.
8.笔记本电脑。 Notebook computer.
What do they have in common?
早些时候我并不是很大，但是后来我变得非常大
P1 L6 However, people thought I was simple-minded discovered I had ___________ until they _________ “artificial intelligence.”
可是，人们认为我头脑简单， 直到发现我有人工智能时， 他们才不那么想了。
The development of computers:
Calculating machine Analytical machine
计算器
分析机
Universal machine 万能机,通用机器 Artificial intelligence 人工智能
Internet
Computer
Intensive reading:
8. use the Internet to search for information 9. surf the web for fun 10. read news both at home and abroad, read books and magazines
Disadvantages 1.Some students may get too addicted (沉溺 于)to it . 2. Some students waste too much time in playing computer games. 3. Some students spend too much time in chatting with others and may be cheated (欺 骗)by someone on line. 4. As a result, they have little time to study 5. It is bad for our eyes and health to spend long time in front of computers.
Summary about the text.
began as a calculating The computer __________ machine in 1642, then in 1822, it was built as Charles Babbage Machine by ________________. an Analytical ___________ At wrote a book the year of 1936, Alan Turing ____________ to describe how computers could be made _____________to work , and build a “universal machine” to mathematical problem solve_________________. With the information technology development of __________________
other useful words and expressions about computer:
Network网络 Virus 病毒 Home page 主页 Password 密码
Download 下载
Up load 上传
Desk top 桌面 User name 用户名 Click 点击 Software 软件 Hardware 硬件 Home page 主页
Program
Website
程序
站点
Hacker 黑客
1. What is PC? Speak the name on the whole. It means: personal computer. 2. What is IT? Information Technology. 3. What is CD-ROM? Compact disc read-only memory. 4. What is PDA? Personal digital assistant.
P1 L8 As the years have ________, gone by I have been made smaller and smaller.
随着岁月的流逝， 我被做得越来越小了.
times when my size was P2 L1 There were ______ totally ________changed.
in brainpower. 1940s: Computer had grown as large as a room.
1960s: the first family of computers was connected to each other 1970s: Computers were used in officers and homes. Now: Computers connect people all over the world
Consolidation: Retelling
1642 1822 1936 1940s 1960s began … calculating …France built…an analytical machine … Charles Babbage Alan Turing … wrote … made … As large as gave … connected by … share … with … become very important in … connect … all over the world …
Alan Turing
Scanning:
timeline
1642: The computer began as a calculating machine.
1822: the Analytical Machine was built by Charles Babbage.
1936: The computer grew rapidly both in size and
together.
The history of computers
The first generation (1945-1956)
the second generation (1956-1963)
the fourth generation (1971- )
合集下载
2019年人教版高中英语 必修二 Unit3 《Computers ---Warming up 》 课件 (共33张PPT)精品物理
Para- Para- Paragraph 1 graph 2 graph 3
Topic sentence
Supporting details
(key words)
Topic sentence
Paragraph 1
Over time I have been changed quite a lot.
Do you know who I am?
abacus
[`æ bəkəs] n. 算盘
I am very small. I can be used for calculating. In our class, a lot of students use me to solve maths problems. Do you know who I am?
Charles Babbage.
1642 The computer began as a__c_a_l_c_u_l_a_t_in_g__m__a_c__h_in__e___.
Task 3
Detail reading
Find the topic sentence of each paragraph and the supporting details.
A topic sentence is usually the first or last sentence of a paragraph.
Task 4
Discuss
& speaking
What can we do on a computer in our daily life?
search for some information
Answer the questions.
人教版高中英语 必修二 Unit3 《Computers ---Warming up 》 课件 (共33张PPT)
munications 2.finance
Supporting 3. trade details 4.4. robots
(key words) 5.5. mobile phones 6.6. medical operations 7.7. space rockets
summary
A topic sentence tells us the main idea of a paragraph.
Calculator
[`kæ lkjuleitə] n. 计算器
A huge WchoomampuIt?er
•I am built to solve some mathematical problems. •But I am too big and I am built as large as a room.
A topic sentence is usually the first or last sentence of a paragraph.
Task 4
Discuss
& speaking
What can we do on a computer in our daily life?
search for some information
around the world. D. The changes and the applications of the
computer.
A tip: The key words in the text may help you
to summarize the main idea of the text.
information
Keep in mind:
新人教必修二Unit3Computers-WarmingupandPre-reading
Who am I ?
TV set
Riddles(谜语):
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.
Never ignore the people beside you or even far away.
common adj. 普通的,共同的,常见的 in common共同的,共有的,共用的
have nothing in common
have little in common
have something in common
A useful machine? A wise expert? A close friend?
You can use these expressions I think that …
In my opinion …
in your presentation: I believe that …
I agree / disagree because …
Unit 3 Computers
Period 1 Warming up
The whole class will be divided into four groups ,and each group send a student to stand before the platform , who guess what the object is and the rest of the group mates can only do some movements to let his or her group representative guess what the object is and the group mates who guess the object must use the following expressions:
TV set
Riddles(谜语):
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.
Never ignore the people beside you or even far away.
common adj. 普通的,共同的,常见的 in common共同的,共有的,共用的
have nothing in common
have little in common
have something in common
A useful machine? A wise expert? A close friend?
You can use these expressions I think that …
In my opinion …
in your presentation: I believe that …
I agree / disagree because …
Unit 3 Computers
Period 1 Warming up
The whole class will be divided into four groups ,and each group send a student to stand before the platform , who guess what the object is and the rest of the group mates can only do some movements to let his or her group representative guess what the object is and the group mates who guess the object must use the following expressions:
人教版高中英语 必修二 Unit3 《Computers ---Warming up and reading》 课件 (共24张PPT)
since it was brought into people’s homes. F
4. Speinocpelethaero1u9n7d0st,htehewcoormldptuhtreoruwghasthueseIdntbeyrneTt.
5. The larger the computer is, the more memory
it has.
F
Comprehending:
1. Choose the best answers
1) What’s the main idea of the text? A. The computer wants to find “who he
is”. B. The functional change of the computer. C. The computer becomes popular around the world. D. The history of the computer.
school work games emails music and films chat information photos shopping
பைடு நூலகம்
smaller desktop
convenient laptop
palmtop
2.What about in the future?
virtual keyboards 虚拟键盘
2. Questions
Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes.
新人教必修二Unit3Computers-WarmingupandPre-reading
What is it in English??
CPU (central processing Unit)
中央处理器
What is it in English??
RAM
(随机存储器)
(Random Access Memory )
What is it in English??
hard disc 硬盘
people even in a far-away place. • We are connected by wire or radio. •Now each of us often has a number.
Who am I ?
telephone
Riddles(谜语):
With this you can watch different programmers just at home. I’m a machine that has a screen with moving pictures and sounds. But watching me too much is bad for your eyes.
Computers have great power. They make our lives more colorful and more
convenient.
BUT
Don’t forget that computers are modern tools which can’t take the place of real people.
Never ignore the people beside you or even far away.
common adj. 普通的,共同的,常见的 in common共同的,共有的,共用的
高中英语 Unit3 Computers Warming up and reading人教版必修2
2. How did computers develop?
Calculating machine
Analytical machine
Universal ine
Internet
Computer
Artificial intelligence
Discussion
Should high school students surf the internet?
Fast reading
1 What happened to you in 1822? I was built as an Analytical Machine by Babbage.
2 Where were you in 1642? In France.
3 What were you called in 1936? A universal machine. 4 What happened to you in the 1970s?
Timeline
1960s:_C__o_m_p_u_t_e_rs__h_ad__n_e_w__tr_a_n_s_is_t_o_rs_a_n_d___ __b_e_c_o_m_e__s_m_a_l_le_r_. ______ __1_9_6_0_s_: The first family of computers was connected to each other. 1970s: __C_o_m_p_u_t_e_r_s_w_e_r_e_b_r_o_u_g_h_t_in_t_o_____ _p_e_o_p_le_’_s_h_o_m__es_.__ Now:_C_o_m__p_u_te_r_s_c_o_n_n_e_c_t_p_e_o_p_le__a_ll_o_v_e_r____ _th_e_w__o_r_ld__to_g_e_t_h_er_.___
人教版高中英语必修二Unit_3_computers_warming_up_and_reading
It is very small and transparent(透
明的). You can even put it into your
pocket.
(shape/color)
It has a free-internet in it. You
can…
(applications/functions)
It only costs you …… .
skimming
The topic sentence of each paragraph. Para 1 Over time I have been changed a lot. Para 2 Those changes only became possible as memory improved.
Further Understanding
3. In what ways have computer been changed?
size shape
small → large → smaller
speed
faster and faster
brainpower/memory more and more developed
1642 A calculating machine _S_im__p_li_fy_difficult sums
1822 A analytical machine
Think Biblioteka lo_g_i_ca_l_ly___
1936 A universal machine Solve any problem
R__e_a_li_ty_worries designers 1940s Large computers Tubes transistors chips
高一英语必修2Unit3_computers_warming_up课件
printer
keyboard
scanner
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) The main device that a computer uses to store information.
them to name each part of a computer in the box.
Monitor mouse CD-ROM printer keyboard scanner hard disc floppy disc modem Chips CPU
floppy disc
chips
monitor modem CD-ROM
4 A mouse is
5 A CD-ROM is 6 A hard disk is
Reading
Unit 3 Computer
Scanning
Scan the text and then answer the following questions: 1.Who is the speaker? 2.What the text might be about?
人教版高中英语 必修二 Unit3 Computers Warming up 课件 共29张
Robot
Robot is a mechanical device that sometimes resembles a human and is capable of performing a variety of complex human tasks on command or by being programmed in advance.
Personal Digital Assistant
A very small light computer that you can carry with you, and that you use to store information such as telephone numbers, addresses, and appointments. Some PDAs can send and receive email, and connect to the Internet.
A PC is a personal computer which can solve all kinds of problems and is used widely now.
A PC / desktop
A laptop / notebook computer
A notebook computer is a kind of useful computer which can be taken conveniently like a notebook.
A calculator
A calculator is a new calculating machine which can solve a large number of mathematical problems .
高中英语人教版必修二高中英语 unit 3 computers warming up
重置
Scanner
Monitor Speaker
Printer Mouse
ParWt2hHatisdtoortyhey have in common?共同点
abacus calculator Huge computer
What’s next?
Robot
PDA
laptop
desktop
Part 3 Comparison Discussion and competition
Use words \phrases to express the advantages ( 优点)and disadvantages(缺点) of abacus, calculator, PC, and PDA.(用单词,词组 来表达abacus, calculator, PC,PDA的优 点,缺点)
5. make free calls through QQ 6. watch films, videos. 7. draw pictures 8. use Photoshop to make your photos more beautiful
discussion3’+writing 5’
• Abacus
Advantages: fast, traditional , convenient, simple
Disadvantages: too simple
Calculator Advantages: accurate(准确的), convenient,
Disadvantages: too big to carry , expensive, skillful (it requires people should know how to use a computer)