人教版高中英语必修二 Unit 3 Computers 课件 (共32张PPT)
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高中英语 Unit 3 Computers课件 新人教版必修2
• Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes.
Paragraph 2: These changes only became possible as my memory improved. 1. tubes 2. transistors 3. chips 4. network 5. World Wide Web
quicker
dealing with …, Function: calculating communicating with… clever People’s opinion: simple-minded & useful
True or False
1. Alan Turing built an Analyticalmachine to a universal Machine solve any mathematical problems. F 2. People began to realize that the computer got T cleverer and quicker with time passing. 3. The computer began to serve the human race since it was brought into people’s homes. F its birth 4. Since the 1970s, the computer was used by T people around the world through the Internet. 5. The largersmall and thin is, thegot cleverer and I became the computer but I more memory F it has. cleverer, quicker and quicker. And my memory became so large that I couldn’t believe it!
人教版英语必修二unit3 computers warming up PPT课件
Alan Turing
4.What were you called in 1936?
.
A universal machine
1. Read the passage and finish the timeline below.
1642 The computer began as a calculating machine．
abacus
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?
calБайду номын сангаасulator
PC laptop PDA
virtual keyboards keyboard-vest
What’s the main idea of the text? A. What a computer is. B. What a computer is used for. C. How the computer becomes popular. D. The history of the computer
Paragraph 2
Topic
These changes only became
sentence possible as my memory
improved
•tubes
Supporting •transistors
details
•chips
•network
•World Wide Web
Topic sentence
4.What were you called in 1936?
.
A universal machine
1. Read the passage and finish the timeline below.
1642 The computer began as a calculating machine．
abacus
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?
calБайду номын сангаасulator
PC laptop PDA
virtual keyboards keyboard-vest
What’s the main idea of the text? A. What a computer is. B. What a computer is used for. C. How the computer becomes popular. D. The history of the computer
Paragraph 2
Topic
These changes only became
sentence possible as my memory
improved
•tubes
Supporting •transistors
details
•chips
•network
•World Wide Web
Topic sentence
新人教版高中英语必修二Unit_3_Computers-整单元课件精品ppt课件
I think they all can calculate something.It can deal with some maths problem.
I believe that they are our good friends.In our everyday life.we can not finish our work quickly without them. In my opinion ,people improve abacus,make it more useful and make it a computer.They are being used widely and conveniently in the world.
Monitor, mouse, keyboard, hard disc, floppy disc ,CD-ROM, printer, modem,
monitor is used to see your data on a computer . 1 A_________ hard disk or disk is the main device that a computer uses to store 2 A__________ information. printer 3 A _________is a machine for printing text or pictures onto paper ,especially one connected to the computer. keyboard is used to put data into a computer . 4 A_________ modem _is often used to connect computers to each other though phone 5 A________ lines . floppy disc 6 Data can also be stored in a ______________,which is small and can be carried easily. CD-ROM is a disc that contains computer data. It can store a large 7 A___________ amount of data. Compact Disk Read only Memory
高中英语人教版必修2 Unit 3 Computers 课件
What’s next?
carry things work in wars work for us in Mars
Activity 2 Thinking Q: In what ways is the computer used？
communicate with…
Watch movies & TV plays
More knowledge about computers
1. What is IT? Information Technology.
2. What is CPU? Central Processing Unit.（中央处理器） 3. What is WWW? World Wide Web. 4. What is the English for “科学技术”? science and technology.
listen to music
do shopping
search for …
play computer games
Besides, we can … with computers
• send e-mails instead of letters;
• read news at home and abroad;
register 注册，登记 software 软件
download 下载
hardware 硬件
Consolidation
• Complete the sentences with proper words. 1. We should use computers properly and
never be a m_o_u_se__ potato. 2. In the accident he e_s_ca_p_e_d_ being killed. 3. You can input the capital letters when you
人教版高中英语必修二Unit-3-computers-reading-公开课课件
1822
1936
1940s 1960s 1970s
Now
Discussion
In what ways computers can be used to do for human race in the future?
For example: A: What will computers be developed in the future? B: I think computers will be developed to help us … / In my opinion, computers can be used to …
search for information
watch movies
listen to music
read books and magazines
buy things online
play games on the computer
Reading
Who am I?
Can you find out the topic sentence of each paragraph?
Read para 1 and fill in the chart. (2 mins)
Time Machine Applications
calculating A __________ machine 1822 An analytical About in _____ machine universal In 1936 A ________ machine In 1642 By the 1940s A larger machine
Simplify ________difficult sums logically Think_________ Solve any difficult problem
高中英语人教版必修二《Unit3 Computers》课件
Fill in the blanks
I am a(n) ___st_r_ik_e_rin an android football team.
Self
I look like a human and I’m as big as a
introductio human.
n
My computer ___c_h_ip_s_ help me move and
= ___W_h_i_le__d_o_i_n_g_h_i_s_E_n_g_li_s_h________ ___h_o_m_e_w__o_r_k_, _h_e_f_e_ll_a_s_le_e_p__. _____
5. Then she prepares reliable moves to use if a new situation arises. arise vt. 产生，产生； 站起来，起身；起床；上升， 升起
拓展
in the way或in one’s way 挡道，碍事 反义词组：out of the way in any way 不管如何，不管怎样 in no way 决不 注意：置于句首时，句子用部分倒装语序。如：
You’ll have to move — you are in my way. Please keep out of the way. I must finish the work today in any way. Teaching in school can in no way be separated from practice. In no way did he admit that he was wrong.
4) A heavy smoke arose and hung over the town.
新人教版高中英语必修二Unit3_Computers_课件精品ppt课件
Develop Early days ment Name A calculating _________ machine An analytical ________ machine
Reading:
Who am I?
tube 电子管
transistor 晶体管
chip 芯片
Fast-reading:
1. Who is the speaker in this story? A computer. 2. Write down three sentences from the story to support your idea. 1) I was built as an Analytical machine by Charles Babbage. 2) My real father, Alan Turing, … 3) I was always lonely standing there by myself, until in early 1960s they gave me a family connected by a network.
abacus laptop PC
calculator
huge computer
PDA robot
What do they have in common?
• • • • I think that… 1.They can be used In my opinion… for calculating. I believe that… 2.They can deal with What’s your maths problems. reason? 3.They are our • Why do you friends. think so? 4.They are useful and helpful.
人教版高中英语必修二Unit 3《Computers Listening》ppt课件
Listen to the whole text and write down the main idea in one sentence. Two students are talking about information technology.
Listen to Part A and fill in the chart. Then do the same with Part B. Part A
Comp ters
Listening on Page 55
Listen to the tape. Can you guess the content?
3
2
1
It will be about robots.
Look at the following chart before you listen to
Robot 2
Height
10 cm like a real bird can jump and sing 500 yuan
Appearance
Ability Price
Robot 3
Height
2m tall large can plays guitar and sing
Appearance
Ability Price
3. Discuss with your partner what rights you think
androids should have and make a list.
பைடு நூலகம்
1) They should be able to choose the work they do.
2) ______________________________ 3) __________________________________ They should have their own time． They should be able to change their jobs.
人教版高中英语必修二：Unit3《Computers》课件
_1_8_2_2: The Analytical Machine was made by Charles Babbage.
1936: A__la_n__T__u_r_i_n_g__w_r_o__te__a__b_o_o_k__t_o__d_e_s_c_r_i_b_e__h_o_w_____ computers could be made.
5._s_im__p_l_e_-_m_ inded unable to understand difficult things
6.___g_o__b_y__
pass
7.___d__e_a_l_w_ith take correct action
8. __n__e_tw__o_r_k broadcast on several different channels
1960s:Co_m__p__u_t_e_r_s_h__a_d__n_e_w__t_r_a_n__si_s_t_o_r_s_a__n_d__b_e_c_a_m__e__s_m__aller.
1_9_6__0_s: The first family of computers was connected to each
1. Then in 1822 I was built as 2. an Analytical machine by 3. Charles Babbage.
2. My real father was Alan Turing, who in 1936 wrote…solve any mathematical problem.
keyboard
mouse
CPU hard disc
USB Flash Disk
floppy disc
1936: A__la_n__T__u_r_i_n_g__w_r_o__te__a__b_o_o_k__t_o__d_e_s_c_r_i_b_e__h_o_w_____ computers could be made.
5._s_im__p_l_e_-_m_ inded unable to understand difficult things
6.___g_o__b_y__
pass
7.___d__e_a_l_w_ith take correct action
8. __n__e_tw__o_r_k broadcast on several different channels
1960s:Co_m__p__u_t_e_r_s_h__a_d__n_e_w__t_r_a_n__si_s_t_o_r_s_a__n_d__b_e_c_a_m__e__s_m__aller.
1_9_6__0_s: The first family of computers was connected to each
1. Then in 1822 I was built as 2. an Analytical machine by 3. Charles Babbage.
2. My real father was Alan Turing, who in 1936 wrote…solve any mathematical problem.
keyboard
mouse
CPU hard disc
USB Flash Disk
floppy disc
新人教版高中英语必修二《Unit 3 Computers》精品
11. intelligent 12. solve 13.reality 14.personal 15.Personally 16.total 17. totally 18.application 19. explore 20. anyhow 21.goal 22.happiness 23.arise 24.appearance 25.character
been __to_t_a_ll_y__ (完全地) changed. People have
to __e_xp_l_o_re__(探索) solutions by surfing the
Internet. __A_n_y_h_o_w_(不管怎样), computers have
changed people’s way of life!
Computers can simplify your work, by calculating difficult sums easily.
精选课件ppt
8
personal
就我个人看Leabharlann 来，学生应 当恰当地使 用电脑。Personally, students should Use computers in a proper way.
精选课件ppt
12
Witing Task
❖ 写短文描述下面的现象并谈谈你的个人看法。
❖ 当今时代，电脑普遍应用，它不仅通过轻松计算 任何难题的方式简化我们的工作，而且还能帮助 我们解决任务，而这些任务往往是在短时间内难 以完成的。因而不少学生对电脑如此着迷以至于 花费了大量的时间，结果他们考试不及格。即使 如此，个别学生还是疯狂地探究它。
1）so +adj/adv +that从句。 2） so +adj+ a(n)+单数可数名词+that从句。 3）so+ many/much/few/little +名词+that从句。 Such…that表示“如此…以至于”引导结果状语
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共24张PPT)
The development of computers:
Analytical machine
Universal machine Internet
Artificial intelligence
Computer
Calculating machine
The development of computers:
Exploration
How can we find the top sentences quickly and correctly?
1. the first sentence of the paragraph. 2. the last sentence of the paragraph. 3. the second sentence or the sentence after such words as "however, but… 4. No topic sentences. We should conclude.
Careful reading
Task 1: Scan the text and then choose the best
answer according to the text.
1.How long did it take before the computer was built as
an analytical machine?
advantages
1municate with friends all over the world 2.listen to the music 3.see films & watch news 4.play games 5.do shopping 6.save a lot of time 7.do a lot of useful things 8……..
Analytical machine
Universal machine Internet
Artificial intelligence
Computer
Calculating machine
The development of computers:
Exploration
How can we find the top sentences quickly and correctly?
1. the first sentence of the paragraph. 2. the last sentence of the paragraph. 3. the second sentence or the sentence after such words as "however, but… 4. No topic sentences. We should conclude.
Careful reading
Task 1: Scan the text and then choose the best
answer according to the text.
1.How long did it take before the computer was built as
an analytical machine?
advantages
1municate with friends all over the world 2.listen to the music 3.see films & watch news 4.play games 5.do shopping 6.save a lot of time 7.do a lot of useful things 8……..
人教版高中英语必修二《Unit 3 Computers》 Reading 课件
This passage is about _th_e__d_ev_e_l_o_p_m_e_n_t_o_f_c_o_m__p_u_t_er_s_.
While-reading
In pairs guess the meaning of the following new
words from the reading passage. Then check
I believe that …
V. Homework
Read the passage again. Underline the sentences that you do not understand and try to solve the problems using context clues and the dictionary.
• Think about what you would have to do if you could not use computers any more.
• Give a report to the class.
Post-reading
You can use the new words in the reading passage and the following expressions to help you in your discussion.
your guesses using a dictionary.
A
B
technological
revolution
simplify
application
personal
solve
reality
explorreading
根据构词法猜测词义
While-reading
In pairs guess the meaning of the following new
words from the reading passage. Then check
I believe that …
V. Homework
Read the passage again. Underline the sentences that you do not understand and try to solve the problems using context clues and the dictionary.
• Think about what you would have to do if you could not use computers any more.
• Give a report to the class.
Post-reading
You can use the new words in the reading passage and the following expressions to help you in your discussion.
your guesses using a dictionary.
A
B
technological
revolution
simplify
application
personal
solve
reality
explorreading
根据构词法猜测词义
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共32张PPT)
PDA
Personal Digital Assistant
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?
Homework
1. Read the text after class and look for more information about the development of the computer and its applications.
PC
Personal Computer
Can you tell the development of computers?
abacus calculator huge
PC
computer
What’s next?
robot
PDA
laptop
What is a computer?
A computer is a machine which keeps knowledge in its memory and does work on that knowledge. This knowledge is kept in symbols; it is called data. A computer usually has a monitor to show results. However, some computers can speak. These computers can be used for voice mail.
Reading
Personal Digital Assistant
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?
Homework
1. Read the text after class and look for more information about the development of the computer and its applications.
PC
Personal Computer
Can you tell the development of computers?
abacus calculator huge
PC
computer
What’s next?
robot
PDA
laptop
What is a computer?
A computer is a machine which keeps knowledge in its memory and does work on that knowledge. This knowledge is kept in symbols; it is called data. A computer usually has a monitor to show results. However, some computers can speak. These computers can be used for voice mail.
Reading
2019教育人教版高中英语 必修二 Unit3 《Computers Reading》 课件 共32张PPT数学
These changes only became possible as my memory improved.
1 tubes 2 transistors 3 chips 4 network 5 World Wide Web
Since the 1970s many new applications have been found for me.
In the _1_9_6_0_s_ they gave me a family connected by a _n_e_tw__o_r_k_. Now people call it the _I_n_te_r_n_e_t_. I have been used in _o_ff_i_c_es_ and _h_o_m__e_s since the 1970s. So I became PC. Since my _b_ir_t_h_ I have truly been built to serve the _h_u_m_a_n__ _r_a_c_e.
computer.
c. The computer has been sent to explore
the Moon and Mars.
d. The computer began to simplify
difficult sums.
A. a. b. c. d.
B. b. c. a. d.
C. d. a. c. b.
calculator
I am very big. Scientists use me to solve some mathematical problems. Do you know who I am?
huge computer
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共25张PPT)
1. get too addicted (沉溺于)to it . 2. waste too much time in playing
games. 3. may be cheated (欺骗)by
someone on line. 4. have little time to study 5. bad for our eyes and health 6. have trouble in communicating
with others …
Parents’ view on mobile phone Smart phones
Debate show
Should we use smart phones in school?
Rules: • One student one point • Stand up to express your idea • Loudly • Clearly
Do you know who I am?
abacus
I am very small. I can be used for calculating. A lot of students use me when solving mathematical problems. Do you know who I am?
Discussion
List the advantages and disadvantages of the mobile phone
Advantages
Disadvantages
1. communicate with friends 2. listen to the music 3. see films & watch news 4. play games 5. do shopping 6. save a lot of time …
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共25张PPT)
In what order is this passage arranged(安排）?
Time.
Topic sentence
Over time I have been changed quite Paragraph 1 a lot.
These changes only became possible Paragraph 2 as my memory improved.
The information could be _s_h_a_re_d__.
Since the 1970s many new _a_p_p_li_c_at_i_on_s_have been found for the computer. It has become very important in _c_o_m_m__u_n_ic_a_ti_o_n, finance and
1940s Computers had grown___a__s_l_a_r_g_e__a_s_a__r_o_o_m__.___
The first family of computers was connected 1960s by__a__n_e_tw__o_rk__. ________
Computers have become very important in 1970s c_o_m__m_u__n_ic_a_t_io_n_,_f_i_n_a_n_c_e_a_n_d__t_ra_de．
Homework
1. Read the passage fluently after class; 2. Finish <名校学案> reading.
Do you know who I am?
computer
Time.
Topic sentence
Over time I have been changed quite Paragraph 1 a lot.
These changes only became possible Paragraph 2 as my memory improved.
The information could be _s_h_a_re_d__.
Since the 1970s many new _a_p_p_li_c_at_i_on_s_have been found for the computer. It has become very important in _c_o_m_m__u_n_ic_a_ti_o_n, finance and
1940s Computers had grown___a__s_l_a_r_g_e__a_s_a__r_o_o_m__.___
The first family of computers was connected 1960s by__a__n_e_tw__o_rk__. ________
Computers have become very important in 1970s c_o_m__m_u__n_ic_a_t_io_n_,_f_i_n_a_n_c_e_a_n_d__t_ra_de．
Homework
1. Read the passage fluently after class; 2. Finish <名校学案> reading.
Do you know who I am?
computer
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共25张PPT)
1940s Computers had grown___a__s_l_a_r_g_e__a_s_a__r_o_o_m__.___
The first family of computers was connected 1960s by__a__n_e_tw__o_rk__. ________
Computers have become very important in 1970s c_o_m__m_u__n_ic_a_t_io_n_,_f_i_n_a_n_c_e_a_n_d__t_ra_de．
1822 1936
The Analytical Machine was made by Charles Babbage.
Alan Turing wrote a book about how computers could be made to work as_a__u_n_i_v_e_rs_a_l_m__a_c_h_i_n_e.
trade. The computer is a devoted friend and helper of the_h_u_m_a_n__ race.
Discussion
List the advantages and disadvantages of the mobile phone
Advantages
More active and interesting
Easier to understand
Reading
Skimming to get
general ideas
What’s the main idea of the passage?
It’s a short history of the _d_e_v_e_lo_p_m__e_n_t_ of computers.
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9. Computers have also been used to
explore the moon and the Mars.
Xianfeng is a wonderful county for me to explore.
10. We are thankful to the scientists for bringing the great revolution in computers. plete change B.big invention
Scientists are working hard to turn this strange idea into reality.
6.The laptops are mobile. We can always take them with us.
able to move, not fixed
7.Now computers are connected by networks and we can share all the information. A computer network (电脑网络) includes ________________ a number of computers that can help people communicate.
What words have we learned ?
simplify
artificial intelligence
calculation
application explore
reality
network
revolution
mobile
Learning tips
Tip 1 Learn words of the same root
abacus
Who am I ?
Hi! I’m also small and you may find me in your school bag. I ’m a machine that can help you in maths.
calculator
Who am I
In the 1970s, I was born for helping people in their work. I have a CPU, a mouse and a keyboard .
8. The application of computers in our English teaching also makes our class much more interesting .
application--some practical use
The touch panel technology has a wide application in IT industry.
2.Abacus and calculators simplify our adding, multiplying (乘)the numbers in maths. The kids are just 5. They can’t understand what you are saying. Can you simplify your words?
computer
personal
Who am I
Unlike my elder brother--PC, I’m small enough for you to take me wherever you go.
laptop
Word-learning
abacus
calculator
1. They both can help us in calculation __
3.After calculators, we have computers that have artificial intelligence.
The British boy has been given a pair of artificial ears.
4.We are given an intelligence test. And Tom is said to have the highest IQ.
Unit 3 Computers
Period 2:
learning about language
Lead-in
Who am I ?
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. Who am I?
simple---(simplify )---( simply)
real---( reality )---( really )
( mobile )---mobility logic--( logical )—logically
A. the ability to learn and understand B. the knowledge a person has Who is the most intelligent student in our class?
5. The early computer was as large as a room and this reality worried the designers. In reality, people are becoming more and more dependent on computers.
application (n)----apply (v)
We can apply computers to our English teaching. 将……应用于……
What I have said only applies to some of you. 适用于 I’m continuing to apply for jobs. 申请