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新人教版高中英语必修2《Unit3Computers》课件

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高中英语 Unit 3 Computers课件 新人教版必修2

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!

高中英语人教版必修2课件：Unit 3 Computers

高中英语人教版必修2课件：Unit 3 Computers

Well, in general, WWW stand for “World Wide Web”. Most people confuse the Internet with the World Wide Web. However, there is a difference. The Internet is made up of thousands of computers that are connected worldwide. WWW or World Wide Web, is what your computer uses to check out the Internet. For example, your computer uses browsers, such as Internet Explorer or Netscape (网景浏览器) to let you see and hear all the cool pictures, information, music and sounds on the Internet.
1．confuse vt. 2．connect vt. 3．browser n. 4．surf vt. 5．modem n. 6．graphics n.
使混乱；使困惑 连接；联合；关联 (电脑)浏览器 在……上冲浪 调制解调器 绘画；图像
1．What difference is there between the Internet and WWW? ________________________________________________________________ 2．What do you need if you surf the World Wide Web? ________________________________________________________________ 【答案】 1.The Internet is made up of thousands of computers that are connected worldwide；WWW is what your computer uses to check out the Internet. 2．You need to have a computer with a modem and a browser.Besides，you need to have an Internet Service Provider.

新人教版高中英语必修二Unit_3_Computers-整单元课件精品ppt课件

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 Unit 3 Computers课件 新人教版必修2

高中英语 Unit 3 Computers课件 新人教版必修2

R1:Where were you in 1642?
C: … C: …
1. Where were you in 1642?
2. What happened to you in 1822? R2: What happened to you in 1822?
3. What were you called in 1936? 4. What did you look like in 1940s?
Welcome to our easy English class
An abacus
A huge computer
A calculator
A laptop
A PC
If I were a maths teacher, which would help me most? Why?
I
think …because… I believe that… In my opinion, …


calculating machine
tubes transistors

Supporting details
analytical machine universal machine

communication finance trade robots …

PC laptop
A huge computer is the first electronic counting machine in Europe. It was built to solve some mathematical problems.But it was too big.
A PC is a personal computer which can solve all kinds of problems and is used widely now.

高中英语Unit 3 Computers33课件 新人教版必修2

高中英语Unit 3 Computers33课件 新人教版必修2

We needs words or expressions to describe it
A Competition :
How many words or expressions do you already know about a puter ?
Every student has two minutes to write down on a piece of paper . Your work will be marked according to the number of words . Each word will get 10 marks . Each expression will get 15 marks . Each sentence will get 20 marks .
1
2
play guitar, strong, happy
3
4 arms, intelligent
4
sing, make up, fly… 5 arms, work hard, help
Evaluation work : 1. Does the paragraph have more than 20 words ? 2. If the verb es ofter a third person ( he/ she 3. it ), does the verb have –s or –es after it ? 4. 3. Are all the sentences about the appearance 5. or function of an android ? 6. 4. Grade it with A . B . ( If all the above are

高中英语人教版必修2 Unit 3 Computers 课件

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

最新新人教版必修二-Unit3-Computers教学讲义PPT

最新新人教版必修二-Unit3-Computers教学讲义PPT

4. What does Andy serve as on the football team?
He serves as a striker.
5. Who is Andy’s coach? His programmer.
Read the text again to find out the following phrases.
type kind, sort n. 种类/类型
a different type of bicycle， John is a fine type of school boy.
2)cheat sb (out) of sth. 骗取某人某物 The prince cheated the princess (out) of her castle.
I think we can work together to create an even better system.
even 可以用来修饰形容词的比较级
3. In the game, I need to speak to my
teammates in English. F
4. Our team won the match last year in
Seattle. F 5. I disagreed to the result of the match.T
2. Where did Andy first compete ?
3. What does Andy’s programmer programs him with?
4. What does Andy serve as on the football team?
5. Who is Andy’s coach?

人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共32张PPT)

人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共32张PPT)
True or False 1. My real father was Charles Babbage,
who wrote a book and built me in 1936. 2. After I got my new transistors in the
1960s, I became smaller but cleverer and quicker. 3. I was brought into people’s homes in the 1970s. 4. Since my birth I have been built to take the place of the human race.
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.
Scanning

人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共32张PPT)

人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共32张PPT)

Homework
1. Read the text after class and look for more information about the development of the computer and its applications.
laptop
I am so small in size that I can fit in your hand. I usually have a small screen usually bigger than a digital phone, however smaller than the smallest laptop, I’m a great way to store telephone numbers, access the internet, make calculations, and so on. Do you know who I am?
_a_n_a_ly_t_i_ca_l_ m__a_c_h_i_n_e_. Then in 1936 Alan Turing wrote a book and built a _u_n_i_v_e_rs_a_l _m_a_c_h_i_n_e_. As the years have gone by, I have been made _sm__a_l_le_r_ and _s_m__a_ll_e_r_ but I became __cl_e_v_e_r_e_r_ and _q_u__ic_k_e_r__.
True or False 1. My real father was Charles Babbage,
who wrote a book and built me in 1936. 2. After I got my new transistors in the

高中英语人教版必修二《Unit3 Computers》课件

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

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.

人教版高一英语必修二课件：Unit3Computers (共77张PPT)

人教版高一英语必修二课件：Unit3Computers (共77张PPT)

6．_c_a_lc_u_l_a_te_ vt. 计算 _c_a_lc_u_l_a_ti_o_n_ n. 计算；估计；推测 _c_a_l_c_u_la_t_o_r_ n. 计算器 7．__s_i_m_p_l_if_y_ vt. 简化 _s_i_m_p__le_ adj. 单纯的；易懂的；朴素的 _s_i_m_p__ly_ adv. 简单地；朴素地；仅仅
appearance 11．_a_p_p_e_a_r_____ n. 外观；外貌；出现
te_c_h_n_o_l_o_g_y_ vi. 出现 12．te_c_h_n_o_l_o_g_ic_a_ln. 工艺；科技；技术
c_h_a_r_a_c_te_r_____ adj. 科技的 13．c_h_a_r_a_ct_e_r_is_t_icn. 特点；性格
logical 19．lo_g_i_c_a_ll_y__ adj. 合逻辑的；合情理的
u_n_iv_e_r_s_a_l_ adv. 逻辑上；合逻辑地 u2n0i．ve_r_s_e_____ adj. 普遍的；通用的；宇宙的 ____a_r_t_i_fi_cianl. 宇宙 21．a_n_y_h_o_w____ adj. 人造的；假的 22．________ adv. 无论如何；即使如此
5．He has thought of a way of solving the problem.
→_________________________________________ ______A__w_a．y of solving the problem has been thought of
2.signal vi & vt.发信号 n．信号 [教材原句] For example，I have learned to signal to my teammates in computer language to give me the ball when I am open and have a good shot for a goal. 例如，当我启动的时候，我可以用计算机语言向队友 示意把球传给我，这样可以有一个漂亮的射门。

新人教版高中英语必修二《Unit 3 Computers》精品

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.
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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.
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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《Unit 3 Computers》 Reading 课件

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

高中英语unit 3 computers课件新人教版必修2

高中英语unit 3 computers课件新人教版必修2

A. Since the 1970s people have discovered new use for me.
B. Since the 1970s people have found me many new rules.
Listening
I have been changed quite a lot over time. I began as a calculating machine in 1642 in France. In 1822 I was built _______ ________ analytical ______. machine Then in 1936 Alan Turing wrote a as an _______ universal ______. machine As time went by, I was book and built a _______ made smaller. Since the 1970s, I have been used in offices laptop and homes, first as a ___ PC and then as a _______. These changes only became possible as my memory tubes then on transistors improved. First it was stored in ____, _______ chips In the 1960s they gave me and later on very small ____. network Now people call it the a family connected by a _______. World _____ Wide Web _____ ____ or the Internet. Many new applications have also been found for me. I have been widely applied in communication ___________, finance, trade ____, mobile phones operations and _____ space robots, _____ _____, medical ________ rockets happiness that I am a ______. I am now filled with ________ friend and helper of humans.
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① The door won’t open anyhow. ② Anyhow, it is worth trying. 归纳:anyhow = anyway意思是① 无论如何② 不管怎样
运 用
② 结果，一些学生在考试中失败。不管怎样，他们 没有灰心（放弃）。（译）
As a result, some students failed in the exam. Anyhow, they didn’t lose heart/give up.
① This novel is written from personal experience. ② Those are my personal letters.you have no right to read them ③ The host gives us a warm personal welcome. 归纳：personal adj.①个人的 ② 私人的 ③ 亲自的 personally adv. ① Personally, I am against his plan. ② The host welcomed his guests personally. 归纳：personally① 就个人而言 ②亲自地
7. goal
8. application
2). Fill in the blanks according to the text. In 1642, the computer began as a ①calculating (计算) machine,which could ② simplify (简化)difficult sums. It could think ③ logically. From 1936 on, the computer could be made to ④ solve any difficult mathematical problom. ⑤ As time went by, ⑥technological(技术) revolution made the computer change a lot. The memory of computers developed so much ⑦ that computers could deal with many probloms. Nowadays computers have been put into space to ⑧ explore the space. Anyhow, the computer’s ⑨ goal is to provide ⑩ human race with happiness.
Ⅱ.Language learning & using
1. personal adj.
【原句再现】First as a PC（personal computer）and then as a laptop,
I have been used in offices and homes since the 1970s.
Teaching procedures
Ⅰ.Revision
1). Match the words with the correct meanings. 1. network 2. simplify 3. solve 4. explore 5. totally 6. anyhow A. to work out the anwer to a problem B. the practical use of sth ,especially a theory or a discovery C. completely D. anyway E. to make things easier F. to travel around an area to find out sth about it G. connected computer system H. sth that you hope to achieve
即学活用
A. 用as a result或as a result of 填空。 ① As a result of (由于)exercise,he has built up his health. ② He ge missed the early bus.
B. 请用as a result表述图片内容。
He spent too much time in surfing the Internet. As a result, he fell asleep in class.
3. anyhow adv.
【原句再现】Anyhow, my goal is to provide humans with a life of high quality.
Unit 3
Computers
Language learning & using
Learning goals 1. Master the usages of key words & phrases. 2. Learn to use them. 3. Develop the spirit of teamwork. Important points as a result, with the help of, in a way, deal with, so…that…
2. as a result
【原句再现】As a result I totally changed my shape.
① It doesn't often rain in summer. As a result,we have to water the garden. ② As a result of the accident, he became lame(跛). 归纳：as a result意思是 结果 ，只能单独用； as a result of= because of , 意思是 因为，由于 。