unit3Computers_Reading公开课
初中英语：Unit3 Computers Reading课件
Read for the meaning
1. Discuss the new words you have found in the text
2. Understand the whole text in groups
Find the phrases in the text.
1. 在20世纪40年代 1. in the 1940s
2. They can calculate at a faster speed than we can and almost never give wrong answers.
3. In addition, computers can do important jobs like operating railways and flying planes and spaceships.
4. They may be better than doctors at doing their job.
Fill in the blanks.
1. 万物生长靠太阳。
All living things __d_e_p_e_n_d__o_n__ the sun for
their growth.
2. 他现在不依靠他父母了。
Will we have nothing to do?
Will computers make our lives better?
Problem we We may have nothing to do.
may face
Read for the wholeapFra bibliotekearance
Uses in daily life
Computers
Relationship
Unit 3 Computers Warming up and Reading精品公开课课件
Warming up
What do you know about computers ?
camera
7
monitor
screen
3
host computer
4 6 1
keyboard
5
8
2
mouse
speaker
Wireless controller
Look at the following pictures and say their English names. calculator
Early days Name Function Poor A calculating _________ Simplify Develop machine difficult sums -ment An analytical ________ Think logically machine and produce an answer quickly A _________ universal Solve difficult mathematical machine ____________ Strong problems __________
Q2: What makes the computer totally
change his size?First tubes
Then transistors At last chips.
Q3: In how many ways do we say the computer changed? What are they? • smaller •Size:
Skimming
Competition (ASK and Answer)
Unit 3 Computers Reading 课件-人教必修2精品
I. Warming up
Look at the following pictures and say their English names.
calculator
abacus
Warming up
PC
huge computer
Warming up
PDA
laptop
Warming up
robot
What’s next?
Warming up
Discuss with your partner the following questions.
• What do these pictures have in common? • What do they tell you about the development
1. tubes 2. transistors 3. chips 4. network 5. World Wide Web
While-reading
Paragraph 3: Since the 1970s many new applications have been found for me.
1. communications 2. finance 3. trade 4. robots 5. mobile phones 6. medical operations 7. space rockets 8. providing a life of high quality
This passage is about _th_e_d_e_v_e_l_o_p_m_e_n_t_o_f_c_o_m__p_u_t_er_s_.
While-reading
人教版高中英语必修二Unit 3 computers reading 公开课课件
carry things
drone
work in wars
do space research
Homework
1. Finish exercise 1 on page 20
2. Find out some sentences of the passage you don’t understand. We will discuss it in next class.
Communication finance mobile phones Trade medical operation space rockets robots
What roles do computers play in the life of human beings?
They provide humans with a life of high quality.
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
Since the 1970s many new applications Para III: have been found out for me.
Can you find out the main idea of this passage?
A. The development of computers. B. A machine which is simple-minded. C. The development and the applications of computers. D. Computers may replace human beings.
Unit 3 Computers Reading 课件(共74张PPT)
Reading
目录
1 Lead-in Pre-Reading 2
3 While-Reading Post-Reading 4
5 Review
Part I Lead-in
Getting ready
Look at the cartoon and answer the questions.
B Before you read
Look at the pictures, the title and the sub-headings of the article on
page 35. Then tick (✓) the facts that the article probably talks about.
What will happen to us if computers can do all our jobs? Will we have nothing to do? Computers may change our lives, but will they make them better?
I. Read the first part of the article and complete the table
×
Part III While-Reading
Read the text and answer the questions
Computer
Smaller and better In the 1940s, the first computers were bigger than cars. Now computers are becoming smaller and better. Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共25张P
Homework
1. Read the passage fluently after class; 2. Finish <名校学案> reading.
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?
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.
Mobile/cell phone
I am an electronic machine that can store, organize and find information, do calculations and control other machines. My nickname is “PC”.
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.
高中英语Unit 3 computers-reading名师公开课市级获奖课件(人教版必修二;16张)
Careful reading
Timeline
1642: A __________________________ calculating machine was _______________________________ used in France. ____: the Analytical Machine was 1822 Made by Charles Babbage. Alan Turing wrote a book to 1936:___________________________ describe how computers could _______________________________ be made to work. _______________________________ 1960s:__________________________ Computers have new _______________________________ transistors and became _______________________________ smaller.
Unit 3 Computers
Period 3 Reading and comprehending
Aims:
1.Emotion, attitude and values: 1). To help students learn to read an introduction about computer 2).To help students better understand “the computer science” 3).To help students learn to use some important words and expressions 2. Knowledge aims 1). Main words and expressions. simplify sum ; operator; logically ;technological ; artificial; intelligence; personal; tube; network; web; mobile; rokets ;finance 2). Practice different reading skills, such as skimming, scanning, intensive reading, extensive reading, etc.
unit3Computers-Reading公开课(共23张)
_st_ro_n_g_
a2.u_n_iv_e_rs_a_l machine solve difficult3. _m_a_th_e_m_a_ti_c_al
problems
network times (the 2nd and 3rd para) large
1822
The __a_n_a_l_y_t_ic_aml achine was made by Charles
Babbage.
1936 Alan Turing _w__r_ot_e_a_b_o_ok__to__de_s_c_r_ib_e___ how
computers could be made to work．
Do you know who I am?
abacus
第4页，共23页。
I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems.
2. play games on the computer
3. send emails to friends
4. download music and films
5. go shopping on line 6. use QQ to make friends
7. communicate with others
Do you know who I am?
notebook computer/ laptop
第6页，共23页。
shapes
(完整word版)必修二Unit3Computersreading公开课教案
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最后最您生活愉快 ~O(∩_∩)O ~Unit 3 ComputersPeriod 1 ReadingI.Teaching aims1. Knowledge aims(1)Get the students to learn the useful and expressions in this part.(2)Let students to learn about history and basic knowledge of computers.2. Ability aimDevelop students' reading abilities and let them learn different reading skills.3. Emotional aimArouse students' great interest in learning computers and let them learn to use the computers in their daily lives.II.Teaching difficult and important points1.Let the students learn more about history and basic knowledge of computers.2.Get the students to learn different reading skills.III.Teaching methods1.Task-based teaching and learning2.Cooperative learning3.DiscussionIV. Teaching proceduresStep1.Lead-in and warming upShow the students some pictures of Steve Jobs and let them guess who he is. After showing the third picture, they may get the right answer. Then let them focus on the tablet in his hands and ask them what kind of computers it is. Then show them a short video about the history of Apple’s computers and ask them how many different kinds of computers they can see.At last, show them some kinds of computers.T: Do you want to know more about computers?Step2.SkimmingRead the whole passage as fast as you can.Try to get the main idea of thispassage.A. The computer wants to find “who he is”.B. The function (功能) of the computer.C. The computer becomes popular around the world.D. The history and the applications of the computer.Find out the topic sentence of each paragraph and underline them.Step3. Careful-reading Para 1ScanningLet the students read this paragraph carefully and try to finish the following char.T: How could these changes become possible?Step4. Careful-reading Para 2Let the students read paragraph 2 quickly and find the answer to this question. After check the answer, give them one minute to find the five different ways of memory for computers in different periods of time.Step5. Careful-reading Para 3Since the memory of computers has been improved greatly, will them become more powerful and can be used in more fields?Now read the last paragraph and find out the new applications of computers. Step6. Further Reading1.The passage is written by_______ order?2. What is the most used rhetoric (修辞法) in this passage?A. simile（明喻）B. personification (拟人)C. metaphor (暗喻)3. In what ways have computer been changed?Ask some students to summarize. If they have any difficulty, give them some hints.Step7. Activity: Be the next Jobs!We have learned the history of computers and seen the great development of computers. What will the computers be like in the future? Do you want to design your computers as Jobs did? Now try to design your computers.For example:This is the new computer designed by our company.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 … (Price)Give the students five minutes to prepare and invite some of them to show their ideas.Step8. Homework1. Try to retell the history of computers.2. Read the passage carefully and underline the difficult sentences.结尾处，小编送给大家一段话。
沪教英语八上《Unit3Computers1Reading》[朱老师]【市一等奖】优质课
![沪教英语八上《Unit3Computers1Reading》[朱老师]【市一等奖】优质课](https://img.taocdn.com/s3/m/d9f22ffc650e52ea54189890.png)
教学目标1、通过阅读一篇与电脑有关的说明文,初步了解文章内容,了解电脑和网络的神奇之处。
2、培养学生读前预测技能,以及通过寻读了解文章细节、略读了解文章结构的技能。
3、通过思维导图和图表理清文章结构和细节,归纳文章主要信息。
4、在话题辩论中深入理解人与电脑之间的关系。
2学情分析电脑这个话题学生很熟悉并且非常感兴趣的,因此比较容易唤起学生的兴趣。
只是,学生对电脑的历史和功能认识得比较少,对于利与弊了解得比片面。
因此,在对电脑历史和功能的介绍部分做好铺垫后,让学生针对电脑是好还是坏进行了辩论活动,让学生在理解课文的基础上进行口语输出,进一步加深对本话题的认识。
3重点难点1 通过思维导图和图表理清文章结构和细节,归纳文章主要信息。
2 让学生在理解课文的基础上进行关于电脑好与坏的辩论活动。
4教学过程4.1 第一学时4.1.1教学活动活动1【导入】Warming up1 Play a guessing game to make students learn about the topic of computer.2 Ask question:" What can we use a computer to do? " to lead in the functions ofa computer.活动2【讲授】Pre－reading1 Introduce the history and the parts of computer.2 Finish "Before you read "on Page 34 and lead the students to learn somethingabout "Subheading".活动3【讲授】While－reading1 Ask Ss three questions about the whole article to get a general understanding ofit.2 Read the first part of the article, and finish a form to get the detail and structureunderstanding of the first paragraph.3 Read the second part,and finish a mind map to list the functions of a computer.4 Read the third part, and finish a form to get a strcuture understanding of theparagraph.活动4【活动】Post－reading1 Divide the students into two groups to have a debate,the topic is :"Is the computer good or bad?"2 Summary.3 Homework.活动5【练习】学案本课阅读过程所用的学案活动6【测试】达标测评测评学生对本节课的内容掌握程度。
必修二unit3 computers reading阅读优质课课件
From the above form, we can know that the text is written in time an order of ________ find more information about the development of computers. Fill in the blanks.
analytical machine universal machine
calculating machine
Network BASIC Internet
PC( desktop/ notebook ) serve the human race
artificial intelligence
Goal?
Read the passage and choose the best answers. 1.What can we learn from the text? D A Computer has a short history. B No one knows computer when the first computer was made. C Computers are not widely used even today. D Computers are widely used. 2. Who was the computer’s real father? A Alan Turning B Not mentioned in the text. A C Bill Gates D Charles Babbage 3 .The computer almost changed completely _______. A in 1642 B in 1882 C in the 1960s D in the 1970s C
Unit3Computersreading课件-高中英语人教新课标必修二
think l_o_g_i_ca_l_ly__.It was considered as a
_te_ch_n_o_lo_g_ic_al_____
revolution and start of his a_r_t_if_ic_i_a_l _intelligence. By the 1940s he grew as large as a room, This r_e_a_li_ty__worried his designers.
8
As time __w__e_n_t_ by, he was made smaller. First as a
_p_e_r_so_n__al_computer (PC), then a laptop. With time going by, his memory improved too. As a result he _t_o_ta_l_ly_ changed his shape. Over time his memory became __so___ large _th_a_t__ even he himself couldn’t believe it! Since the 1970s many newa_p_p_li_c_a_ti_o_n_shave been found for him. He has even been put into_r_o_c_k_e_ts__and sent to e_x_p_l_o_re_____the Moon and Mars. Anyhow he knows his _g_o_a_l___ is to provide humans with a life of high quality.
8A Unit 3 Computers Reading 课件
Thank you!
have a rest every hour
use it when nescessary
make a plan of time
...
How to use computers in a wise way?
parts of a computer
main unit
speaker
keyboard
we will be lazier and lazier
If we use smart phones
too much
we will be controlled by smart phones
we will have less time to communicate with others
Every coin has two sides.
convenient harmful
necessary
have bad effect on useful be bad for
Because using smart phones can help us ...
Because if we use smart phones too much, ...
go shopping online
We should use smart phones in a wise way.
Your Ideas Matter!
Q:How to use smart phones in
a wise way? 15
Homework
1.read the text fluently to your partner; 2.write an article about using smart phones;
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Do you know who I am?
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?
wrote__ a book ___ ____ to describe ________ how 1936 Alan Turing ____
1940s Computers had _____ grown ___ as large ______ as__ a room.
1960s
1970s
A family of computers was connected by a network.
early days(the first paragraph)
Name a caculating machine a Function(功能) simplify difficult sums strong _____
poor
analytical machine ________ think logically a2.universal ______ machine solve difficult3. _________ mathematical
What are the advantages and disadvantages of the computers? In my opinion,I can use the computer to….
We can use the computer to…….
Watch movies
listen to music search for …
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.
communicate with…
do shopping
Advantages
We can use the compuers to… 1. use a computer for school work 2. play games on the computer 3. send emails to friends 4. download music and films 5. go shopping on line 6. use QQ to make friends 7. communicate with others
keyboard mouse
main unit
What’s next?
work for us in Mars(火星)
carry things
work in wars (战斗)
仿真机器人
entertainment
娱乐 What do you think will be the next development?
Read the passage and choose the best answers.
1.What can we learn from the text? A Computer has a short history. B No one knows computer when the first computer was made. C Computers are not widely used even today. D D Computers are widely used. 2. Who was the computer’s real father? A A Alan Turning B Not mentioned in the text. C Bill Gates D Charles Babbage 3 .The computer almost changed completely _______. A in 1642 B in 1882 C C in the 1960s D in the 1970spassage fluently. 2. Do Ex on period 2. 3. Retell the passage .
http://www.99dyw.co/ 九九电影网 / 九九电影网 九九电影网 www.youhuijuan.co 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014 天堂网2014
_____
narrow wide _____
small
____; trade robots; mobile phones; medical operations space have been found 8.______________;
in many fields(领 域). rockets
Discussion
Reading
Guess!
A handbag?
A toy?
Guess more:
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.
Reading
I.Scanning(略读)
Fast-reading
a computer 1.In the passage, “I” refers to _________. 2.the topic sentence of each paragraph. Paragraph I: Over time I have been changed quite a lot. paragraphII: These changes only became possible as my memory improved. paragraphIII: Since the 1970s many new applications have been found for me. So the whole passage is mainly about: the development of computers. _________________________________.
Do you know who I am? notebook computer/ laptop
What do you know about computers?
shapes
sizes
colors
kinds
parts
Do you know them?
CD-ROMs
drives
monitor
speakers
1642
began as a calculating The computer _____ ___ ___ _______ machine．
1822
analytical machine was made by The _________ Charles Babbage. computers could be made to work．
calculator
I can be used for calculating. Besides, I can also be used for watching DVD, sending e-mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you.
network times (the
tubes
2nd
problems and 3rd para)
large
my memory
since the 1970s applications 5___________
transistors 4._________ Small chips communication finance;7. 6.___________;
First as _ a ____and PC then as ___ a laptop __ ___ computers were used in offices and homes. now Computers connect people all over the world together.