人教版必修2 unit3 Computers P2 Reading 共47张

1、Before the class,You are supposed to be engaged in,the material and in whatever it is,that we are discussing in class, not,necessarily thinking about getting,down every word that I say,Id like you to take active notes,rather than passive notes. Write,down what can make you feel or,learn something,Be

2、tter attention, better,understanding of the material if,you are actively engaged,Better attention, better understanding of,the material if you are actively engaged,You are supposed to be engaged in the,material and in whatever it is that we are,discussing in class, not necessarily thinking,about get

3、ting down every word that I say,Id like you to take active notes rather,than passive notes. Write down what can,make you feel or learn something,Unit 3,Computers,Read the,explanation and,speak out the word,it explains,to make sth. less complicated and therefore,easier to do or understand,vt,简化,simpl

4、ify,the whole number or amount when two or,more numbers or amounts have been added,together; a calculation, esp. a simple one,using such processes as adding, subtracting,multiplying or dividing; an amount of,money,n,总数；算术题；金额,sum,n,电脑）操作员；接线员,operator,someone whose job is to use and control a,machin

5、e or vehicle; a person who helps to,connect people on a telephone system,adj,合逻辑的；合情理的,logical,adv,逻辑上；合逻辑地；有条理地,logically,using reason,the adverbial form of logical,n,工艺；科技；技术,technology,the study and knowledge of) the practical,esp. industrial, use of scientific discoveries,adj,科技的,technological,r

6、elating to, or involving, technology,n,革命,revolution,adj,人造的；假的,artificial,a change in the way a country is governed,usually to a different political system and,often using violence or war,made by people, often as a copy of sth,natural,adj,智能的；聪明的,intelligent,vt,解决；解答,solve,n,真实；事实；现实,reality,showin

7、g intelligence, or able to learn and,understand things easily,to find an answer to a problem,the state of things as they are, rather than,as they are imagined to be; a fact,n,智力；聪明；智能,intelligence,the ability to learn, understand and make,judgments or have opinions that are based,on reason,adj,私人的；个

8、人的；亲自的,personal,private or relating to someones private life,relating to your body or appearance; a,personal action is one which is done by,someone directly rather than getting,another person to do it,adv,就个人而言；亲自,personally,used when you give your opinion; done by,you and not by someone else,n,管；管子

9、；电子管,tube,adj,总的；整个的,total,n,总数；合计,a long hollow cylinder made from plastic,metal, rubber or glass, esp. used for moving,or containing liquids or gases,including everything,the amount you get when several smaller,amounts are added together,adv,完全地；整个地,totally,completely,n,网络；网状物,network,n,网,web,a la

10、rge system consisting of many similar,parts that are connected together to allow,movement or communication between or,along the parts or between the parts and a,control centre,a fixed net used to catch insects, which is,made by a spider from the sticky thread,that its body produces,n,应用；用途；申请,applic

11、ation,n,金融；财经,finance,n,可移动的；机动的,mobile,a way in which sth. can be used for a,particular purpose; an official request for,sth., usually in writing,the management of) a supply of money,able to move freely or be easily moved,a large cylindrical object which moves,very fast by forcing out burning gases

12、, and,which is used for space travel or as a,weapon,vt. to,think or talk about sth. in order to find,out more about it,n,火箭,rocket,adv,无论如何；即使如此,anyhow/anyway,whatever else is happening; not considering,other things,n,目标；目的；球门,进球,得分,goal,n,幸福；快乐,happiness,an aim or purpose; an area on a playing,fiel

13、d, that usually has two posts with a net,fixed behind them, where players try to,send the ball in order to score in sports,such as football and hockey; a point scored,in some sports, such as football or hockey,when a player gets the ball into this area,the feeling of being happy,from on,as a result,

14、so that,human race,从,到,如此,以致于,人类,从,时起,结果,Match,WHO AM I,Reading,1. To summarize and remember the,main idea of the passage,2. To speak out the detailed information,of the passage,3. To know more about the development of,computers,4. To learn some useful words, expressions,and patterns in the passage,

15、Objectives,Words,simplify, sum, solve, reality, finance,explore, anyhow, goal,Expressions,from on, as a result, so that,Patterns,At that time,I wonder if,As time went by,Skimming for,general idea,1. Who is the speaker in this story,2. Whats the main idea of this passage,A. The development of compute

16、rs,B. The development and use of computers,C. A machine which is simple-minded,D. Computers may replace human beings,A computer,Reading Comprehension I,Skimming,Scanning for,specific information,Look at these inventions. Can you put,them in an order according to the time,when they appeared,) analyti

17、cal machine ( ) laptop,) calculating machine,) robot,) PC,) universal machine,1,2,3,4,5,6,Reading Comprehension II,Scanning,1. My real father was Charles Babbage,who wrote a book and built me in 1936,2. I began as a calculating machine,in Japan in 1642,3. After 1936, I grew rapidly both in size,and

18、in brainpower,4. As time went by, I was made bigger,Reading Comprehension III,Scanning,1. When was the “universal machine” built,A. In 1822. B. In 1642,C. In 1936. D. In 1970,2. When was the computer the biggest,A. In 1642. B. In 1936,C. In the 1940s. D. In the 1970s,Reading Comprehension IV,Scannin

19、g,3. Which of the following is in the right,order of time,a. The computer was connected with,other computers,b. Alan Turing wrote a book about the,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

20、. c. b. D. d. b. a. c,1642,1822,The analytical machine was made by,Charles Babbage,The computer began as a,calculating machine,1936,The computer grew rapidly both in,size and in brainpower,Finish the table below,Reading Comprehension V,Scanning,1940s,The first family of computers was,connected to ea

21、ch other,1970s,Now,1960s,Computers were used in offices,and homes,Computers connect people all over,the world together,The computer had grown as large,as a room,Complete the chart below,Para,graph 1,Para,graph 2,Para,graph 3,Topic,sentence,Supporting,details,tubes,communica,tions,finance,Reading Com

22、prehension VI,Scanning,Paragraph 1,Topic,sentence,Over time I have been,changed quite a lot,Supporting,details,1 calculating machine,2 analytical machine,3 universal machine,4 PC,5 laptop,Paragraph 2,Topic,sentence,These changes only,became possible as my,memory improved,Supporting,details,1 tubes,2

23、 transistors,3 chips,4 network,5 World Wide Web,Paragraph 3,Topic,sentence,Since the 1970s many new,applications have been found,for me,Supporting,details,1 communications,2 finance 3 trade,4 robots 5 mobile phones,6 medical operations,7 space rockets,8 providing a life of high,quality,Discuss these

24、,questions in groups,Group Work,Brainstorm a list of things that,you, your school and your family,use computers for,Think about what you would,have to do if you could not use,computers any more,Discussion,List of use of,computers,What people did before,computers,email,write letters,word,processing,w

25、rite by hand or typewriter,search for,information,look in encyclopedia,library, etc,watch DVDs,go to the cinema,store,information,write everything down into,files and folders,palmtop,smaller desktop,convenient laptop,What are todays smaller computers like,iPad,virtual keyboard,虚拟键盘,1. What can we do

26、 by computer in the,future,2. What can the future computer be like,You are given a chance to design,a computer for yourself. Draw,a picture about it and describe,what functions it has,You will be asked to introduce,your computer. (appearance ,functions,Debate,What are advantages and,disadvantages of

27、 computers,1. Each side has four students,debaters,2. The first student states your,viewpoint,3. Then move onto the free talk part,4. The last student concludes your,opinion with some sentences,Rules for debating,Individual activity,I began as a _ _ in,France in 1642. In 1822 I was built as an,_ _.

28、Then in 1936 Alan,Turing wrote a book and built a _,_. As the years have gone by, I,have been made _ and _,but I became _ and _,calculating machine,analytical machine,machine,universal,smaller,smaller,cleverer,quicker,I. Retell the text by filling in,the blanks,In the early _ they gave me a,family c

29、onnected by a _. Now,people call it the _. I have been,used in _ and _ since the,1970s. So I became PC. Since my _,I have truly been built to serve the,_ _,network,1960s,Internet,human,race,offices,homes,birth,II. Task-based reading,注,另附,word,文档,点击此处链接,Read the passage and complete,its summary,A 15-year-old UK student Rebecca,Rickwood won (1) _ to,find the best user of Microsofts spread,sheets software, Excel 2007. Competitors,were re