河南省長(zhǎng)垣縣第十中學(xué)高中英語(yǔ) Unit 3 Computers Warming up and Reading課件 新人教版必修3

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1、 Unit 3 Computers Period 1 Warming up1._ 1._ vtvt. . 計(jì)算計(jì)算 2._ 2._ vtvt. . 簡(jiǎn)化簡(jiǎn)化3._ 3._ n. n. 接線員接線員 4._ 4._ advadv. . 合邏輯的合邏輯的5._ 5._ n n. . 科技科技 6._ 6._ n n. . 革命革命7._ n7._ n. . 真實(shí)；事實(shí)；現(xiàn)實(shí)真實(shí)；事實(shí)；現(xiàn)實(shí) 8._ 8._ vtvt. . 解決解決 9._ 9._ advadv. . 親自；就個(gè)人而言親自；就個(gè)人而言10._ n. 10._ n. 總數(shù)；算術(shù)題；金額總數(shù)；算術(shù)題；金額 11._ 11._ 從從.時(shí)起

2、時(shí)起personally calculatesimplify operatorlogicaltechnologyrevolutionreality solvesumfrom.onNew word and expressions What can computers be used for? I think that In my opinion I believe that Whats your reason? Why do you think so?DiscussionHeavy!Difficult! Hard!Tired!1. Easy!2. Fast!3. Free!I USE THE C

3、OMPUTER OR INTERNET TO:1. type my homework.2. draw pictures.3. play games.4. communicate with my friends.5. gather related information for my lessons.6. buy the things I like, eg books and clothes.7. listen to music.8. watch movies.Look at the pictures and discuss what they have in common.an abacusa

4、 calculatora desktopa notebook computera laptopdigital cameras a robot仿真機(jī)器人entertainment 娛樂(lè)娛樂(lè)What do you think will be the next development?work for us in Mars(火星火星)Whats next?carry thingswork in wars (戰(zhàn)斗戰(zhàn)斗)keyboardmousemonitorscreenspeaker host computercameraCD - DVD-ROM-DVD RWCRT monitorLCD monito

5、rCPUhard discchips/motherboardsome hardware:使用陰極射線管(Cathode Ray Tube)的顯示器 Liquid Crystal Display keyboardmousemodemscannerprinterspeakerfloppy disc/diskUSB flash discCD/VCD/DVDMP3 playerMP4 playerMemory:(存儲(chǔ)器)移動(dòng)硬盤移動(dòng)硬盤USBFlash disc 1 TB 固態(tài)硬盤固態(tài)硬盤1 T硬盤硬盤Hard disc:Core 2 Duo 酷?？犷? : 4核核龍芯龍芯8核核cpu:other u

6、seful words and expressions about computer:Network網(wǎng)絡(luò)網(wǎng)絡(luò) Virus病毒病毒Download 下載下載Upload 上傳上傳Program程序程序Website網(wǎng)站網(wǎng)站Hacker 黑客黑客Home page 主頁(yè)主頁(yè)P(yáng)assword密碼密碼Desk top 桌面桌面User name 用戶名用戶名Click 點(diǎn)擊點(diǎn)擊Software 軟件軟件Hardware 硬件硬件Home page 主頁(yè)主頁(yè)主機(jī)主機(jī)顯示屏顯示屏芯片芯片軟盤軟盤調(diào)制解調(diào)器調(diào)制解調(diào)器打印機(jī)打印機(jī)掃描機(jī)掃描機(jī)hostscreenchipsfloppy-discmodempri

7、nterscannerother useful words and expressions about computer:Chat rooms ,net bar, chat bar On-line friendsBe on-line, on the internetDown-load files Send and receive e-mailWeb fans Internet sites E-mail boxElectronic mail Local Area NetworkLog inLog outnetisen 網(wǎng)吧網(wǎng)友上網(wǎng)，在線下載文件收發(fā)郵件網(wǎng)迷網(wǎng)址電子郵件電子郵件箱局域網(wǎng)登陸注銷網(wǎng)民

8、HomeworkReading: Who am I?Skimming: Read and answer these questions:2. Who was the first person to invent the earliest computer? 3. Who was the next important person to design computers? Charles BabbageAlan Turing1. Who am I?A computer.1642: 1822: 1936: 1940s:1960s: 1970s: Now: Scanning:The computer

9、 began as a calculating machine. the Analytical Machine was built by Charles Babbage.The computer grew rapidly both in size and in brainpower.Computer had grown as large as a room.Computers were used in officers and homes.Computers connect people all over the world together.the first family of compu

10、ters was connected to each other The development of computers:Calculating machineAnalytical machineUniversal machineArtificial intelligenceComputerInternet計(jì)算器計(jì)算器分析機(jī)分析機(jī)萬(wàn)能機(jī)萬(wàn)能機(jī),通用機(jī)器通用機(jī)器人工智能人工智能the second generation (1956-1963)the third generation (1964-1971)the fourth generation (1971- )The first gener

11、ation (1945-1956)Develop-mentEarly daysNameFunctionPoorStrongA _ machineSimplify difficult sumsAn _ machineThink logically and produce an answer quicklyA _ machineSolve difficult _calculatinganalytical universal mathematical problemsDevelop-mentNetwork times_ stored inTubesLargeSmall_Small chips _Na

12、rrow WideFinance_RobotsMobile phones_Space rocketsMedical operations MemoryTransistorsApplications CommunicationTradeIntensive reading: Underline the phrases &sentences that you think are importantStar sentences:P1 L2 I _instructions from cards with holes.P1 5 Earlier I was not very big, but then I

13、became _ .P1 L6 However, people thought I was _ until they _ I had “artificial intelligence.”我執(zhí)行穿孔卡的指令我執(zhí)行穿孔卡的指令早些時(shí)候我并不是很大，但是后來(lái)我變得非常大早些時(shí)候我并不是很大，但是后來(lái)我變得非常大可是，人們認(rèn)為我頭腦簡(jiǎn)單，可是，人們認(rèn)為我頭腦簡(jiǎn)單， 直到發(fā)現(xiàn)我有人工智能時(shí)，直到發(fā)現(xiàn)我有人工智能時(shí)，他們才不那么想了。他們才不那么想了。followedhugesimple-mindeddiscoveredP1 L8 As the years have _, I have been made

14、 smaller and smaller.P2 L1 There were _ when my size was _changed.P2 L3 But I was always so lonely _ there by myself, until in the early 1960s,they gave me a family _ by a network.隨著歲月的流逝，隨著歲月的流逝， 我被做得越來(lái)越小了我被做得越來(lái)越小了.有段時(shí)期我的體積完全變了有段時(shí)期我的體積完全變了但是我總是孤孤單單地站在那里，直到但是我總是孤孤單單地站在那里，直到60年代初，年代初， 人們才人們才給了我一個(gè)用網(wǎng)絡(luò)連

15、接的家庭。給了我一個(gè)用網(wǎng)絡(luò)連接的家庭。gone bytimestotally standingconnectedThe summary about the text The computer began only as a calculating machine in 1642, then in 1822, it was built as an Analytical Machine by Charles Babbage . At the year of 1936, Alan Turing wrote a book to describe how computers could be made

16、to work, and build a “universal machine “ to solve mathematical problem. With the development of information technology, in the 1960s, computers had new transistors and became smaller and smaller, then were connected to each other by the internet. As the years had gone by, computers were brought int

17、o peoples homes. Now computers have become the most important tools to connect people all over the world together. I was born in_in France. In_, I was built as an_,following instructions from cards with holes. In_, my real father, Alan Turing, described how computers could be made to work in a book

18、and solved any mathematic problem by_ a _machine. People were surprised at my artificial_ . At first, I was the size of a large room. As times has gone by, I have been made smaller and smaller. In the_, I got new transistors. My memory became_ and_, but I got _and_, quicker and quicker. 16421822Anal

19、ytical Machine1936buildinguniversalintelligence1960slargerlargerclevererclevererI could share information with others and talk to each other by a net. It was in the_ that my family and I have been used by billions of people. I am happy that I have truly been built to serve _ _since my birth. 1970s h

20、umane raceAdvantages and disadvantages of the computers. Discussion Discussion zX.x.K advantages we cancommunicate with friends listen to the music see films & watch news play games do shopping save a lot of time do a lot of useful things DisadvantagesSome people especially the teenagers abandon (沉迷

21、于沉迷于) themselves to the computer games and chatting on the Internet. As a result, they have little time to study .Some people use the computer wrongly. Improvement Mini-Writing 現(xiàn)在，電腦在我們?nèi)粘Ｉ钪邪l(fā)揮著越來(lái)越重要的作用，請(qǐng)你運(yùn)用本節(jié)所學(xué)重要語(yǔ)言知識(shí)并根據(jù)提示寫一篇80字左右的短文。 提示： 借助電腦能處理很多事情，如聽(tīng)音樂(lè)、看比賽、 發(fā)e-mails等。 有些學(xué)生癡迷于上網(wǎng)，以致于厭煩了學(xué)習(xí)，有些 甚至因此走上犯

22、罪道路。 就你個(gè)人而言，談?wù)勀銓?duì)正確使用電腦的看法。One possible vesion Nowadays, the computer is playing a more and more important part in our daily life. With the help of the computer, we can deal with many things, such as listening to music, watching matches and sending e-mails.However, some students are so crazy about surfing the Internet that they get tired of study.Even some students break the law as a result of that. Personally, I am not quite against surfing the Internet in a way. But we should have a proper attitude towards the computer.Homework1.Review the text2. Finish Ex. 1/2 on Page 20.