Unit 3 ComputersReading: Who am I?北北京京信信息息工工程程学学院院附附属属中中学学Words and Phrasesvsolvevfrom onvrealityvas a resultvtotalvso thatvexplorevanyhowvgoalvhuman racevsignalvtypevin a wayvarisevwith the help ofvelectronicvdeal withvwatch overv. 解决；解答解决；解答 从从.时起时起 n. 真实；事实；现实真实；事实；现实 结果结果adj. 总的；整个的总的；整个的 n. 总数总数 如此如此. 以致于以致于 v. 探索；探测；探究探索；探测；探究 adv. 无论如何，即便如此无论如何，即便如此n. 目标目标 人类人类 v. 发出信号发出信号 n. 信号信号 n. 类型类型 v. 打字打字 在某种程度上在某种程度上(arose, arisen) 出现，发生出现，发生 在在帮助下帮助下 adj.电子的电子的 处理；安排；对付处理；安排；对付 看守；监视看守；监视Guess! A toy?A handbag? 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 dont like me now. Do you know who I am?Do you know who I am?abacusGuess more: 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?Do you know who I am?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 Im small enough for you to take me with you.notebook computerDo you know who I am?Do you know who I am?A huge computerA PCPalmtop Who am I ?Skimming: Go over the story to find out who the speaker is. Write down 3 sentences to support your idea.It is a computer. I was able to share my knowledge with others through the World Wide Web. ”My real father was Alan Turing .” I was built as an Analytical Machine by Charles Babbage.” 1642The Analytical Machine was made by Charles Babbage. 19361940s The first family of computers was connected to each other.1970s nowTimelineThe computer began as a calculating machine1822Alan Turing wrote a book to describe how computers could be made to workComputers had grown as large as a room.1960sComputers were used in offices and homes Computers connect people all over the world together.Scanning:In which order is the text organized?True or False1.Alan Turing built an Analytical Machine to solve any mathematical problems.2.People began to realize that the computer got cleverer and quicker with time passing.3.The computer began to serve the human race since it was brought into peoples homes.4.Since the 1970s, the computer was used by people around the world through the Internet.5. The larger the computer is, the more memory it has.FTFTF1. Choose the best answers1) Whats the main idea of the text? A. The computer wants to find “who he is”. B. The functional change of the computer. C. The computer becomes popular around the world. D. The history of the computer.Comprehending:2) What can you infer from the text? A. The computer has artificial intelligence. B. The computer changes a lot over the years. C. The computer was not connected by a network until in the early 1960s. D. Now the computer can only be used to deal with information.Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes.2. QuestionsQ2: In how many ways do we say the computer changed? What are they? Size: Intelligence: Speed: Function: People opinion:smallerquickercleverercalculating-dealing with , communicating withclever & useful1 A monitor is2 The screen is3 A keyboard is4 A mouse is5 A CD-ROM is6 A hard disk is (a) the part of a computer that stores information.(b) the part of the computer that you type on.(c) the part of the computer that looks like a television(d) something you use to click on things (files, etc.).(e) the part of the monitor that you look at.(f) a separate disk that contains lots of information.Match the words with their meanings.Match the words with their meanings. 1642began calculating France1822The Analytical Machine Charles Babbage 1936Alan Turing wrote built 1940sAs large asconnected share talk 1970sBecome very important in nowdeal with communicate 1960sConsolidation: Retellingschool workgamesemailsmusic and filmschatinformationphotosshoppingpalmtop smaller desktop convenient laptop robotWhat about in the future?