1、人教版 高一英语 必修二科技创新【学习目标】Knowledge Aims:1. Learn the useful new words and expressions in the reading passage.2. Learn about the development and history of computers.Ability Aims:Develop the reading ability by scanning for details by self-directed study and cooperation.Emotion Aims:1. Learn to use compu
2、ters in our daily life.2. Develop the sense of cooperative learning and enjoy the pleasure of helping others.Learning important and difficult points:1. Learn more about history and basic knowledge of computers. 2. Learn different reading skills.I am very old now. I was born in ancient China. Many pe
3、ople 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?abacus b ks n. 算盘Guessing games:I am very small. I can be used for calculating. In our class, a lot of students use me to solve maths problems. Do you know who I am?Calculatorklkju
4、leit n. 计算器I can be used for calculating. Besides, I can also be used for watching DVDs, sending E-mails and communicating with friends through the Internet. However, I am not a PC, because Im small enough for you to take to anywhere.Laptop lpt p / PDADo you know who I am ?I am a machine, which you
5、can use to type your homework, draw pictures, play games, watch movies, listen to music, communicate with your friends, gather information Do you know Who I am?A computerReading: Who am I?1）计算机器 2.分析机 3.技术革命 4.人工智能 5.通用机器 6.从那时起 7.随着时间的推移 8.很多新的用途 9.到 20世纪 40年代 10.结果 【 自主学习 】 1. Find out the followi
6、ng phrases.calculating machineanalytical machine technological revolutionartificial intelligenceuniversal machinefrom then onas time went bymany new applicationsby the 1940sas a result11. over time 12. PC（ the full name） 13. in the early 1960s 14. WWW.(the full name) 15. mobile phones 16. provide wi
7、th 17. of high quality 18. a devoted friend 19. simplify difficult sums 经 过一段时间 personal computer在二十世纪六十年代初 the world wide web 移动电话 给 提供 高质量的 一位忠实的朋友简化复杂的数学题 【 引领探究 】 ：探究一 SkimmingListen to and read the text then answer the questions.1. Who am I?2. Who was the first person to make the earliest compu
8、ter?A. Alan Turing B. Charles Babbage C. Charles Turing3.When was the “universal machine” built?A. In 1822 B. In 1642 C.1936computer(B)(c)探究二 ScanningRead the text carefully and fill in the blanks.Time DevelopmentIn 1642 I began as a(n) machine in France and could difficult sums.About 200 years late
9、rI was built as a(n) machine by Charles Babbage. After being programmed, I could “ think” and produce an answer quicker than any person. It was the start of my “ ”From 1936 on I grew rapidly both in size and in calculatingsimplifyanalyticallogicallyartificial intelligencebrainpowerBy the 1940sI had
10、grown as large as a room, which worried my In the early 1960sI had a family connected by a network and I was able to share my knowledge with others through .Since the 1970sAs time went by, I was made smaller. First as a PC and then as a(n) , I have been used in offices and homes.Time Developmentdesi
11、gners.the world wide weblaptop探究三 Careful readingRead the passage again and complete the chart below.Paragraph 1 Paragraph 2 Paragraph 3Topic sentence Supportingdetails PCtubestransistors robotsspace rocketsOver time I have been changed quite a lot.These changes only became possible as my memory imp
12、roved.Since the 1970s many new applications have been found for me.calculating machineanalyticalmachineuniversal machinechipsnetworkWorld Wide WebcommunicationsfinancetradeI began as a _ _ in 1642in France. In 1822 I was built as an _ _. Then in 1936 Alan Turing wrote a book and built a _ _.As time_
13、 _, I was made _ but my memory got _ and _. In the 1960s they gave me a family connected by_ _. Now people call it the Internet. I was used in _ and _ in the 1970s. Since my birth I have truly been built to serve the human race.calculating machineAnalytical Machineuniversal machinewent by smaller larger largera networkoffices homes【 当堂达标 】 The summary about the text 1. Read the text fluently and try to retell it.2. Try to analyse the long and difficultsentences in the text.3. Preview Discovering useful words andexpressions on P20.
