高中英语Book2Unit3第三单元reading新人课件教版必修

1、computers,What are they ?,First, lets play a game!,PC (personal computer),laptop(notebook computer),PDA (personal digital assistant),robot,Similarity?,Theyre computers in different stages.,Whats next?,i- robot (intelligent robot),WHO AM I ?,Unit 3 ComputersReading,Unit 3 Computers reading,Just have

2、a fast reading,Find out topic sentences of each paragraph.,Over time I have changed quite a lot. These changes only became possible as my memory improved. Since the 1970s many new applications have been found for me.,Lets have a more detailed reading!,Read Para. 1 in 2 mins and find out the developm

3、ent histoty of computers. Ill give you some clues.,a calculating machine, in 1642,an analytical machine, (in 1822), Charles Babbage,a universal machine, in 1936, Alan Turing,a huge computer, as large as a room, in 1940s,a personal computer and a laptop, and used in offices and homes since the 1970s,

4、an analytical machine, (in 1822),分析机是由英国数学家查尔斯巴贝奇设计的一种机械式通用计算机。它的设计逻辑却非常的先进，是大约100年后电子通用计算机的先驱。,a huge computer, as large as a room, in the 1940s,ENIAC,Para. 2,technical words,Memory: storage or storage capacity as of a computer, disk, etc.,chip,transistor,tube,network,The World Wide Web,These chang

5、es only became possible as my memory improved.,tubes transistors small chips network World Wide Web,more and more powerful!,Para. 2,Para.3,Find some supporting details for the topic sentence.1 minute.,Since the 1970s many new applications have been found for me.,Since the 1970s many new applications

6、 have been found for me.,communications finance trade robots mobile phones medical operations space rockets exploring the Moon and Mars,Anyhow, my goal is to provide humans with a life of good quality.,Name : computer Born : (time)_ (place) _ My real father: _ My size: 1._( in the past) 2._(modern)

7、My history: 1. 1642 _machine 2. 1822_machine 3. 1936 _machine 4. 1940s _ 5. 1970s _ and _ My memory: _ _ _ My applications: _; _; _; _; _; _; _.,Who am I？,1642,France,Alan Turing,huge,smaller and smaller,analytical,calculating,universal,laptop,PC,tubes,transistors,chips,communication,finance,robot,m

8、obile phone,space rocket,medical operation,trade,huge computer,How do we use computers in daily life?,communication,entertainment,information,work and job,commerce/ finance online,communication,chatting sending E-mails expressing ideas online making new friends ,entertainment,playing games watching

9、movies listening to music ,information,reading news searching for useful information, such as price information, job information and so on asking questions and seeking for help ,commerce/finance online,shopping online transferring accounts paying all kinds of bills, such as water & electricity fees, cell phone fees and so on speculati