,-,*,-,*,-,*,-,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 3 Computers,2,文本研读课（同课异构）,Period,Unit 3 Computers2 文本研读课（同课异构,Reading,Reading,Look at these pictures.Discuss what they have in common.Predict what it is going to be about.,Disscussion,Look at these pictures.Dis,Whats next?,Whats next?,Pre-reading questions,What have computers changed our,life?,2.What changes will they bring to us in the future?,Pre-reading questionsWhat have,Task 1 Skimming,1.Who is the speaker in this story?,A computer.,2.Write down three sentences from the story to support your idea.,1)I was built as an Analytical,machine by Charles Babbage.,Task 1 Skimming1.Who is the s,2)My real father,Alan Turing,3)I was always lonely standing there by myself,until in early 1960s they gave me a family connected by a network.,2)My real father,Alan Turing,Task 2 Fast reading,1.Where were you in 1642?,In France.,2.What happened to you after nearly,two hundred years?,I was built as an Analytical Machine,by Babbage.,3.What were you called in 1936?,A universal machine.,4.What happened to you in the 1970s?,I have been used in offices and homes.,Task 2 Fast reading1.Where we,1642,1822,The analytical machine was made by Charles Babbage.,1936,The computer began as a calculating machine,The computer grew rapidly both in size and in brainpower.,Task 3 Careful reading,16421822The analytical machine,1940s,The first family of computers was connected to each other.,1970s,now,Computers had grown as large as a room.,1960s,Computers were used in offices and homes.,Computers connect people all over the world together.,1940s The first family of comp,Development,Early days,Name,Function,Poor,Strong,A,_,_ machine,Simplify difficult sums,An,_,_ machine,Think logically and produce an answer quickly,A,_,_ machine,Solve difficult,_,_,_,calculating,analytical,universal,mathematical,problems,DevelopmentEarly daysNameFunct,Development,Network times,_ stored in,Tubes,Large,Small,_,Small chips,_,_,Narrow,Wide,Finance,_,Robots,Mobile phones,_,Space rockets,Medical operations,Memory,Transistors,Applications,Communication,Trade,DevelopmentNetwork times_,1,completely,2,complete change,3,to make things easier,4,to find the answer using numbers,5,can be moved easily from place to place,6,to work out the answer to a problem,totally,revolution,simplify,calculate,mobile,solve,Task 4 Fill in the blanks.,1completely2complete change3to,7,to travel around an area to find out about it,8,completely,9,anyway,10,activity of managing money,explore,totally,anyhow,finance,7to travel around an area to f,The history of computers,The history of computers,the second generation,(1956-1963),the third generation,(1964-1971),the fourth generation,(1971-),The first generation,(1945-1956),the second generationthe third,Task 5 QUESTION-ANSWER COMPETITION,Task 5 QUESTION-ANSWER,What is,PC,?Speak the name on the whole.,It means:personal computer.,2.What is,IT,?,Information Technology.,3.What is,CD-ROM,?,Compact disc read-only memory.,4.What is,PDA,?,Personal digital assistant.,What is PC?Speak the name on,5.What is,W.W.W,?,World wide web.,6.,科学技术。,Science and technology.,7.,人工智能。,Artificial intelligence.,8,.,笔记本电脑。,Notebook computer.,5.What is W.W.W?World wide we,9.Who was,the first person,to devise the,first computer?,Charles Babbage invented an Analytical machine in 1822.,10.Who was the computers real father?,Alan Turing.,9.Who was the first person to,Homework,模仿本节阅读材料，按照时间的发展顺序，用第一人称写一篇介绍事物或人的变化的文章（可以写植物，宠物也可以写自己或朋友）适当运用文章中出现的短语：字数,120,左右,Phrases suggested:,when xx was young,，,over time,，,at that time,，,by the time,，,from then on,等，,Homework模仿本节阅读材料，按照时间的发展顺序，用第一,