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Unit 3 Computers,2 文本研读课(同课异构),Period,Reading,Look at these pictures. Discuss what they have in common. Predict what it is going to be about.,Disscussion,Whats next?,Pre-reading questions,What have computers changed our life? 2. What changes will they bring to us in the future?,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.,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.,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.,The computer began as a calculating machine,The computer grew rapidly both in size and in brainpower.,Task 3 Careful reading,Computers had grown as large as a room.,1960s,Computers were used in offices and homes.,Computers connect people all over the world together.,calculating,analytical,universal,mathematical problems,Medical operations,Memory,Transistors,Applications,Communication,Trade,totally,revolution,simplify,calculate,mobile,solve,Task 4 Fill in the blanks.,explore,totally,anyhow,finance,The history of computers,the second generation (1956-1963),the third generation (1964-1971),the fourth generation (1971- ),The first generation (1945-1956),Task 5 QUESTION-ANSWER COMPETITION,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.,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.,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.,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
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