Wang Wei第1页，共15页。Step1 Vocabulary presentationPre-reading第2页，共15页。abacus/bks/My grandpa plays the very well, but I can not play the abacus at all.abacus第3页，共15页。calculator/klkjlet/This is a CASIO electronic.calculator第4页，共15页。huge computerlaptopPC第5页，共15页。PDArobot/rbt /第6页，共15页。Whats next?to make these intellectual machines have feelings第7页，共15页。Step2 PredictionTask1 Look at the pictures and the title of the reading passage. Predict what it is going to be about.第8页，共15页。Task2 Look at these inventions. Put them in order according to the time when they appeared. After reading the passage, check to see if you were right.() analytical machine() laptop() calculating machine() robot() PC() universal machine214563第9页，共15页。Step1 Skim for the main ideaWhile-readingThe development of computers.第10页，共15页。Step2 Scan for detailsParagraph 1Paragraph 2Paragraph 3Topic sentenceOver time I have been changed quite a lot.These changes only became possible as my memory improved.Since the 1970s many new applications have been found for me.Supporting detailscalculating machineanalytical machineuniversal machinePCtubestransistorssmall chipscommunicationsfinancetraderobotsmobile phones Medical operationsspace rocket第11页，共15页。Step3 Make a timeline1642:1822: The analytical machine was made by Charles Babbage.:1940s: : The first family of computers was connected to each other.1970s:Now: Calculating machine was made in France.Calculating machine was made in France.19361960Huge computers were made.Many new applications have been found.It will be more and more advanced to provide humans with a life of high quality.第12页，共15页。 Brainstorm a list of things that you, your school and your family use computers for. Think abut what you would have to do if you could not use computers any more.Post-readingTask DiscussionQuestion: how computers have changed our lives?Tips第13页，共15页。Homework Finish Learning about language on page20.第14页，共15页。第15页，共15页。