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111 人教版 高中英語必修（2）unit 3 computers(學(xué)案1). English study & teac... ??2009-11-22 20:38 ??閱讀20???評(píng)論0 ? 字號(hào)： 大大? 中中? 小小 Unit 3 Computers 學(xué)習(xí)目標(biāo)與要求 類別 ?課程標(biāo)準(zhǔn)要求掌握的項(xiàng)目 話題 ?Information technology; history and basic knowledge of computers; robots 詞 匯 calculate　calculator　PC　notebook　common　analytical　simple　simple-minded　technology　technological　revolution　universal　mathematical　artificial　intelligence　anyway　totally　network　truly　race　birth　IT　advantage　disadvantage　type　disagree　choice　material　personally　create　coach　move　arise　brain　mop　wander in common　in one's opinion　go by　so ... that ... 　deal with　human race　in a way　make up　after all　with the help of　watch over 功 ? 能 1．做出決定（Making decisions） I think that .... 　　　　　　　　　 　Let's make our decision． In my opinion ....　　　　　　　　　 I've decided that .... I believe that .... 2．推理 （Reasoning） The advantage / disadvantage is ... 　I think this one is better because .... What's your reason?　　　　　　　 I don't like this one because .... Why do you think so? 語 法 現(xiàn)在完成時(shí)的被動(dòng)語態(tài)的結(jié)構(gòu)和用法 As the years have gone by, I have been made smaller and smaller． Since then, my family and I have been used by billions of people to deal with information and …． I have truly been built to serve?the human race since my birth． ? Scanning: Timeline Go through the text quickly to find some information and fill in the form. 1642 ? ? The Analytical Machine was made by Charles?? Babbage 1936 ? 1960s ? ? The first family of computers was connected to each other. 1970s ? now ? So in which order is the text organized???? (time order) True or False: 1. Alan Turing built an Analytical Machine to solve any mathematical problems. 2. People began to realize that the computer got cleverer and quicker with time passing. 3. The computer began to serve the human race since it was brought into people’s homes. 4. Since the 1970s, the computer was used by people around the world through the Internet. 5. The larger the computer is, the more memory it has. (F T F T F) Step3 Comprehending Task 1. Choose the best answers according to the text: 1. What’s the main idea of the text? (D) ??? A. The computer wants to find “who he is”. ?? ?B. The functional change of the computer. ??? C. The computer becomes popular around the world. ??? D. The history of the computer. 2.? What can you infer from the text??? (B) ?????? A. The computer has artificial intelligence. ?????? B. The computer changes a lot over the years. ?????? C. The computer was not connected by a network until in the early 1960s. ?????? D. Now the computer can only be used to deal with information. 111