2021-2022学年高中英语人教版必修2教案：UNIT3 COMPUTERS READING （系列五） WORD版含解析 (2).doc

1、Unit 3 computersWarming up and readingMy Gains【Learning goals】1.be able to read the main words correctly and fluently。 2.read the passage and have a general idea of the passage 3.be able to retell the passage in your own words。来源:学科网【Key points】read the passage and have a general idea of the passage

2、【Learning Guide】look up the words you dont know in your dictionary and read the guidance material .（在词典中查阅你不认识的词语，并查阅辅导材料）【Learning Procedure】Step 1. Preview（预习） I. I know what to do before class:（课前我知道该做些什么）Read the passage on page 18阅读课本18页短文， underline the words and phrases you dont know划出你不认识的单词

3、词组,look up them in the dictionary or the guidance material 查阅词典和教辅and write them in your book并写在你的课本上. 单词识记1_ (vt.)计算_ (n.)计算_ (n.)计算器2_ (adj.)普遍的；宇宙的universe (n.)宇宙3_ (n.)(电脑)操作员；接线员_ (v.)运转；做手术；操作；控制operation (n.)运转；运行；操作；手术4logical (adj.)合逻辑的；合情理的_ (adv.)逻辑上；合逻辑地；有条理地5technology (n.)工艺；科技；技术_ (ad

4、j.)科技的6_ (n.)智力；聪明；智能intelligent (adj.)智能的；聪明的7solve (vt.)解决；解答_ (n.)解决办法；处理手段；答案8reality (n.)真实；事实；现实_ (adj.)真(实)的；实际(存在)的；真正的really (adv.)事实上；真正地；真实地；确实；的确_ (vt.)认识到；实现9_ (adj.)总的；整个的(n.)总数；合计_ (adv.)完全地；整个地10application (n.)应用；用途；申请_ (v.)使用；应用；申请II.短语完形1. _ 有共同之处2_ 把与相比3_ 从时起4_ 走过；经过5_ 结果 6_ 在20世

5、纪60年代初期7_ 与某人分享某物8_也；和；既又9_ 为某人提供某物10_ 被连接到Step 2. Self-learning(独学) 1.Scanning（跳读）a topic sentence for each paragraph.Para.1：A. Since the 1970s many new applications have been found for me.Para.2: B. Over time I have been changed quite a lot.Para.3: C. These changes only became possible as my memor

6、y improved.Task Two：Careful Reading true(T)or false(F)1. Computers developed very quickly, first as a calculating machine and then as an analytical machine. ()2. It marks the beginning of “artificial intelligence” in the computer history that the computer could “think” logically. ()3. The computer h

7、asnt been used in offices and homes until the 1970s. ()III.Read the text carefully and fill in the chart with information in the text.In 1642The computer began as a(n) 1._ machine in France.About 200 years later来源:学#科#网The computer was built as a(n) 2._ _machine.来源:学科网ZXXK来源:学|科|网来源:学科网ZXXKThe compu

8、ter was programmed by an operator using 3._.In 5._A book about how to make a computer a(n) 4.“_” was written by Alan Turing.From then on, the computer grew rapidly.From the 1940s to the 1970sThe computer was made smaller, and its 6._ became better. The computer could memorize all the things.During t

9、hat time, the first PC and the first 7._ were made.In the early 1960sComputers were connected by a 8._. Through the network, people could 9._ knowledge and information.Since the 1970sComputers have been used in many 10._.Step 3. Pairwork （对学）with your partners help, solve what you mark in self learn

10、ing.小对子讨论你在独学是标记出的问题。Step 4. Groupwork群学 With my groups help, retell the passage.小组合作，复述文章I was born in 1642 in France. After I was programmed by an _1_ (operate) who used cards with holes, I could “think” _2_ (logical). In 1936 my real father, Alan Turing，described how computers could be made to wo

11、rk in a book and solved any mathematical problem by building a _3_ (universe) machine. People were surprised at my artificial intelligence. At first, I was as large as a room. As time went _4_ , I was made smaller and smaller. In _5_ early 1960s, I got a family connected by a network. My memory beca

12、me _6_ large that even I couldnt believe it! And my memory has developed so _7_ that I never forget anything. I could share information _8_ others and talk to each other by a net. My family and I have been used by billions of people _9_ the 1970s. I am happy that I _10_ (build) to serve human race since my birth.Step 5. Presentation show what you have got in group work。 Step 6. Feedback I have learned about _ _ _ _ _