高中英语必修二unit3+Computers+教案6

1、英语学习讲义只要坚持梦想终会实现 必修 2 第三单元 computers 教学设计教材分析本单元以 computers 为话题，让学生了解计算机和信息技术产生和发展过程，激发学生对信息技术的兴趣。本节将Warming up ，Pre-reading 和 Reading 整合设计。从电脑图片导入单元题目，让学生说出电脑各部位名称。 从三个猜谜活动进行头脑风暴， 全面进入热身。 Pre-reading 中让学生根据文章题目进行内容预测，激发学生获取知识的欲望。 Reading 中以别致的标题WHOAMI? 引起学生的好奇心，使学生迫不急待地阅读这篇文章，并判断出“ I ”是 computer ，对

2、文章的内容印象更深刻。 文章以第一人称的形式按时间先后顺序讲述了 computers 的产生、发展和现状，并用拟人化的口吻表达了computers 乐于为人类服务的精神。Teaching Aims1.Knowledge aims.Learn some useful words and expressions.Learn the development of computers.2.Ability aims.Train the students reading ability.Learn howto use someimportant words and phrases in this pass

3、age.Emotion aimsTo have a good habit of using computersTeaching important points1.Improve reading ability and understand the passage better.2.Learn howto use someimportant words and phrases in this passage.Teaching proceduresI . Leading-inTask1. Ask and answer:.Do you like playing computers? How lon

4、g do you spend on it each day? hours .Can you name the parts of a computer ?【预习检测】123456H .Warming up (Brainstorming:)Task 1. GuessingAn old calculating machine used in China until now.It is a new calculating machine which can solve a large number of mathematical problems.It is a personal computer w

5、hich can solve all kinds of problems and is used widely now.Task 2. Discussion:Group activitiy What do they have in common?田.Pre-readingTask 1 Discussion. How have computers changed our lives?Group activitiy(What can we use computers to do in our daily life?)Task 2.Predicating: Who is the speaker in

6、 the story ?While readingSkimming:Task I.Skim the paragraphs and find out the sentences to support your predication .Task 2.Skim the passage and find out the main idea of the text.This is a short of the of computers .Scanning:Task. Listen to the tape and find the following sentencesTrue (T) or False

7、 (F), then tell the reasons.In 1642 I began as a calculating machine and could solve any mathematical problem.(). My real father was Charles Babbage, who wrote a book and built me in 1936.().After I got my new transistors in the 1960s, I became smaller but cleverer and quicker .().I was brought into

8、 people s homes in the 1970s.(). Since mybirth I have been built to take the place of human race.()Post-readingComprehension:【小组探究】Task1: Read the text again and find the development of the computer by the picture.Task 2: Fill in the blanks with the words in the text. (one word for each blank.)Altho

9、ugh I was young I could difficult sums.After I was programmedby an who used cards withme.At that time it was considered a technological revolution and the start of my “ artificial ” .However , this also worried my designers.As a result I changed my shape.Over time my memory became much ,like an elep

10、hant ,I never forget anything I have been told!VI. SummaryTask . What have we learned in this period?some useful phrasesthe d of a computersome reading skillss, sVII. Assessment.Translation 【基础巩固】自我检测calculating machine Analytical machine card with holes technological revolution universal machine ar

11、tificial intelligence go byby internet human race.用括号内所给词的适当形式填空。【拓展提高】自我提升Try to(simple) your explanation for the students to help them understand better.If you want to know about the hotel, you can call the (operate) to find out the information.The boy is very clever and he shows high (intelligent

12、) in study.(real) is not the way you wish things to be but the way they actually are.Bob is (total) different from his father, whois very tall.3.每空填一词，使该句与所给句子的意思相同。【能力提升】自我超越1. Since that day, we have become very good friends.that day, we have become very good friends.2.She has changed her characte

13、r completely.She has changed her character.Because the flood is so serious, two thirds of the buildings in the area need repairing.The flood is so serious., two thirds of thebuildings in the area need repairing.She is too upset to calm herself down.She is upset she can t calm herself down.根据括号内所给的提示

14、将下列句子翻译成英语。【综合运用】情感教育从那时起他就沉迷于电脑游戏。(from . on ) .7.结果，他没有通过考试。(as a result ).VIII. Homework【课后巩固】Purpose: To help the Ss consolidate what they have learned and test their ability.Write down a new passage to introduce the development of a computer by using your own words.Surf the Internet to find more information about a computer.Part 7. B