1、unit 3张掖市实验中学课时教学设计 编号:高一英语 YY-14-01-006 主备人:张 瑾Unit 3 ComputersI. 教学内容分析 本单元以computers为话题,旨在通过单元教学,使学生了解计算机和信息技术的产生和发展过程及其在我们的学习、工作、娱乐等生活中所起的重要作用,激发学生对信息技术的兴趣。1.1 Warming up提供几幅与计算机有关的图片,形象地说明了计算机的发展历程,并用三个问题引发学生对这一话题的思考,从而起到热身的作用。1.2 Pre-reading根据文章内容预设问题,检查学生对computers相关知识及应用的了解,这更能激发学生想获取更多知识的欲望
2、,从而引出下面的阅读文章WHO AM I?。 1.3 Reading中以别致的标题WHO AM I?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,从而对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。1.4 Comprehending 1 通过scanning的方式完成反映计算机发展历程的时间进程;2 通过填表的形式帮助学生宏观梳理文章结构,找出每个段落的主题句(论点)及具体的支持性论据;3 是读后讨论,要求学生结合自己的生活实际讨论计算机如何改
3、变了我们的生活。1.5 Learning about language分词汇(Discovering useful words and expressions)通过各种形式练习本单元的重点词汇和短语,语法(Discovering useful structures)两大部分。USING STRUCTURES设计了各种活动练习巩固本单元的语法项目。1.6 USING WORDS AND EXPRESSIONS1.8 WRITING TASK是写作任务,学生根据所给范文和2中的notes写篇文章,介绍自己设计的机器人。或根据采访活动内容和范文结构提示写篇采访稿。II. 教学重难点技能目标 Skil
4、l GoalsTalk about information technology and robotsRead about the history and basic knowledge of computers Practice making decisionsListen to a text about information technologyWrite a passage about an android Study The Present Perfect Passive Voice 目标语言词汇1四会词汇solve, explore, anyhow, human race, sig
5、nal, goal, type, arise, electronic2认读词汇calculate, universal, simplify, sum, operator, logical, logically, technology, technological, revolution, artificial, intelligence, intelligent, reality, personal, personally, tube, total, totally, network, web, application, finance, mobile, rocket, happiness,
6、download, virus, coach, appearance, character, mop, niece, abacus, calculator, PC, laptop, PDA, analytical, mathematical, designer, transistor, chip, Mars, programmer, android, teammate, naughty, spoil 3词组fromon, go by, as a result, sothat, in a way, with the help of, deal with, watch over 语 法The Pr
7、esent Perfect Passive Voice重点句子1. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told! 2. And my memory became so large that even I couldnt believe it!3. As time had gone by, I have been made smaller and smaller. 4. I have been used in offices a
8、nd homes since the 1970s. 5. Since the 1970s many new applications have been found for me. 6. I have also been put into robots and used to make mobile phones as well as help with medical operations. 7. I have even been put into space rockets and sent to explore the Moon and Mars. III.教材重组 Period 1 V
9、ocabulary I pronunciation and key wordsPeriod 2 Vocabulary II phrases and exercise Period 3 Warming Up. Pre-reading. ReadingPeriod 4 ComprehendingPeriod 5 language points Period 6 Grammar-The Present Perfect Passive VoicePeriod 7 WritingPeriod 8 拓展阅读和综合能力提升练习The First and Second Period Vocabulary St
10、udyTeaching goals 教学目标1. Target language 目标语言重点词汇和短语 solve, explore, anyhow, human race, signal, goal, type, arise, electronic,Phrases: fromon, go by, as a result, sothat, in a way, with the help of, deal with, watch over 2. Ability goals 能力目标Enable the students to master the correct pronunciation.T
11、o make the Ss know how to use the important words and phrases.3. Learning ability goals 学能目标To make Ss read the given words and phrases correctly and complete the given Ex in the work book.4.Teaching important points 教学重难点 How to make the Ss master the task of each period.5.Teaching methods 教学方法1. O
12、ral teaching 2. Explaining: solve, explore, anyhow, human race, signal, goal, type, arise, electronic, responsibility 6.Teaching aids教具准备The normal teaching tools7.Teaching procedures and ways教学过程与方式Step I GreetingsStep II Lead-in: Talk sth. about the ComputersStep III To correct and learn the pronu
13、nciation of new wordsTo explain the usage of key wordsTo grasp the key wordsStep IV Practicing 1.随堂笔记p64-66,p78-80 单词短语讲解2.40分钟课时作业p70-76Step V Summary and Homework1.Memorize the learnt words and phrases of this Unit.2. Preview the new lesson-warming up and pre-reading教学反思: Period 3-4 Warming Up & R
14、eading1. Ability goals能力目标Enable students to learn about the development and history of computers. 2. Learning ability goals学能目标By finishing the timeline and the chart, help students grasp the basic structure and main idea of the passage. 3. Teaching important points 教学重点Understand how details are u
15、sed to support topic sentences. 4 Teaching methods教学方法Prediction, scanning and discussion. 5.Teaching aids教具准备 Multi-functional teaching equipment (CAI) ,Some slides6.Teaching procedures and ways教学过程与方式Step1: GreetingsStep II Warming-upT: How many of you have computers in your home? Please put up yo
16、ur hands.Ss respond accordingly. T: What do you usually do on your computers?Ss: Type documents/homework, listen to music, watch videos, play games, search on the Internet, send mails T: When I were at your age, I knew nothing about computers. Most Chinese families never heard about it. However, in
17、recent years, computers have become more and more popular, and most families in cities have one or more than one computer in their home. And some families in villages also have their own computers. Computers make life more convenient and colorful. However, it took a long time for humans to have comp
18、uters that we see today. Now look at the pictures on page 17 and discuss what they have in common. Then think about Questions 2 & 3.Suggested answers:1. These pictures are all technological inventions.2. From these pictures, we know computers have experienced a long development process, and the deve
19、lopment will never stop.3. (There may be various answers.)Step III Pre-reading:Prediction Let students predict the content of the passage according to the pictures and the title. This will involve students in active thinking and exploring.Then let them make a list of the ways computers are used toda
20、y. Note:Universal machine is also known as Alan Turings “universal computing machine”, is capable of computing any algorithm.Students may have different answers. They will check it after reading the passage. T: Have you put them in the right order? You will find it after reading the passage. Now tur
21、n to page 18 please. Step IV Reading Skimming:Get students read the whole passage and try to get the main idea of it.After readingT: What does “I” in the title refer to? (Computer)T: What is the main idea of the passage?The passage is mainly about the history and development of computers. Scanning:
22、Now read the passage and finish the timeline. With this timeline, you will have a clear idea of the development of computer. Check the answers. The analysis of the passage:The passage has three paragraphs. Find out the topic sentence of each paragraph, and the details that are used to support the to
23、pic sentences. Then complete the chart in activity 2. Suggested answers:Para. 1Para. 2Para. 3Topic sentenceOver time I have 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 detailsCaculating machineA
24、nalytical machineUniversal machinePCLaptop TubesTransistorsChipsNetworkWebCommunicationFinanceTradeRobotsMobile phonesMedical operationsSpace rocketsAs you may have found the topic sentences are not standing there alone, they are supported with details and date, which make the topic sentences more c
25、onvincing. Step V Carefulreading:Language points:Teacher gives some explanations. What can be “over time” replaced by? As time goes by.How do you understand the word “simplify”? To make something easier or less complicated. What does “it” in line 9 refer to? : It refers to the fact that computer was
26、 programmed by an operator who used cards with holes.Why was Alan Turing called computers real father? I guess thats because Alan made computer more powerful, which could solve any difficult mathematical problem. What does “this reality” in line 15 refer to?It refers to the reality that computer had
27、 grown as large as a room. “sothat” structure. Underline them and study carefully.Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!And my memory became so large that even I couldnt believe it! Help students sum up the form and function of thi
28、s structure:Form: so + adj./adv. + that + clause Step VI DiscussionRetell the text using about 100 words.1. Make sure of the charts above while retelling.2. Pay attention to all kinds of changes of computers.Step VII Practicing 1.随堂笔记记忆p64-66,p78-80 的语言点讲解2.40分钟课时作业p66-66Step VIII Summary and Homewo
29、rkRemember the key sentences. Preview the Learning about Language.教学反思:The Fifth period Vocabulary and GrammarTeaching goals 教学目标1. Target language目标语言 Learn the Grammarthe present perfect passive voice. 2. Ability goals 能力目标How to change the sentences into the present perfect passive voice. 3. Lear
30、ning ability goals 学能目标Enable students to learn the form and function of present perfect passive voice. 4.Teaching important points 教学重难点Enable the Ss how to use the present perfect passive voice. 5.Teaching methods 教学方法: Study independently, practice.6.Teaching procedures and ways 教学过程与方式Step I Rev
31、ision : Review the learnt words and phrases:revolution network simplify sum mobile solve explore totally anyhow finance artificial technology intelligent application Web reality logically Step II Words and expressionsPlease open your books and turn to Page 12. Lets learn Learning about language. First lets come to Exercises 1 and 2.Words and expressions.And give the Ss three minutes to finish Exercise 3.Please complete the passage with the words below in their proper forms.Step III Useful structures1. I have been used in offices and homes since the
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