人教版高中英语必修二unit3 computers 教案1

1、 Unit 3 Computers教学设计 单 元 学 习 目 标 导 航类别新课标要求掌握的项目话题1. Information technology2. History and basic knowledge of computers3. Robots语言 知 识 目 标重点词汇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词组in common, in ones

2、opinion, go by, sothat, deal with, human race, in a way, make up, after all, with the help of, watch over句型1. However, people thought I was simple-minded until they discovered I had “artificial intelligence.”2. And my memory became so large that I couldnt believe it.语法现在完成时的被动语态(The Present Perfect Passive Voice)I have been made smaller and smaller.I have been used by millions of people.I have truly been built to help the human race.功能1. Making decisions(做出决定)I think that In my opinion I believe

3、 that I agree because Ive decided that Lets make our decision2. Reasoning(推理)Whats your reason? Why do you think so? I think this one is better because情感文化目标1.通过了解电脑的发展简史及现状和应用，能建立并加强用电脑学习的愿望和兴趣，树立了解和参与制造机器人的初步渴求。2树立利用因特网进行合作交往的意识。The Three Laws of Robotics 1.A robot may not injure a human being or, through inaction, allow a human being to come to harm. 2.A robot must obey the orders given to it by human beings, except where such orders would conflict with the First Law. 3.A robot must protect i

4、ts own existence as long as such protection does not conflict with the First or Second Laws. 机器人三原则1.机器人绝不能伤害任何人或因怠工而造成对人的伤害。 2.在不违反第一条的情况下,不得违抗人的命令。 3.在不违反一二条定律的情况下,可以进行自卫。学习目标（一）掌握本单元的重点单词和短语。（二）了解计算机和机器人的历史和基本知识。（三）语法：现在完成时的被动语态。（四）学会做决定和推理的基本语言。学习策略通过自主探究，小组合作，巩固词汇，增强阅读能力，了解计算机、机器人等现代科技。预习案一.写出下列词汇：1.算盘abacus 2.简化simplify3.合逻辑的logical 4.人造的artificial5.私人的personal 6.应用application 7.计算calculate 8.探索explore9.技术technology 10.智力intelligence 11.总的tolal12.电子的electronic二.找出以下短语：1)和有共同点have sth in co

5、mmon2)把和比较comparewith3)根据according to 4)计算出，解决work out (figure out)5)把按顺序排列put in an order6)听起来简单sound simple 7)作为的开始 begin as 8)在那时at that time9)解决问题solve problems 10)随着时间的推移as time goes by11)结果as a result 12)与连接connected by13) 和分享share sth with sb 14) 和，而且 as well as15)提供给某人某物provide sb with sth16) 充满 be filled with17) 一种高质量的生活a life of high quality 18)一个忠诚的朋友a devoted friend19）从起fromon 20）在的帮助下with the help of 21）处理，对付deal with 22) 看守，监视watch over 三.翻译句子1. I begin as a calculating machine in

6、France in 1642.1642年我在法国诞生时是一台计算器。2. I developed very slowly and it took nearly two hundred years before I was built as analytical machine by Charles Babbage.我发育缓慢，差不多到了两百年之后，查尔斯巴比奇才把我制成了一台分析机。3. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told.随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，从来不会忘记告诉我的任何事情！4. And my memory became so large that even I couldnt believe it.我的储存量变得如此巨大，连我自己都不能相信！5.I was able to share my knowledge with others through the World

7、Wide Web.我能够通过万维网和其他人分享我的知识。6. Anyhow, my goal is to provide humans with a life of high quality.不管怎样，我的目标是给人类提供高质量的生活。探究案学习目标：掌握本单元重点单词、短语和句型。一、重点单词1. calculate （v.） 计算，核算，推测，估计1) It is impossible to calculate what influence he had on her life要计算出他对她的影响那是不可能的。2) 我们还没有确切地计算出度假要花多少钱。We havent calculated how much we will spend on the holiday.常用词组：calculate on= depend on 指望calculator (n.)计算器 calculation (n.)计算calculating (adj.)斤斤计较个人得失的，自私的2. personally （adv.） 就个人而论1) 就我个人来说，我是反对他的建议的。 Personally, I

8、 was against his suggestion.2)她不喜欢这个计划，但我本人觉得还可以接受。Although she doesnt like the plan, personally, I think it acceptable.3. totally（adv.）= completely 完全地，全部地，整个地1) 那个镇子在地震中完全被毁了。The town was totally destroyed in the earthquake.2) 他们来自完全不同的文化。They are from the totally different cultures.total（adj.）全部的 in total 总计The repairs came to over 500 yuan in total. 修理费总共500元。4. signal （n.）信号，暗号（v.）发信号，打暗号1)红灯常被用作危险的信号。Red light is used as the warning signal.2)小偷用信号警告同伴警察来了。The thief signaled to his fellows that the police were coming.5. Anyhow, my goal is to provide humans with a life of high quality.anyhow=anyway 无论如何, 反正，即使如此1）反正，这辆二手车是值得买的。Anyhow, this old car is worth buying.2）Its possible that Im not fit to be a teacher just as you say, but _,Ill have a try.A. somehow B. anyway C. therefore D. otherwise二、重点短语1. in common 共同的(地), 共有的(地) 常与have连用have nothing in common 无共同之处have little in common 几乎无共同之处have something in common 有一些共同之处have a lot in common 有许多共同之处1) You know, Mary, you an

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