1、2014-2015学年高中英语浙江同步教案：Unit 3 Computer第2课时（人教新课标必修2）Period Warming Up & Reading(教师用书独具)教学目标(1)熟记学案中所列出的单词和短语。(2)通过学案中所给出的重点单词和重点短语的学习，让学生能够正确理解和使用这些单词和短语，能够运用这些词语造句。(3)通过对这些词汇的理解能够更深层次的理解课文，并通过课文加深对这些词汇的理解，更加熟练的运用这些词汇。(4)通过对本课文的理解，让学生学会写想象类型的作文，以提高学生的书面表达能力。教学地位单词和短语是构成句子的最小单位，在语言学习中起至关重要的作用，所以理解和正确使
2、用英语单词和短语是英语学习的重点所在。(教师用书独具)新课导入建议引导学生看文章标题who am I，预测文章大意。教学流程设计让学生就“课堂互动探究”(见学案第32页)进行讨论，让学生各自发表自己的见解，然后让各个讨论组派代表汇报各自讨论结果。老师针对难点和重点词汇进行讲解，并补充学案中所遗漏的重点词汇，补充一些必要的练习。布置作业。让学生完成课本第20页第1、2、3题，“课时作业”和预习Period (见学案第36页)。1have.in common与有共同点；与共有In pairs discuss what they have in common.(P17)结对讨论它们有什么共同之处。S
3、he finds Japanese has something in common with Chinese.她发现日语跟汉语有一些共同之处。have something/nothing/a lot/much/little in common(with.)(与)有/无/很多/许多/几乎无共同之处in common 共同，共有，共用in common with. 和一样common sense 常识In common with many other countries in the world，China also celebrates Christmas Day every year.和世界上
4、的很多其他的国家一样，中国每年也庆祝圣诞节。To my surprise，I found I had a lot in common with this stranger.令我吃惊的是，我发现自己和这个陌生人有许多共同点。The two cultures have a lot in common.这两种文化具有许多相同之处。完成句子I suddenly felt we (有很多共同点) (和大部分年轻人一样)，he likes to listen to rock and roll.【答案】had much in commonIn common with most of the young2ca
5、lculate vt.计算，估算，计划I began as a calculating machine in France in 1642.1642年我在法国诞生时是一台计算机器。(P18)Oil prices are calculated in dollars.油价以美元计算。Its difficult to calculate what effect all these changes will have on the company.很难估计这些变化将会给公司带来什么样的影响。calculate sb./sth.doing sth.期待某人/某物会calculated adj.精心策划的
6、，蓄意的be calculated to do sth.打算或计划做某事It has been calculated that.据估算calculating adj.精明的，精于算计的calculation n计算The speech was calculated to win votes.那个演说意在争取选票。It has been calculated that the trip will take two days.据估计这段路程要花费两天时间。I never realized you could be so calculating.我真没有想到你会这样有心计。Its difficult
7、 to how much time the project will take.AcountBcompleteCcalculateD account【解析】句意：要算出这个计划所需的时间很难。calculate“计算”，符合题意。count“计数；点数目”，表示逐个查点而求得总数；complete“完成”；account“说明；解释”。【答案】C3I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.(
8、P18)我发展得很缓慢，大约两百年后，查尔斯巴比奇才把我制成了一台分析机。本句中before 引导时间状语从句。before引导时间状语从句时可以根据语境译作“过了(时间)才，还没来得及就，不知不觉就”。It was a long time before I went to sleep last night.昨天夜里过了很久我才睡着。He had got in the train before I could say goodbye.我还没来得及说再见，他已经上了火车。“It was时间段before.”表示“过了多久才”。从句常用一般过去时。“It was not long before.”
9、意为“不久就”。从句常用一般过去时。“It will not be long before.”表示“不久就会”。从句常用一般现在时。“It will be时间段before.”表示“要过多久才”。从句常用一般现在时。It was three days before he came back.过了三天他才回来。It was not long before he got a rise in the company.不久他在公司就升了职。It will not be long before we get used to the new school life.不久我们就会习惯新的学校生活。完成句子不
10、久，她就把一切都准备好了。 she got everything ready.我还没来得及说句话，他就冲出了房间。 ，he had rushed out of the room.【答案】It was not long beforeBefore I could say a word4solve vt.解答，解决In 1936 my real father，Alan Turing，wrote a book about how I could be made to work as a “universal machine”to solve any difficult mathematical pro
11、blem.(P18)在1936年，我真正的父亲，艾伦图灵写了一本书，讲述了怎样能使我成为一台“通用机器”来解决数学难题。Can you help me to solve this maths question?你能帮我解答这个数学问题吗？solve/settle/deal with problems解决问题solution n解决，解答a solution to.的解决办法 Theres no easy solution to this problem.解决这个问题没有容易的方法。It may take a long time to find a solution to the problem
12、.要找到解决这个问题的办法也许要花很长时间。用solve的适当形式填空Charlie thinks money will all his problems.There are no simple to the problem of overpopulation.【答案】solvesolutions5from.on从时起From then on，I grew rapidly both in size and in brainpower.(P18)从那时起，我在体积和智能方面迅速成长。From now on，we should pay more attention to protecting th
13、e environment.从现在起，我们应该更加注意保护环境。She never spoke to him again from that day on.从那天起，她再没和他说话。完成句子从那时起，他决定努力学习。He decided to study hard 从今以后你过马路时要更加小心。Please be more careful when you cross the street 【答案】from then onfrom now on6As time went by，I was made smaller.(P18)随着时间的推移，我被做得更小了。句中as为连词，意为“随着”，引导时间
14、状语从句。As time goes on，its getting warmer and warmer.随着时间的推移，天气变得越来越暖和了。As housing price is going up fast，ordinary people find it harder to afford one.With housing price going up fast，ordinary people find it harder to afford one.随着房价的迅速攀升，普通人发现支付一套房子越来越难了。【提示】as与with均可表示“随着”，但词性不同。as是连词，引导时间状语从句；with是
15、介词，后接名词/代词分词构成with的复合结构。as用作从属连词，表示“既然，因为”，引导原因状语从句。as用作从属连词，表示“虽然”，引导让步状语从句，只用于倒装语序，即把作表语的形容词、名词或作状语的副词以及动词原形置于句首。as用作关系代词，引导定语从句，可放于句首、句中或句末。As were both tired，lets just grab a takeaway.我们俩都累了，来吃点外卖食品吧。Try as she might，Sue couldnt get the door open.无论苏怎样努力，她就是打不开门。【对接高考】(2012山东高考)He smiled politel
16、y Mary apologized for her drunken friends.AasB ifCunlessD though【解析】句意：当Mary为她喝醉了的朋友道歉时，他礼貌地微笑着。根据句意，此处只能用as引导这个时间状语从句，相当于while。其他选项中，though表示让步，不符合句意。unless意为“要不是”，可以排除。【答案】A完成句子随着时间的流逝，他已经改变了许多。 ，he has changed a lot. 尽管已经很疲惫了，学生们仍继续练习。Tired ，the students went on practising.【答案】As time went by/Wit
17、h time going byas they were7as a result结果As a result I totally changed my shape.(P18)结果我的形状完全改变了。He didnt work hard；as a result he failed the exam.他学习不努力，结果考试不及格。as a result/as a result ofas a result表示“因此，结果”，单独使用，作连接性状语，起承上启下的作用。as a result of表示“由于的原因，作为的结果，”后接名词或代词，在句中常用来引导原因状语。He stayed up too la
18、te last night；as a result，he didnt get up on time today.他昨晚熬夜了，结果今天没有按时起床。He didnt get up on time today as a result of staying up too late last night.他今天没有按时起床，原因是昨晚熬夜了。【教师备课资源】result from 由造成；因而产生result in 引起(某种结果)；使获得(某种成果)；结果用as a result和as a result of填空由于锻炼，他已强身健体。 exercise，he has built up his b
19、ody.由于条件太差，工人们离开了。The conditions are poor； ，the workers left.The workers left the poor conditions.【答案】As a result ofas a result；as a result of8Over time my memory has developed so much that，like an elephant，I never forget anything I have been told！(P18)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！s
20、o.that.“如此以至于”，引导结果状语从句。He draws so beautifully that his drawings are all liked by others.他画得很漂亮，别人都喜欢他的画。She was so strong that she could lift the heavy box.她很强壮，能够拎起这个沉重的盒子。 soHe has so much money that he can buy what he wants.他有很多钱，他能买他想要的任何东西。It is so heavy a box that I cant lift it.箱子如此重以至于我提不起
21、来。【教师备课资源】such.that.结构suchadj.不可数名词that从句suchadj.可数名词复数that从句sucha/anadj.可数名词单数that从句so.that.句型中，so位于句首，句子要用部分倒装。完成句子小偷跑得太快，我没能抓住他。The thief ran I couldnt catch him.她有太多的衣服，都不知道穿哪一件了。She has she doesnt know which one to wear.【答案】so fast thatso many clothes that9application n应用，运用，申请，请求，申请表Since the
22、1970s many new applications have been found for me.(P18)自从20世纪70年代以来，我有了很多新的用途。A microcomputer has a wide range of applications for businesses.微(型)电脑在商业方面用途很广。There were more than 300 applications for the six jobs.有300多人申请这6份工作。on application(to)(向)申请application form申请表apply v应用，运用，申请，请求apply onesel
23、f to专心于，集中精力于apply to.向提出申请；适用于apply for.申请apply.to.把应用于；将涂/贴在上He applied himself to his new job.他努力干好新的工作。The nurse applied some medicine to his burn.护士给他的烧伤处上了点药。用apply的适当搭配及形式填空This book beginners.They permission to use the meeting room.【答案】applies toapplied for10explore v探索；探究；探测；考察；探险I have eve
24、n been put into space rockets and sent to explore the Moon and Mars.(P18)我还被放置在航空火箭里去探测月球和火星。Some day，I will go to explore the Mars.总有一天，我要去探索火星。The scientists are exploring all possible ways to improve food production.科学家们正在探究所有可能提高食品产量的方法。exploration nC，U探索explorer n探险者The success of the explorati
25、on made the explorer excited.探索的成功让探险者激动不已。根据语境选词填空(explore/exploration/explorer)As an ，he likes the world unknown to people，and the always brings him happiness and excitement.【答案】explorer；exploring；exploration11Anyhow，my goal is to provide humans with a life of high quality.(P18)不管怎样，我的目标是给人类提供高质量的
26、生活。(1)anyhow adv.(也作anyway)无论如何；即使如此；随便地The fog was heavy that day，but anyhow he drove away.那天的雾很大，但是即使如此他还是开车离开了。He left his books and papers anyhow.他的书籍和报纸放得很乱。anyway adv.无论如何；(转换话题)对了，总之；究竟，到底；而且，加之somehow adv.以某种方式；用某种方法；不知为什么We must get the work finished somehow by tomorrow morning.我们必须设法在明天早上以
27、前把工作做完。It doesnt make much difference because we are going to be late anyway.这没多大关系，反正我们要迟到了。Anyway，I must be going now.总之，我现在得走了。单项填空The doctor told me to stay in bed，but Im going to the dance AthoughB thereforeCanyhowD thus【解析】句意：医生要我躺在床上，但我无论如何都要去参加舞会。anyhow“无论如何”，符合题意。though“不过，然而”，不能与but连用；ther
28、efore“所以”；thus“因此”。【答案】C(2)goal n目标；目的；球门；(进球)得分After trying many times，they finally scored a goal.多次尝试之后，他们终于射进了一球。Liverpool won by three goals to one.利物浦队三比一获胜。life goal/ones goal in life人生目标set a goal设定一个目标achieve/realize ones goal实现目标Weve achieved our goal of building a shelter for the homeless.我们已经实现了为无家可归者建庇护所的目标。To become an excellent director is her life goal.成为一名优秀的导演是她的人生目标。根据语境填入恰当的动词To live a meaningful life，one should a goal for his life，and work hard to it.【答案】set；achieve