高一英语必修2 unit3 computer学案Microsoft Word 文档.doc

必修2 Unit 3 ComputerSection Warming-upReading- Language Points课前 自主预习 .重点单词1. 计算（v.）_；计算器（n.）_；计算（n.）_2. 普遍的，通用的，宇宙的（adj）_；宇宙，全世界，万物（n.）_3. 使简化（v.）_；简化（n.）_；简化的（adj.）_4.智力；聪明；智能（n.）_；智能的,聪明的（adj.）_ 5. 解决，解答（vt.）_6. 真实，事实，现实（n.）_；真实的（adj.）_7. 私人的,个人的（adj.）_；亲自地；就本人而论（adv.）_8. 总的，整个的（adj.）_；总数，合计（n.）_；完全地，整个地（adv.）_9. 运用,用途，申请（n.）_；.运用,申请（v.）_；10. 无论如何，即便如此（adv.）_ . 重点短语1. have sth _ common 和有共同之处。2. _ with 把. 与相比 3. from _ on 从那时起4. go _ 过去；经过；走过 5. so _ 如此以致于6. as a _ 结果 7. provide sb. _ sth. 为某人提供某物 8. _ sth. with sb. 与某人分享某物课内 研析探究 .重点单词1. compare v. 比较；对比；与相比 n. 举世无双，独一无二的东西【教材原句】Work out a list and compare it with your partner. 列一张清单并和你的同伴作比较。eg. We compared the two reports carefully.【知识拓展】comparewith/to.把和作比较compare to 把比作compared to/ with 与相比【即学即用】_this that, and youll find which is best.Teachers are often gardeners while students flowers. his sister, he was indeed very fortunate.2.calculate vi. & vt. to find out how much something will cost, how long something will take etc, by using numbers 意为_【教材原句】I began as a calculating machine in France in 1642.(P18) 1642年我在法国诞生时时一谈计算机器。vt. calculate how much/ how many etc.eg. 我试着算算我们需要多少钱。 vi. calculate on/upon = depend on 意为_eg. 我们指望开运动会时有个好天气。 【知识拓展】calculation (n.) 计算；计算结果 calculator (n.) 计算器calculable (adj.) 可计算的 calculated (adj.) 精心策划的；蓄意的【即学即用】It is difficult to_ how much time the project will take.A. count B. complete C. calculate D. account3. simplify vt. to make something easier or less complicated 意为_eg. Who would like to simplify the difficult sum?simply adv. 仅仅，只不过；简单，明了地；朴素，简朴地eg. This is simply a small problem.simple adj. (simpler, simplest)(1) not difficult or complicated 意为_He couldnt even answer very simple questions.译为_(2) without a lot of decoration or added things 意为_Nothing is simpler than a cool white shirt.译为_(3) not having many parts 意为_You will need a few simple tools for this job.译为_(4) honest and ordinary and not special in any way 意为_My father is just a simple peasant.译为_4. sum n. c (1) the number you get when you add two or more numbers together 意为_eg. The sum of five and four is nine.(2) an amount of money 意为_ a large sum of+ n. u 大量，许多 e.g. He gave me _food. 他给了我很多食物。(3) a simple problem that involves calculating numbers 意为_eg. learn to_ 学做算术vt.(summed, summed) (1) to calculate the sum of 意为_(2) to state the main points of sth in a short and clear form 意为_sum (up) 合计；总结；概述 eg. Please _the figures 请合计这些数字 He _the situation in a few words. 他用几句话概括了形式。5. technology n. eg. the technology of computers_ medical technology_【知识拓展】technological (adj.) 科技的 technique（n.） 技巧，技艺 technical （adj.） 技术的，应用科学的 technically （adv.）在技术上，在技巧上【误区点播】technology 与technique(1) technology意为技术”“工艺”，是学术理论上的总称，是不可数名词。如science and technology(科学技术)(2) technique常指某种具体的技术、技艺，是可数名词。如 the technique of drawing（绘画技巧）【即学即用】用technology 或technique 的正确形式填空 She is a wonderful artist, who combines different _in the same painting. As a musician, she has _quite accomplished. Nowadays science and _is playing an important part in modern society. Recently they have made a major _ breakthrough. 6. intelligence n智力，智能，聪明artificial intelligence _ a person of high /low intelligence _intelligence test _ intelligence quotient(IQ)_ intelligent adj. 有智力的，智能的，聪明的，理解力强的eg. an intelligent boy/ answer/ software/ system/robot 【即学即用】He is a person of great _. 他是个极聪明的人。A dolphin is an _ animal. 海豚是有智力的动物。The boy give a(n) _ reply to avoid the embarrassment.A. intelligent B. intelligence C. foolish D. stupid7. solve vt. 解决（问题）； 解答，破解，解释（难题）【教材原句】 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 problem.(p18)在1936年，我真正的父亲，艾伦.图灵写了一本书，讲述了怎么能使我成为一台“通用机器”来解决数学难题。eg. This is the best way of dealing with a problem. eg. solve a puzzle/ a riddle/ a mystery/ a casesolution n. 解决办法，处理手段 a solution to sth 的解决方法eg. There is no simple solution to this problem.【误区点播】settle 与solve二者都有“解决”的意思，但是settle 的解决对象的某种形式的争端，solve 的解决对象往往是一个需要给出答案的问题 an issue a problem an argument a mysterysettle a quarrel solve a puzzle a matter a difficulties【即学即用】-How do you deal with the agreement between the company and the customers?-The ket_ the problem is to meet the demand_by the customers.A. to solving, making B. to solving, mae C. to solve, making D. to solve, make8. personal adj. 私人的，个人的，亲自的【教材原句】 First as a PC(personal computer) and then as a laptop. I have been used in offices and homes since the 1970s.自20世纪70年代以来，我一直被用在办公室和家庭里。先是用作个人电脑，后来又做成便携式电脑。eg. a personal computer/letter eg. sbs personal view/opinion/interestseg. apersonal interview/call【知识拓展】personality n.性格，个性，人格 personally adv. 就个人而言，亲自.As far as I know, his wife has a strong personality. .Personally (speaking), I dont like this film.【即学即用】(1) Please leave us alone; we (有个人事情要谈)(2) After the president made an official announcement, she (表达个人观点)9. anyhow adv. 无论如何，即便如此，无论怎样，至少【教材原句】Anyhow, my goal is to provide humans with a life of high quality.不管怎样，我的目标是给人提供高质量的生活。eg. Anyhow you must tell me the truth.【知识拓展】(1) 同义词: anyway (2) somehow adv. 用某种方法，不知怎么地【即学即用】It may rain , but I shall go out _.A. somehow B. anyhow C. somewhat D. anywhere. 重点短语1. havein common 与有共同点；与共有【教材原句】Discuss what they have in common.（P17） 结对讨论他们有什么共同之处。【知识拓展】have a lot / much / little / something /nothing in common with有许多 /几乎没有/ 一些 /没有/ 共同之处in common共同，共有，共用in common with 和一样common sense 常识eg. What do the two pictures have in common? 这两个图片之间有什么共同之处?eg. They have nothing in common with one another. 他们彼此毫无共同之处.【即学即用】1. I suddenly felt we (有很多共同点)2. （和大部分年轻人一样）, he likes to listen to rock and roll.3. I havent a thing _ common _ my father.( B) A. in, about B. in , with C. on, of D. with, in2. fromon 从时起【教材原句】From then on, I grew rapidly both in size and in brainpower.从那时起，我在体积和智能发面迅速成长。 from now/then/today/tomorrow oneg. From now on, we should study harder.【即学即用】 从那时起，他决定努力学习。He dicided to study hard_. 从今以后你过马路要更加小心。 Please be more careful when you cross the street_.3. as a result 结果,.因此【教材原句】As a result I totally changed my shape. 结果我的外形完全改变了。eg. It rained heavily. As a result I was late. as a result of作为的结果，由于的结果eg. As a result of the heavy rain, I was late.【误区点播】as a result表示“结果,.因此”，单独使用，作连接性状语，起承上启下的作用。as a result of表示“作为的结果，由于的结果”，后接名词或代词，在句中常用来引导原因状语。 表原因的短语还有：because of, thanks to ,owing to , due to 【助记】【知识拓展】result in(=lead to) 导致eg. Laziness resulted in his failure.result from 由导致eg. The car accident resulted from the drivers careless.【即学即用】 由于锻炼，他已强身健体。_ exercise, he has built up his body. 由于条件太差，工人们离开了。The condition are poor; _, the workers left.= The workers left _ the poor conditions. 重点句型1. As time went by, I was made smaller.随着时间的流逝，我被做的更小了。句型透析：句中as 引导时间状语从句，意为“随着”go by (时间)过去，逝去 从经过 遵循，以来判断As time goes by, my memory seems to get worse.Did you see a boy go by on a bicycle?Thats a good rule to go by.辨析：as 与with(1) as 是连词，引导时间状语从句As time went by，the city became more beautiful.(2) with 是介词，后接名词或代词构成with短语或with复合结构With time going by, they became close friends.【即学即用】(1)As time_, she became more and more anxious about her sons safety.A. passing B. going by C. passed D. goes by(2)With the time_, our anxiety grew .A. goes by B. going by C. has gone by D. had gone by(3)Three months_ before we knew it. A. passed by B. went C. went by D. past2. I developed very slowly and it took nearly 200 years before I was built as an analytical machine by Charles Babbage.我发展得很缓慢，大约200年后，查尔斯.巴比奇才把我制成了一台分析机。句式透析：It will take/ took/ was +一段时间+before 从句本句型中，before引导一个时间状语从句。Before的本意为“在之前”，但如果主句是肯定句，并且与时间段连用，可意为：“之后才”，表示主句的动作放生的迟缓.It was a long time before I went to sleep last night.昨天夜里过了很久喔才睡着。【知识拓展】“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 ” 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.译为：_It was not long before he got a rise in the company.译为：_It will not be long before we get used to the new school life.译为：_巩固练习：1) 他又花了五年的时间才实现了上大学的梦想。It took another five years _ he _ his dream of going to college.2) 不久就会有人来看你。It _ _ a long time _ someone comes to see you.3) He was told that it would be at least three more months _ he could recover and return to work.A. when B. before C. since D. that3. sothat “如此以至于”【教材原句】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。句型透析：sothat“如此以至于”，引导结果状语从句。soadj./adv.that.引导肯定的结果状语从句，意思是“如此以致于当球迷们看到贝克汉姆的时候，他们如此激动以致于大喊大叫。WhenthefootballfanssawBeckham,theygot_excited_theycriedout.soadj./adv.that.引导否定的结果状语从句，意思是“如此.以致于不能”MissGaoaskedaquestion,butitwas_thatnobodycouldanswerit.A.verydifficultB.toodifficultC.difficultenoughD.sodifficult 注意：当so.that.引导的结果状语从句为肯定句时，可以与 beenoughtodo转换；当从句为否定句时，可以与too.to.或benot.enoughtodo转换。如Davidwassocarelessthathedidntfindthemistakesinhistestpaper.(变为简单句)Davidwas_ careless_ findthemistakesinhistestpaper.A：Theboyissoyoungthathecantlookafterhimself.(改写句子使B句与A句意思相近)B：Theboyisnot_ tolookafterhimself. so.that.引导结果状语从句有时候可以与such.that.句型相互转换。ThestoneissoheavythatIcantliftitup.(改写句子)Itis_ aheavystone_ Icantliftitup.【误区点播】 adj.+ a/an +可数名词单数+ that a/anadj.单数可数名词thatso+ many/few +可数名词复数+ that such+ adj.复数可数名词thatmuch/little(少) +不可数名词+ that adj.不可数名词that soadj./adv.that.引导的结果状语从句，当soadj./adv.位于句首时，主句应用部分倒装结构。eg. So beautiful is she that we all like her.sothat(1)引导结果状语从句时，意思是“因此；所以”， 从句与主句之间往往有逗号相隔开（即略作停顿）”。(2)引导目的状语从句时，意思是“以便；为了”，从句中常使用can/ could/ may/ might/ will/ would/s hould等情态动词或助动词，引导结果状语从句时，从句中一般不用can和may等词。eg. Heworkedhardathislessons,sothathegainedhighgradesintheexams.译为_ （_状语从句）Heworkedhardathislessonssothathecouldgainhighgradesintheexams.译为_ （_状语从句）【即学即用】 His plan was such a good one_ we all agreed to accept it.A. so B. and C. that D. as It was _ that we wanted to stay here or another two days.A. such fine weather B. such a fine weather C. so fine weather D. so fine a weather I havent seen Ann for _long that Ive forgotten what she looks like.A. such B. very C. so D. too课后 拓展提升 1. I cant tell you the exact time Ill get there, maybe at eight or nine or even later. _, Ill be there as early as I can. A. Anyhow B. However C. Thus D. Therefore 2. _ you grow older, youll know better and better about yourself. A. Since B. As C. Before D. So 3. Tom is _ that he cant go to school. A. so a young boy B. a so young boy C. a such young boy D. such a young boy 4. _ the money shortage, many small companies closed down. A. As a result of B. As a result from C. Resulted in D. As a result 5. Im fond of music while my sister likes reading novels. It seems that we have nothing _. A. in like B. in common C. in same D. in similar 6. It was generally believed that the show was not as successful as expected, but _, I think it was a great success.A. personally B. directly C. publicly D. secretly 7. The procedures(程序) of operating a computer have been _ several times, the results of which have made it much easier _. A. cut down; to operate B. simplified; to be operated C. reduced; to be operated D. simplified; to operate 8. As time_, she became more and more anxious about her sons safety. A. passing. B. going by. C. passed. D. goes by.9. _ how much the trip will cost and see if you can afford it.A. See B. Calculate C. Count D. Work at10. _, he became addicted to computer games and dropped out of school.A. Since then B. From then on C. After then D. After then on11. Lily is _girl and we all like her.A. a intelligent B. a intelligence C. an intelligent D. an intelligenceSection Learning about LanguageUsing Language课前 自主预习 . 重点单词1._vi.& vt.发信号；n. 信号2._n.类型；vt.& vi.打字3._(arose, arisen) vi.出现，发生4._n.外观；外貌；出现；_vi.出现5._adj.电子的；_adj.电动的；_adj.与电有关的；_n.电6._n.性格；特点. 重点短语1.在某种程度上_ 2.作出决定 _3.从时候起_ 4.结果_5.处理；安排；对付_ 6.弥补,补足, 整理,编造_7.毕竟_ 8.看守,监视_9.在帮助下_ 10. 夜以继日地_课内 研析探究 重点单词1.signal n. 信号，暗号；vt.&vi. 发信号【教材原句】For example, I have learned to signal to my teammates in computer language to give me the ball when I an open an have a good shot for a goal.例如，当我无人防守， 可以好好射一个球的时候，我已学会用计算机语言向队友示意把球传给我。signal (to) sb/sth (to do sth) 向发出（做）的信号 a signal to 做的手势The policeman was signaling to the driver to stop, but he didnt notice.His gesture was a signal to take action.【即学即用】 In our class, when the bell rang and the teacher closed his book, it was a _for everyone to stand up. A. signal B. chance C. mark D. measure -Look! The red light is on. It is the _ for us to stop. - Oh! Thank you. I _ thinking some questions.A. goal; is B. entrance; am C. signal; was D. design; be2. arise vi. (arose, arisen)出现；发生（arise为不及物动词，没有被动语态） 【教材原句】Then she prepares reliable moves to use if a new situation arises.然后如果有新的情况发生，她准备使用可靠的动作。arise 作“呈现；发生；出现”之意时，主语多为一个抽象名词，如argument/problem/quarrel/question。 arise from / out of由而引起；从中产生 Several new industries arose in the city. Accidents often arise from carelessness. How did the quarrel arise? 【易混辨析】 arise不及物动词，意为“出现、发现”，常用于抽象事物，一般表示事物和问题的产生和出现。 rise不及物动词，意为“升起，上升”。只表示事物向较高的地方或水平移动。 raise及物动词，意为“使上升”，“举起”等【助记】Misunderstanding is likely to arise if people fail to communicate with each other.We did not start until the sun rose in the east.He raised his arm to project his face from being hurt.【即学即用】用rise，arise或raise的适当形式完成句子(1)The sun has not yet . (2) Quarrels among the audience. (3) They a monument to the national hero. II. 重点短语 1. in a way= in one way/in some ways在某种程度上，从某一角度看【教材原句】In a way our programmer is like our coach.在某种程度上讲，我们饿程序员就好像是我们的教练。In a way, he made a great contribution to our country. 从某种程度上来看，他为我们国家做出了巨大的贡献。 【知识拓展】in the way 挡道，碍事 by the way 顺便说，附带说 on the way to 在通往的路上 by way of 通过方法 / 经由 in no way 决不 By the way, where is the hospital?He arrived in Beijing by way of Shanghai. Im afraid your car is in the way.【即学即用】用way的短语填空 我绝不会向他屈服。_will I give in to him. 小汽车挡路了，造成了交通阻塞。The car is _, causing the traffic jam. 尽管我不太同意你的观点，但是在某种程度上我能理解你的意思。_ I can see what you mean, even though I dont quite agree with you.2. make up 组成; 构成; 编造; 弥补; 化妆等.【教材原句】 In this way, I can make up new moves. 用这种方法我可以编制新的东西.Sixty students make up our class. 六十名学生组成了我们班.The criminal made up a story about where he was when the crime happened.这个罪犯编造了一个关于案件发生时他在哪里的故事.She spent an hour making herself up before the party. 舞会前她花了一个小时打扮自己.【知识拓展】make fu