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必修2 Unit 3 Computers一、教学内容必修2 Unit 3 Computers（一）重点单词（二）重点短语（三）重点句型二、知识精讲（一）重点单词1. simplify v. 简化; 使易懂This dictionary tries to simplify the meanings of words.这本词典努力把词意简化。
He tried to simplify the story for the younger audiences.他尽力简化这个故事便于年轻读者理解。
知识拓展：simple adj. 简单的; 朴素的simply adv. 简单地；简明地They live a simple and happy life.他们过着简朴而幸福的生活。
The questions can be answered quite simply.这些问题回答起来很容易。
2. solve vt. 解决，解答Help me to solve my financial troubles.请帮我解决经济上的困难。
I solved the word puzzle in three minutes我用三分钟解出那个字谜。
知识拓展：There’s no easy solution to this problem.没有解决这个问题的容易的方法。
即学即用：He was very bright and ______the crossword in ten minutes.A. solutionB. solvedC. settledD. ended答案：B3. total1) n. 总数；总计You got 47 points on the written examination and 18 on the oral, making a total of 65.你笔试得了47分，口试得了18分，总分65分。
The repairs come to over $ 500 in total.修理费总共500多美元。
必修2Unit 3Computers要点梳理高效梳理·知识备考●重点单词1．calculate vt.计算→calculator n．计算器2．universal adj.普遍的；通用的；宇宙的→universe n．宇宙→universally adv.普遍地3．simplify vt.简化→simple adj.简单的4．technology n．工艺；科技；技术→technological adj.科技的5．revolution n．革命→revolutionary adj.革命的6．intelligence n．智力；聪明；智能→intelligent adj.有才智的；聪明的7．solve vt.解决；解答→solution n．解答8．reality n．真实；事实；现实→real adj.真实的，真正的9．personal adj.私人的；个人的；亲自的→personally adv.亲自地10．finance n．金融；财经→financial adj.金融的，财政的11．explore vt. & vi.探索；探测；探究12．anyhow adv.无论如何；即使如此13．goal n．目标；目的；球门；(进球)得分14．signal vi. & vt.发信号n．信号15．type n．类型vt. & vi.打字16．arise vi.出现；发生17．electronic adj.电子的●重点短语1．have...in common共有；共用2．from...on从……时起3．come into reality成为现实4．as a result 结果5．in a way 在某种程度上6．with the help of 在……的帮助下7．deal with处理8．watch over看守；监视9．give away赠送10．be crazy about对……着迷11．make up弥补；整理12．after all 毕竟●重点句型1．And my memory became so large that even I couldn't believe it！我的存储量变得如此巨大，甚至连我自己都不能相信！2．Anyhow, my goal is to provide humans with a life of high quality.无论如何，我的目标是为人类提供高质量的生活。
英语必修二Unit3 Computers拓展词汇1.simplify vt.简化；使简明simple--complicated（复杂的）adj. simplify---complicate（使复杂化）vt.-fy “形成”“变成”“使……化”beautify，classify2.It takes +一段时间+before+从句过了一段时间后才……It will (not) be +时间段+before+从句（现在时）要过一段时间后才……（用不了一段时间就……）It was (not) be +时间段+before+从句（过去时）过了一段时间后才……（没过一段时间就……）3.solve vt.解决；解答【变形】solution n.解决，解答the solution to the problem【辨析】solve & settle4.reality n. [U]现实；真实[C] 事实；实际truth/as a matter of fact5.随着……As time went by,......(从句)With time going by,......（复合结构）6.go by (时间)逝去，过去；走过；经过；（机会等）轻易错过7.as a result 因此，结果（+结果）as a result of 由于……，作为……的结果（+原因）result from 由……引起，起因于result in 导致，造成8.totally adv. 完全地；整个地9.so...that 如此……以至于（+结果状语从句)置于句首--倒装结构So tired was she that he fell asleep as soon as he lay down.10.application n.[C,U]应用；用途；申请；请求make an application (to sb.) for （向某人）申请……an application form 申请表【变形】11.explore v.探测，勘察，探险；探究，考察【形近词】explode 爆炸explain 解释说明export 出口，输出12.anyhow adv.1）（转换话题、结束谈话或回到原话题时说）无论如何，反正Anyhow I don’t like it.2）而且，加之，反正I don’t want to go out and anyhow it is raining.3）尽管，即使这样I am afraid I can’t come, but thank you anyhow.13.goal n.14.of high qualityof +修饰词（high，great，little，some，no 等）+抽象名词（value,importance，use，help，interest等）作定语或表语=adj.15.intelligent adj. 智能的，聪明的intelligent machines/systems 智能机器/系统【变形】intelligence n.智力；才智；智慧intelligence quotient =IQ智商e true 实现，成为现实（无被动）become a reality 实现realize 实现17.give away捐赠，赠送；分发，颁发；泄露，暴露18.signal1) v. 发信号；示意2)n.信号，暗号a danger/warning signal 危险/警告traffic signals 交通信号19.personally adv.1）就个人而言=in one’s opinion2）本人；亲自by oneself20.in a way =in one/some way在某种程度上in the way/in one’s way 挡道，碍事in this/that way 以这种/那种方式in any way 在任何方面by the way 顺便说一下，顺便问一下by way of 经由……on one’s/the way to 在去……的途中in no way 决不，一点儿也不21.arise vi.1）出现；发生，产生2）（由……）引起；（因……）产生22.make up1)组成，构成被动形式be made up of2)编造，虚构3)化妆，打扮4)弥补（常与for连用）23.after all1)终究；归根结底（结果与预想不同，句尾）2)毕竟，别忘了（解释或说明理由，句首at all 完全，根本(否定，疑问，表条件的从句) not ...at all 一点也不above all 首先，最重要的是，强调最重要的in all 总共，总计=in total24.with the help of sb. =with one’s help 在……的帮助下；借助（be）of great help 非常有帮助come to one’s help 来帮某人的忙can't help but do sth. 不得不做某事can't help doing sth. 忍不住做某事help...out 帮助……摆脱困境help oneself to 自用；自取25.deal with1）对待；对付；处理2）与……交易3）论及；涉及how to deal with...what to do with...26.watch over1)看管；照顾。
高中必修二英语Unit3Computers重点知识练口语前我们需要明确目标，是为了通过考试?为了工作?还是出国深造、移民等?一旦确立好目标，我们也就有了学习的方向和动力。
下面是小偏整理的高中必修二英语Unit3Computers重点知识，感谢您的每一次阅读。
高中必修二英语Unit3Computers重点知识重点词汇、短语solve解决;解答from…on从…...时起asaresult结果so…that如此…以至于explore探索，探测，研究anyhow无论如何，即使如此goal目标，球门，得分humanrace人类signal发信号，信号type类型，打字inaway在某种程度上arise出现，发生withthehelpof在…...的帮助下electronic电子的dealwith处理watchover看守，监视rise/arise/arouse/raise的区别单词词性及意义过去式过去分词现在分词arise(vi.)出现,发生arosearisenarisingarouse(vt.)唤醒,激起arousedarousedarousingrise(vi.)升起,上升roserisenrisingraise(vt.)举起,饲养raisedraisedraising重点句型1.certain和sure的句型sb.besure/certainof…=sb.besure/certainthat从句：某人确信…besure/certaintodosth.肯定会做…It’scertainthat从句肯定会例如：It’scertainthathewillsucceed.=He’ssure/certaintosucceed.他肯定会成功的。
I’msure/certainofhissuccess.=I’msure/certainthathewillsucceed.我确信他会成功的。
2.主语+be+adj+todoThequestioniseasytoanswer.状语从句的省略在when,while,if,unless,though,once等引导的状语从句中，如果从句的主语和主句的主语一致,且从句中的谓语含有be动词时,为了使句子简洁,可省略从句中的主语和be动词。
人教版高中英语必修二（Book 2 Unit 3)Unit 3 Computers核心单词1. common adj. 共同的，普遍的；常见的常用结构：in common 共有，公用(在句中多作状语）have nothing/little/a lot/something in common (with) sb. 与某人没有/许多/有些共同之处in common with 和……一样common sense/knowledge 常识common welfare 公共福利易混辨析common/ordinary/usual/normalcommon 指"共有的，公共的；共同的；常见的"。
反义词为rare。
common作"普通的"讲时可与ordinary换用。
如"普通人"也可以说成common people。
ordinary 意为"普通的，平淡无奇的"，指没有什么特别的地方。
usual 意为"平常的，通常的，一向的"，含惯例之意。
normal 意为"正常的"。
Jane and I have nothing in common.=I have nothing in common with Jane. 我与简毫无共同之处。
The problems are common to all societies. 这些问题是所有社会的通病。
In common with many young people, he prefers pop songs.和许多年轻人一样，他喜欢流行歌曲。
He is in ordinary clothes. 他穿着平常的衣服。
We meet every day at the usual place. 我们每天在往常那个地方见面。
单项填空Harry visited the bookstore every week. He became sucha______________customer that the bookseller gave him some books as presents.A. commonB. normalC. usualD. average解析：选C。
Book II Unit Three Computers1.as a result 结果, 因此,表示原因和结果。
As a result he was given an excellent job.as a result of sth “由于…的原因”，其后跟名词后名词性短语，但不跟句子。
He was late asa result of the snow.2.so…that…如此……以至于……引导结果状语从句有以下结构: so + adj / adv thatso + many / few /much /little +名词thatThe house is so expensive that I can’t afford it.There are so many people that I can’t get in the bus.3. anyhow adv anyway 无论如何，不管怎样He told me not to buy it, but I bought it anyhow.It may be risky but we'll chance it anyhow.11.in a way 在某种程度上in some ways 在某些方面by the way顺便说说；顺便提一下all the way 自始至终；完全地I don’t like the house in a way.A bad thing can be changed into a good thing inaway.4.arise vi. 呈现; 出现; 发生During the night a great snow has arisen.A new difficulty has arisen.5.with the help of / with one’s help借助于，在…的帮助下The old walk with the help of walking sticks.With the teacher’s help, he made a rapid progress.6..deal with应付, 处理; 对待He have a great deal of problems to deal with.Be careful. She is very difficult to deal with.7.watch over 看守,监视watch out 注意；当心He used to be made to watch over sheep.Watch out ! A big dog is coming at you.8. from …on 从……时开始；从……时以后From then on he refused to talk about it.We must study even hard from now on.9. consist of =be made up of…由。
