英语必修2unit3 Words

1、Unit 3 Computers【话题词汇话题词汇】1. universaladj. 普遍的普遍的2. mobile adj. 移动的移动的3. virus n. 病毒病毒4. convenience n. 方便方便, 便利便利5. benefit n. 利益利益; 好处好处6. network n. 网络网络7. invention n. 发明发明8. advantage n. 优势优势9. operate v. 操作操作10. download vt. 下载下载11. result in 结果是结果是12. without limit 无节制地无节制地13. negative effect

2、 负面影响负面影响14. follow the fashion 追随时尚追随时尚【经典语篇经典语篇】 (2010安徽高考安徽高考)假如你将参加某英语杂志社开展的一次假如你将参加某英语杂志社开展的一次征文活动征文活动, 征文的内容要求你在电视、手机征文的内容要求你在电视、手机(cell)和网络三者和网络三者中中, 放弃其中一个并陈述理由。请你以放弃其中一个并陈述理由。请你以“Which would you give up: TV, cell, or Web? ”为题为题, 写一篇英语短文。写一篇英语短文。写作要点写作要点: 1. 电视、手机和网络的普及电视、手机和网络的普及; 2. 自己的选择自

3、己的选择; 3. 陈陈述理由。述理由。Which would you give up: TV, cell, or Web? 概括主题概括主题We are now living in an information age, in which TV, cells and the Web are widely used. It seems that many people cannot enjoy themselves without them. 自己的选择自己的选择However, if I had to give up one of them, I would turn off the TV r

4、ather than switch off my cell or cut off the Internet. I could do without TV because few shows take my fancy and therere too many commercials. Besides, most programs on TV are also available elsewhere. 陈述理由陈述理由As for cells and the Web, they are more necessary to me. I need a cell to keep in touch wi

5、th my friends and family, and almost all information can be gathered on the Internet. 【厚积薄发厚积薄发】. 完成句子完成句子(1)There is no doubt that _. 毫无疑问它有很多优势。毫无疑问它有很多优势。(2)Although lots of people _, I still set my heart on _our society. 尽管很多人追随时尚尽管很多人追随时尚, 我仍然想要说一说它对我们社会的负我仍然想要说一说它对我们社会的负面影响。面影响。(3)_ is that it

6、 _. 电脑的优势在于它能够让我们的生活变得丰富多彩。电脑的优势在于它能够让我们的生活变得丰富多彩。it has many advantagesfollow the fashionits negative effect onThe strength/advantage of the computercan makeour life rich and colourful. 句型转换句型转换(1)用用such. . . that. . . 改写句。改写句。_(2)用强调句强调句中的原因状语从句。用强调句强调句中的原因状语从句。_We are now living in such an inform

7、ation age that TV, cellsand the Web are widely used.It was because few shows take my fancy and therere toomany commercials that I could do without TV. 句式仿写句式仿写看起来他离开父母寸步难行。看起来他离开父母寸步难行。(根据句仿写根据句仿写)_It seems that he cannot go any further without his parents. 单词单词分类记忆分类记忆【核心单词核心单词】不可不记不可不记1. _(n. )性格性

8、格; 特点特点2. _(vt. ) 解决解决; 解答解答3. _(adv. ) (也作也作anyway)无论如何无论如何; 即使如此即使如此4. _(n. ) 目标目标; 目的目的; 球门球门; (进球进球)得分得分5. _(vi. & vt. ) 发信号发信号 (n. ) 信号信号charactersolveanyhowgoalsignal6. _(n. ) 类型类型 (vt. & vi. ) 打字打字7. _(vi. ) 出现出现; 发生发生8. _(n. )外观外观; 外貌外貌; 出现出现_(vi. )出现出现9. _(adj. )总的总的; 整个的整个的; (n. )总数总数; 合计合

9、计; (vt. )共计共计; 总计总计; 把把加起来加起来_(adv. )完全地完全地; 整个地整个地10. _(n. )应用应用; 用途用途; 申请申请_(v. )应用应用; 涉及涉及; 申申请请_(n. )申请人申请人; 求职者求职者typeariseappearanceappeartotaltotallyapplicationapplyapplicant【高频单词高频单词】不可不知不可不知11. _(n. )金融金融; 财经财经12. _(vt. ) 计算计算13. _(vt. )简化简化_(adj. )简单的简单的14. _(n. )智力智力; 聪明聪明; 智能智能_(adj. )智能

10、的智能的; 聪明的聪明的15. _(adj. )私人的私人的; 个人的个人的; 亲自的亲自的_(adv. )就个人而言就个人而言; 亲自亲自_(n. )个性个性; 人格人格; 风云人物风云人物; 名名人人financecalculatesimplifysimpleintelligenceintelligentpersonalpersonallypersonality16. _(vt. &vi. )探索探索; 探测探测; 探究探究_(n. )探险家探险家; 勘探者勘探者_(n. )探索探索17. _(adj. )电子的电子的_(n. )电电; 电学电学18. _(n. )工艺工艺; 科技科技;

11、技术技术_(adj. )科技科技的的exploreexplorerexplorationelectronicelectricitytechnologytechnological. 短语短语双语互译双语互译1. 从从时起时起_2. 结果结果 _3. 高质量的高质量的 _4. 时光流逝时光流逝; 顺便拜访顺便拜访 _5. in a way _6. make up _7. after all _8. with the help of _9. deal with _10. watch over _from. . . onas a resultof high qualitygo by在某种程度上在某种程

12、度上弥补弥补; 化妆化妆; 编造编造; 构成构成毕竟毕竟在在的帮助下的帮助下处理处理; 安排安排; 对付对付看守看守; 监视监视 语境取词语境取词选用上面的单词或短语填空选用上面的单词或短语填空Computers can carry out different _(类型类型)of tasks. They can download information from the web or mobile phone _(信号信号), help to _(探索探索)the moon and instruct androids with the human races _(性格性格) to _(照管照管

13、)the young or the old. _(无论如何无论如何), computers are so helpful that they do bring happiness. Computers are easily attacked by viruses. This reality has become a hard problem to _(处理处理). _(结果结果), computers are dangerous _(在某种程度上在某种程度上). typessignalsexplorecharacterswatch overAnyhowdeal withAs a resulti

14、n a way. 句型句型超级仿写超级仿写1. before引导时间状语从句引导时间状语从句, “之后才之后才”I developed very slowly and _(差不多过了两百年才差不多过了两百年才)I was built as an analytical machine by Charles Babbage. 【仿写仿写】不久公交车就来了。不久公交车就来了。_it took nearly two hundred yearsbeforeIt was not long before the bus came.2. I wondered if. . . “我想知道我想知道”By the

15、1940s I had grown as large as a room, and _(我想知道我是否能够长得更大些我想知道我是否能够长得更大些). 【仿写仿写】(2011浙江高考浙江高考)我想知道学校是否能够在周围放置我想知道学校是否能够在周围放置更多的垃圾箱。更多的垃圾箱。_ more dustbins around. I wonderedif I would grow any largerI wonder if the school could place3. as引导时间状语从句引导时间状语从句, “随着随着”_(随着时间的推移随着时间的推移), I was made smaller.

16、 【仿写仿写】随着科学技术的迅速发展随着科学技术的迅速发展, 谁能预测到将来会有什谁能预测到将来会有什么样的发明么样的发明? _, who can predict what inventions there will be in the future? As time went byAs science and technology develops rapidly4. so. . . that . . . 引导结果状语从句引导结果状语从句, “如此如此以至于以至于”Over time my memory has developed _(如此多以如此多以至于至于), like an eleph

17、ant, I never forget anything I have been told! 【仿写仿写】他如此费力地想把面条夹起来以至于他满头大汗。他如此费力地想把面条夹起来以至于他满头大汗。He is trying _ he is sweating a lot. so much thatso hard to pick up the noodles that5. be to do结构结构Anyhow, my goal _(给人类提供高质量的生活给人类提供高质量的生活). 【仿写仿写】她的建议将会影响她的建议将会影响(influence v. )他们的决定。他们的决定。Her advice _

18、. is to provide humans with a life of highqualityis to influence their decision【重点单词重点单词】1. calculate vt. 计算计算【记一记记一记构建知识构建知识】(1)be calculated to do sth. 打算或计划做某事打算或计划做某事calculate on doing sth. 指望或依靠做某事指望或依靠做某事It has been calculated that. . . 据估算据估算(2)calculation n. 计算计算, 推算推算calculator n. 计算器计算器, 计

19、算者计算者*The little boy usually calculates on using the calculator, whose calculation is accurate, to calculate those difficult math problems. 这个小男孩通常依靠计算准确的计算器来计算那些这个小男孩通常依靠计算准确的计算器来计算那些难的数学问题。难的数学问题。【重点单词重点单词】1. calculate vt. 计算计算【填一填填一填激活思维激活思维】This activity _ _ _ attract the attention of ordinary p

20、eople. 这个活动旨在吸引普通人的注意力。这个活动旨在吸引普通人的注意力。_ _ _ _ _ at least 6 cars hit each other in the recent car accident. 据估算在最近的那次交通事故中至少有六辆车相撞。据估算在最近的那次交通事故中至少有六辆车相撞。is calculated toIt has been calculated that2. signal vi. &vt. 发信号发信号; 发暗号发暗号; 示意示意 n. 信号信号; 暗号暗号【记一记记一记构建知识构建知识】(1)signal(sb. )that. . . 示意示意(某人某人

21、)signal(to)sb. to do sth. 示意某人做某事示意某人做某事(2)a danger/warning signal 危险危险/警告信号警告信号traffic signals 交通信号灯交通信号灯a stop signal 停车信号停车信号2. signal vi. &vt. 发信号发信号; 发暗号发暗号; 示意示意 n. 信号信号; 暗号暗号【填一填填一填激活思激活思维维】完成句子。完成句子。As soon as he sat down at the table, he _ to the waiter to bring the menu. 一在桌边坐下一在桌边坐下, 他就示意

22、侍者拿菜他就示意侍者拿菜单来。单来。The traffic police _ the driver _ the car should turn left. 交警给司机示意这辆车应该转到左面去。交警给司机示意这辆车应该转到左面去。signaledsignaledthat【拓展延伸拓展延伸】symbol指符号、象征、标志等指符号、象征、标志等, 常表示某种有深邃寓意常表示某种有深邃寓意的事物的事物signal指指为某一目的而有意识地为某一目的而有意识地发出的信号发出的信号sign表示表示“记号、符号记号、符号”时时, 同同symbol; 表示表示“告示告示, 标志标志”时时, 侧重指用侧重指用图形

23、、文字图形、文字等所表达的内容等所表达的内容; 另外还可指另外还可指“征兆征兆, 迹象迹象”mark普通用词普通用词, 含义广泛含义广泛, 既可指为便于辨认而有意既可指为便于辨认而有意识地所做的标记识地所做的标记, 又可指自然而然形成的标志或又可指自然而然形成的标志或有别于其他事物的特征有别于其他事物的特征, 也可用于指也可用于指“分数分数, 成成绩绩”eg. There is no sign of rain. 没有下雨的迹象。没有下雨的迹象。 Look out for a sign to the motorway. She made a signal with her arm for a l

24、eft turn. 3. arise起身起身; 起床起床; 出现出现; 发生发生; 呈现呈现; 产生产生【填一填填一填激活思激活思维维】观观察句子写出加黑察句子写出加黑词词的含的含义义。Seeing his mother return home, the boy arose from his chair immediately. ( )New problems will arise one after another in future. ( )They arose at sunrise to get an early start to the park. ( )Accidents often

25、 arise from carelessness. ( )起身起身出现出现起床起床产生产生【记一记记一记构建知识构建知识】(1)arise作作“呈现呈现; 出现出现; 发生发生”之意时之意时, 主语主语多为多为抽象名词抽象名词argument/problem/quarrel/question/movement等等, 多指多指不好不好的事情发生。的事情发生。(2)arise from/out of. . . 由由而引起而引起; 由由而产生而产生; 从从中产生。中产生。 arise from = result from*Can we begin by discussing matters aris

26、ing from/out of the last meeting? 我们是不是可以从讨论上次会议所产生的问题开始我们是不是可以从讨论上次会议所产生的问题开始? 【辨一辨辨一辨明晰异同明晰异同】原形原形词性词义词性词义过去式过去式过去分词过去分词现在分词现在分词arise(vi. )出现出现, 发生发生, 起因于起因于arosearisenarisingrise(vi. )升起升起, 起立起立, 增长增长, 上升上升roserisenrisingraise(vt. )举起举起, 提高提高, 饲养饲养, 养育养育, 筹筹集集, 招募招募raisedraisedraisingarouse(vt. )

27、唤醒唤醒, 激起激起arousedarousedarousing*One of the problems arising from the present economic situation is that the price is rising sharply, of course, partly because some illegal businessmen raise it on purpose, which has aroused some objection. 由当前经济形势产生的问题之一是价格迅速上涨由当前经济形势产生的问题之一是价格迅速上涨, 当然当然, 部分部分原因是一些不

28、法商贩故意提高价格原因是一些不法商贩故意提高价格; 这种现象已经引起了一这种现象已经引起了一片反对之声。片反对之声。【看一看看一看巧学助记巧学助记】形象记忆形象记忆“升起升起”P37名师用用arise, arouse, rise, raise 填空填空1.New difficulties will _from such situation.2.His strange behaviour_our suspicions.3.The price of wheat has _/has been _since the last summer.arise/resultarousedrisenraisedr

29、iseraise【核心短语核心短语】3. as a result结果结果【填一填填一填激活思维激活思维】完成句子。完成句子。(2013山东高考山东高考)_ _ _, I had no choice but to completely focus on my study. 结果结果, 我别无选择只好完全专心于学习。我别无选择只好完全专心于学习。He was injured _ _ _ _ a car accident. 他因车祸而受伤。他因车祸而受伤。As a resultas a result of【记一记记一记构建知识构建知识】 as a result of 因为因为; 由于由于; 作为作为

30、的结果的结果 result from=arise from 是由是由造成的造成的( (因因) ) result in=lead to 导致导致; 造成造成( (果果) )【看一看看一看巧学助记巧学助记】越来越多的污染越来越多的污染(原因原因)很多物种正在灭绝很多物种正在灭绝(结果结果)*There is more and more pollution. As a result, many species are dying out.*As a result of more and more pollution, many species are dying out.*More and more

31、 pollution has resulted in many species dying out.*The fact that many species are dying out results from more and more pollution.4. deal with处理处理; 安排安排; 对付对付【填一填填一填激活思激活思维维】观观察句子察句子, 写出加黑词的含义。写出加黑词的含义。(2013四川高考四川高考)Our study shows for the first time that the way in which we deal with fear is differe

32、nt. ( )(2011安徽高考安徽高考)This is life, this is what you are going to face, and this is how you deal with it. ( )His article deals with many issues we are greatly concerned about. ( )The lady is hard to deal with. ( )处理处理安排安排涉及涉及对付对付【悟一悟悟一悟参透误区参透误区】 deal with中的中的deal为不及物动词为不及物动词, 常与疑问词常与疑问词how连用连用, 表表示示“

33、怎么处理怎么处理/对待对待”; do with其中的其中的do为及物动词为及物动词, 表示表示“怎么处理怎么处理/对待对待”时时, 常与疑问词常与疑问词what连用。连用。*I dont know how they will deal with the problem. *I dont know what they will do with the problem. 我不知道他们将如何处理这个问题。我不知道他们将如何处理这个问题。用from then on，from now on，since then填空She was stubborn and_she never spoke to him.答

34、案from then onI have never seen him _.答案since then I w i l l g i v e u p s m o k i n g completely_.答案from now on【经典句式经典句式】6. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. 我发育缓慢我发育缓慢, 差不多到了两百年之后差不多到了两百年之后, 查尔斯查尔斯巴比奇才把我制巴比奇才

35、把我制成了一台分析机。成了一台分析机。【填一填填一填激活思维激活思维】仿写句子。仿写句子。They walked very slowly and _ they reached their destination. 他们走得很慢他们走得很慢, 差不多差不多两个小时后他们两个小时后他们才才到达目的地。到达目的地。_ the situation came back to normal. 很多年后这种形势很多年后这种形势才才恢复正常。恢复正常。it took nearly two hoursbeforeIt took many years before【记一记记一记构建知识构建知识】(1)该句使用了该

36、句使用了“It took+一段时间一段时间+before+从句从句(一般过去时一般过去时)”句型句型, 表示表示“过了一段时间后过了一段时间后才才”。在该句型中主句谓语。在该句型中主句谓语动词也可使用动词也可使用be动词。动词。(2)It will(not)be+时间段时间段+before+从句从句(现在时现在时)要过一段时间后才要过一段时间后才(用不了一段时间用不了一段时间就就)It was(not)+时间段时间段+before+从句从句(过去时过去时)过了一段时间后才过了一段时间后才(没过一段时间没过一段时间就就)*It will be a long time before he come

37、s back. 要过很长时间后他才能回来。要过很长时间后他才能回来。*It was not long before the second earthquake happened. 不久第二次地震就发生了。不久第二次地震就发生了。【悟一悟悟一悟参透误区参透误区】 以上句型中若主句为将来时态以上句型中若主句为将来时态, 从句则用一般现在时态从句则用一般现在时态; 若主句是一般过去时态或过去完成时态若主句是一般过去时态或过去完成时态, 则从句用一般过去则从句用一般过去时态。时态。【拓展延伸拓展延伸】“It be+时间时间+从句从句”的句型还有的句型还有: (1)It is/has been+时间段时

38、间段+since+一般过去时一般过去时It is/has been 5 years since he came to our school. 这一句型可引申为这一句型可引申为: It was+时间段时间段+since(从句用过去完成时从句用过去完成时)It was 10 years since he had arrived in China. 注意注意: since从句的谓语动词一般是非延续性动词从句的谓语动词一般是非延续性动词, 但有时也可但有时也可用延续性动词或表示状态的词用延续性动词或表示状态的词, 此时需要注意句子的翻译。此时需要注意句子的翻译。试比较试比较: It is three

39、years since she came to our class. 她来我们班已经有三年了。她来我们班已经有三年了。It is three years since she was in our class. 她离开我们班已经有三年了。她离开我们班已经有三年了。(2)It +was+时间点时间点+when-clause(从句用一般过去时从句用一般过去时)It will be+时间点时间点+when-clause(从句用一般现在时表将来从句用一般现在时表将来)It was already eight oclock when he came back home. 当他回家时已经当他回家时已经8点了

40、。点了。It will be midday when they get home. 当他们到家时将是中午。当他们到家时将是中午。(3)It/This/That is+the+序数词序数词+time+that从句从句(从句用现在完从句用现在完成时成时)It/This/That was+the+序数词序数词+time+that从句从句(从句用过去完从句用过去完成时成时)It is the first time that I have been here. It was the second time that he had been out with her alone. (4)It is +(h

41、igh)time + that +主语主语+did/should do(虚拟语气虚拟语气)It is(high)time(that)we stopped/should stop pollution. (5)It be +时间状语时间状语(被强调部分被强调部分)+that. . . It was at 6 oclock that we heard the noise. (强调句强调句)7. Over time my memory has developed so much that, like an elephant, I never forget anything I have been to

42、ld! 随着时间的推移随着时间的推移, 我的记忆能力增强得如此之多我的记忆能力增强得如此之多, 就像一头大就像一头大象一样象一样, 我从来不会忘记告诉我的任何事情我从来不会忘记告诉我的任何事情! 【填一填填一填激活思维激活思维】仿写句子。仿写句子。(2013四川高考四川高考)Keeping a learning diary every day _ I would like to introduce it to you. 每天坚持写学习日记是如此重要所以我想把这种学习方法介每天坚持写学习日记是如此重要所以我想把这种学习方法介绍给你们。绍给你们。(2013福建高考福建高考)As a consequ

43、ence, children _ they have no independent thought or creative ideas. 结果是孩子对于父母变得如此依赖以至于他们没有独立思考结果是孩子对于父母变得如此依赖以至于他们没有独立思考的能力和创造性的想法。的能力和创造性的想法。is soimportant thatbecome soreliant on their parents that【记一记记一记构建知识构建知识】 so/such. . . that引导结果状语从句引导结果状语从句, 意为意为“如此如此以至以至于于”。(1)so. . . that. . . 句型的常见形式句型的

44、常见形式: so + adj./adv.+that.so + adj. +a/an +单数可数名词单数可数名词+that.so + many/few/much/little(少少).+n.+that.(2)such.that.句型的基本结构：句型的基本结构：(3)当当so/such及其后成分放在句首时及其后成分放在句首时, 主句用部分倒装。主句用部分倒装。*She is so clever a girl that we all like her. =She is such a clever girl that we all like her. =So clever a girl is she

45、that we all like her. =Such a clever girl is she that we all like her. 她是一个如此聪明的姑娘她是一个如此聪明的姑娘, 我们都喜欢她。我们都喜欢她。such + a/an + adj. + 单数可数名词单数可数名词+that.such + adj. + 复数可数名词复数可数名词/不可数名词不可数名词+that.4. solve vt. 解决解决; 解答解答【填一填填一填激活思维激活思维】完成句子。完成句子。Since house prices become higher and higher, many ordinary p

46、eople need some methods _ _ _ _. 因为房价越来越高因为房价越来越高, 很多普通人需要一些方法来解决这个问很多普通人需要一些方法来解决这个问题。题。The two countries dont agree with each other on some issues, which needs _ _ _. 这两个国家在一些问题上意见不一致这两个国家在一些问题上意见不一致, 这一点需要解决。这一点需要解决。to solve thisproblemtobe solved【记一记记一记构建知识构建知识】solutionn. 解决办法解决办法; 处理手段处理手段a/the solution to sth. 的解决方法的解决方法（toto为介词为介词）*The solution to the problem is hard to find. 这个问题的解决方法很难找到。这个问题的解决方法很难找到。【辨一辨辨一辨明晰异同明晰异同】