2019届一轮复习人教版必修一Unit3Computers教案

2019届一轮复习人教版必修一Unit3Computers教案

Unit 3 Computers 教案之语言点详解 词汇详解：‎ 一． 词语辨析 ‎ ‎1. personal / private / individual ‎ ‎【解释】‎ personal 指属于或关于某人或某些特定的人，以区别于其他人。‎ private 指属于私人所有或具有私营性质，以区别于集体或公共的，有时含不公开的意味。‎ individual 与集体的相对，指个别或个体的。‎ ‎ 【练习】用上面所提供的辨析词的适当形式填空 ‎1). Will you do it for me as a ________ favour？‎ ‎2). If you go to a _________ hospital， you must pay.‎ ‎3). We traveled together， but each _________ bought his own ticket.‎ Keys: 1). personal 2). private 3). individual ‎ ‎2. after all/above all/at all/in all ‎ ‎【解释】‎ after all意为“毕竟”“尽管”“到底”“究竟”；‎ above all 意为“最重要的是”“尤其是”；‎ at all一般用在否定句中，用以加强否定语气。at all用在疑问句、条件句中，起强调作用，意为“真的”“确实”“竟然”等。另外，not at all用来表示“不用谢”；‎ in all表示“总共”“总计”。‎ ‎【练习】用上面所提供的辨析词的适当形式填空 ‎1). So you see，I was right ________. ‎ ‎2). ________，he wanted to succeed. ‎ ‎3). It will do you no harm ___________. ‎ ‎4). We visited， _______， 20 universities in the US. ‎ Keys: 1). after all 2). Above all 3). at all 4). in all ‎3. type / kind /sort ‎【解释】‎ ‎1)kind系普通用语，其含义较模糊，它所指的种类可用任何标准区分，但着重以事物的自然属性和内在性质为标准来区分。‎ ‎2)type常和换用kind，但在表示动植物的种类，以及牌类游戏时，不能用type代替 ‎3)sort也为普通用语，比kind更口语化，其概念同kind一样很不严密，两者常可互换， 但sort常掺杂说话人的主观色彩，带有轻蔑与贬低的含义。如：‎ We talked of all sorts of subjects.我们谈了各种话题。‎ These sorts of people are ready to eat anywhere.这种人总是走到哪里吃到哪里。‎ ‎【练习】用上面所提供的辨析词的适当形式填空 ‎1). He’s quite a pleasant ________， really.‎ ‎2). All ________ of difficulties have to be overcome.‎ ‎3). I’ll never do this _________ of thing.‎ ‎4)There are different ________ of animals in Shanghai Wild Animal Park.‎ Keys: 1). type 2). kinds 3). sort 4) kinds ‎4.deal with/do with ‎【解释】‎ deal with和do with二者可译为“处理”，但在特殊疑问句中， do with与what配合使用，而deal with与how配合使用。‎ ‎【练习】用上面所提供的辨析词的适当形式填空 ‎1). How would you _________ an armed burglar？‎ ‎2). What have you __________ my umbrella？ ‎ Keys: 1). deal with 2). done with ‎ 二． 词性变化 ‎ ‎1.explore vt. & vi. 勘探； 探测； 探险 exploration n. 勘探； 探测；探险 exploratory adj. 勘探的； 探测的； 探索的 ‎2. universe n. 宇宙； 世界 universal adj. 全体的； 共同 的；普遍的；宇宙的 ‎3. appear v. 出现； 显现； 呈现 appearance  n. 出现； 显现； 呈现 外表； 外貌； 外观 ‎【练习】用括号内所提供词的适当形式填空 ‎1) We’ll take a voyage of _________. (explore)‎ ‎2) Columbus discovered America but did not ________ the new continent. (explore)‎ ‎3) They’re making ___________ medical tests. (explore)‎ ‎4) Television provides _________ entertainment. (universe) ‎ ‎5) There are lots of stars in the ________. (universe)‎ ‎6) Don't judge by __________ can be misleading. (appear)‎ ‎7) He promised to be here at four o'clock but didn't _________ until six. (appear)‎ Keys: 1) exploration 2) explore 3) exploratory 4) universal ‎ 5) universe 6) appearances 7) appear ‎ Ⅲ 重点词汇 ‎1. sum n. 金额； 款项； 总数； 总和 ‎[典例]‎ ‎1). He was fined the sum of 200. ‎ 他被处以200英镑罚金。‎ ‎2). The sum of 5 and 3 is 8. ‎ ‎5加3的和是8。‎ ‎[重点用法]‎ in sum简言之； 总而言之 sum sb/sth up形成对某人[某事物]的看法 ‎ ‎[练习] ‎ 中译英 ‎1). 总之， 计划告吹了。‎ ‎_______________________________________________________________________________‎ ‎_‎ ‎2). 我认为她是个很能干的经理。‎ ‎________________________________________________________________________________‎ Keys: 1). In sum， the plan failed. ‎ ‎ 2). I summed her up as a competent manager.‎ ‎2. advantage n.优点；优势；有利条件 ‎[典例] ‎ ‎1). He has the advantage of a steady job. ‎ 他有工作稳定的有利条件。‎ ‎2). They took full advantage of the hotel's facilities. ‎ 他们充分利用旅馆的设备。‎ ‎[重点用法]‎ take advantage of 对……加以利用；欺骗 to sb.’s advantage 对某人有利 have /get/win an advantage over (of)胜过；优于 ‎[练习]‎ ‎ 中译英 ‎1).协议对我们有利。‎ ‎________________________________________________________________________________‎ ‎2).她利用了我的慷慨。‎ ‎_______________________________________________________________________________‎ Keys: 1). The agreement is/works to our advantage.‎ ‎ 2). She took advantage of my generosity.‎ ‎3. goal n. 球门；进球得的分；目标 ‎[典例] ‎ ‎1). He headed the ball into an open goal. ‎ 他乘虚把球顶入球门 ‎2). We won by three goals to one ‎ 以三比一获胜。‎ ‎3). You’d better set a goal before you start. ‎ 开始前最好设定一个目标。‎ ‎[重点用法]‎ score/kick a goal 得[踢进一球得]一分 keep goal守球门 life goal/ one’s goal in life生活目标 achieve / realize one’s goal实现目标 ‎[练习] ‎ 中译英 ‎1).他已经实现了他的目标。‎ ‎________________________________________________________________________________‎ ‎2).我的人生目标是帮助他人。‎ ‎_______________________________________________________________________________‎ Keys: 1). He has achieved his goal. ‎ ‎ 2). My goal in life is to help others.‎ ‎4. signal n. 信号， 手势， 声音， 暗号 v. 发信号； 用信号传达； 用信号与……通讯 ‎[典例] ‎ ‎1). A red light is usually a signal for/of danger.‎ ‎ 红灯通常是危险的信号。‎ ‎2). He signaled (to) the waiter to bring the menu. ‎ 他示意要服务员把菜单拿来。‎ ‎ [重点用法]‎ signal to sb/sth for sth 用信号传达(某信息)； 用信号与(某人)通讯 signal with…用……发信号 ‎[练习] ‎ 中译英 ‎1).铁路红灯亮了， 所以火车停下了。‎ ‎________________________________________________________________________________‎ ‎2).他用红旗发信号。‎ ‎________________________________________________________________________________‎ Keys: 1). The railway signal was on red， so the train stopped. ‎ ‎2). He was signaling with a red flag.‎ ‎5. arise vi.(arose， arisen)出现； 发生 ‎[典例] ‎ ‎1). A new difficulty has arisen.‎ 出现了新的困难。‎ ‎2). Accidents arise from carelessness.‎ 疏忽大意往往会引起事故的发生。‎ ‎[重点用法]‎ arise from /out of由……引起；由……产生 ‎[练习]‎ ‎ 中译英 ‎1). 夜间起风暴了。‎ ‎________________________________________________________________________________‎ ‎2). 由于缺乏交流而产生了问题。‎ ‎_______________________________________________________________________________‎ Keys: 1). A storm arose during the night. ‎ ‎2). Problems have arisen out of the lack of communication 四 重点词组 ‎ ‎1. in common 共同的；共有的；共用的 I have nothing in common with Jane. ‎ 我和简毫无共同之处。‎ ‎[短语归纳]‎ 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 ‎[练习] ‎ 中译英 ‎1). 这个词常用吗？‎ ‎________________________________________________________________________________‎ ‎2). 她已和许多人一起申请参加训练。‎ ‎_______________________________________________________________________________‎ Keys: 1). Is this word in common use？‎ ‎ 2). In common with many others， she applied for a training place.‎ ‎2. in a/one way 在某种程度上， 从某种意义上说 ‎ ‎[典例] ‎ ‎1). In a way， his English has improved. ‎ 从某种程度上来说， 他的英语有进步。‎ ‎2). She's been through a bad patch recently. ‎ 她最近经历了一段困难时期。‎ ‎[短语归纳]‎ in the way 造成阻碍 on the/one’s way (to) 在(去…)的路上 by the way 顺便提一下 in no way 决不 all the way 自始自终；完全地 in this way 用这种方法 与in a way同义的词组有in one way 和in some ways。‎ ‎[练习] ‎ 中译英 ‎1). 从某种程度上说， 我很喜欢这本新教材。 ‎ ‎________________________________________________________________________________‎ ‎2). 看来你的自行车挡着道了。‎ ‎________________________________________________________________________________‎ Keys: 1). In a way， I like this new textbook very much． ‎ ‎2). I’m afraid your bike is in the way．‎ ‎3. watch over 看守； 监视； 照看 ‎[典例] ‎ ‎1). Could you watch (over) my clothes while I have a swim？ ‎ 我游泳时你看着我的衣物行吗？‎ ‎2). He felt that God was watching over him. ‎ 他感觉到上帝保佑着他. ‎ ‎[短语归纳]‎ watch out (for) 当心； 注意 watch for sb./sth. 观察等待 keep a watch on 监视 under the close watch 在严密的监视下 ‎[练习]‎ ‎ 中译英 ‎1). 他们等待着进一步的发展。‎ ‎________________________________________________________________________________‎ ‎2). 小心！ 汽车来了。‎ ‎_______________________________________________________________________________‎ Keys: 1). They are watching for further developments.‎ ‎ 2). Watch out！ There's a car coming.‎ ‎4. make up 化妆；化装；捏造，虚构(故事，诗等)‎ ‎[典例]‎ ‎1). She spent an hour making (herself) up before the party. ‎ 她在聚会前化妆用了一个小时。‎ ‎2). Stop making things up！ ‎ 不要胡编了！‎ ‎[短语归纳]‎ make up for补偿 be made up of = consist of由……组成 make for有利于……，有助于……；走向；冲向 make it及时赶到，办成功 make it up和解；讲和 make known使知晓；传达 make out理解；懂得；辨认出 ‎[练习]‎ ‎ 中译英 ‎1).社会是由能力迥异的人组成的。‎ ‎2).她总是浓妆艳抹的。‎ Keys；‎ ‎1). Society is made up of people of widely differing abilities.‎ ‎2). She's always very heavily made up.‎ 五． 重点句子 ‎ ‎1. By the1940s工had grown as large as a room， and I wondered if I would grow any larger！‎ 到20世纪40年代，我已经长到一个大房间那么大，我不知道我会不会继续长大。‎ ‎[解释]‎ ‎ 1). as large as．．．“有……大”，后面常加数词．例如：‎ This playground is as large as 500squaremeters．‎ 这个操场有500平方米那么大。‎ ‎2). I wondered if．．“我不知道(奇怪)是否……”，是一个常见句式，常用于口语，表示一种委婉或客气的语气。例如：‎ I wondered if you would mind giving me a hand.‎ ‎[练习] ‎ 中译英 ‎1). 我也不知道他们能不能准时到。‎ ‎________________________________________________________________________________‎ ‎2). 那个男子的体重比他重一倍。‎ ‎________________________________________________________________________________‎ Keys:‎ ‎1). I wonder whether they will arrive on time.‎ ‎2). That man is twice as heavy as him.‎ ‎2. However，this reality also worried my designers．‎ 可是这个现实也困扰着我的设计者们。‎ ‎ [解释] ‎ however adv．尽管；尽管如此，可是；仍然。表示转折；可放在句首、句中或句尾，但用逗号隔开。例如：‎ I meant to go abroad last year. However， I changed my mind later.‎ 我本打算去年出国，但是后来改变了主意。‎ ‎[练习]‎ ‎ 中译英 ‎1). 她仍然在等，尽管没有任何回音。‎ ‎_______________________________________________________________________________‎ ‎2). 他说事情就是那样，不过他错了。‎ ‎_______________________________________________________________________________‎ Keys:‎ ‎1). She waited， however， for no answer.‎ ‎2). He said it was so， he was mistaken， however.‎ 六．课文佳句背诵与仿写 ‎ ‎1. 【课本原句】As time went by， I was made smaller. First as a PC (personal computer) and then as a laptop， I have been used in offices and homes since the 1970s.‎ 随着时间的推移，我被弄得越来越小。自二十世纪七十年代以来，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。‎ ‎[模仿要点] 句子结构: first…+ then…+ later….‎ ‎【模仿1】毕业以后，他先是做一名工人，接着做了一个商店的经理后来做了一个工厂的老板。‎ ‎_______________________________________________________________________________‎ 答案：After graduation， he first worked as a worker， then as a manager of a store and later as a boss of a factory.‎ ‎【模仿2】从那时开始，他先在一家车厂工作，然后在一家钢厂任工程师，当其时那是一家最大的钢厂，后来又到了一家生产电脑的公司任总裁。‎ ‎_______________________________________________________________________________‎ 答案：From then on， he first worked in a car factory， then as an engineer in a steel factory， ‎ which was the biggest one at that time and later as president of a company producing computers. ‎ ‎2．【课本原句】I have also been put into robots and used to make mobile phones as well as help with medical operations.‎ 我还被放在机器人里面，被用来制作移动手机，并且用来帮助作医疗手术。‎ ‎[模仿要点] 句子结构: as well as ‎ ‎【模仿1】通过上网，人们可以获得知识和乐趣。‎ ‎_______________________________________________________________________________‎ 答案：People can get a lot of fun as well as useful knowledge through the net ‎【模仿2】随着经济的快速发展，越来越多的家长能够负担得起培训课，从中他们的孩子既可以获得一些技能也可以丰富他们的生活。‎ ‎______________________________________________________________________________‎ 答案： With the rapid development of economy， more and more parents are able to afford training classes， in which their children can acquire some skills as well as enrich their life. ‎