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高中人教版英语选修8教学案:Unit+3+Section+Ⅳ+Learning+about+Language+&+Using+Language.doc

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①②⑤⑥occasionally⑪⑫Section_ⅣLearning_about_Language_&_Using_Language[原文呈现]ALEXANDER GRAHAM BELL①[读文清障]Alexander Graham/ˌælIɡ'zɑːndəAlexander Graham Bell was born in 1847 in Scotland, but when he was young his family moved to Boston, USA. His'ɡreIəm/Bell 亚历山大· 格雷厄姆· 贝尔② entirely adv.完全地;彻底地③ lead sb. to do sth.致使/导致某人做某事mother was almost entirely deaf, so Alexander became interested in helping deaf people communicate and in deaf筒④microphone/'maIkrəfəʊn/n.麦克风;话education. This interest led him to③invent⑤press ...against 压在……上the microphone④. He found that by⑥forehead/'fɒrId/n.额头pressing his lips against his mother's forehead , he could make his mother understand what he was saying.He believed that one should always be curious and his most famous saying was:⑦beaten track 被踩出来的路;常规;惯例 ⑧ occasionally/ə'keIʒənəlI/adv. 偶然地;不时地⑨dive into 迅速把手伸入;一心投入 ⑩every time 是名词短语作连词,引导时间“ Leavethebeaten track⑦ ⑧状语从句,相当于 whenever,意为“每次……”。

anddive into⑨thewoods. Everytime⑩⑪that you have never seen before 是 thatyoudoyouwillbecertaintofindsomethingthaty ouhaveneverseenbefore . Followitup, exploreallaroundit, andbeforeyouknowit ,引导的定语从句,修饰 something⑫before you know it 可翻译成“不知不觉 地”youwillhavesomethingworththinking abouttooccupyyourmind.⑬⑬be worth doing sth. 值得做某事, doing 此处用主动形式表示被动含义Allreallybigdiscoveriesaretheresultofthought.”亚历山大· 格雷厄姆· 贝尔⑭[第 1~2 段译文]亚历山大· 格雷厄姆· 贝尔 1847 年出生于苏格兰,但在他还小的时候,他家就搬到了美 国的波士顿他的母亲几乎全聋了,因此他有志于帮助聋人交流,并从事聋人教育事业。

这一爱好促使他发明了麦克风他发现他把嘴唇放到母亲的额头上,就可以使母亲听懂他 所说的话他认为一个人应当具有好奇心,他最著名的一句话是:“偶尔离开平路去寻求困境当你这样做的时候,你一定会发现你从未见过的东西 跟踪下去,不断探索,不知不觉中,你就会发现某种值得思考的东西占据着你的头脑所 有真正伟大的发现都是思考的结果It was this exploring around problems and his dynamic spirit⑭dynamic/daI'næmIk/adj.充满活力的;精力 充沛的;动态的;发展变化的that⑮led to his most famous⑮It was ...that ...是强调句型,此处强调了句子invention — the telephone in 1876.主语 this exploring 和 spiritBell never set out to⑯ invent the⑯set out (to do)开始(做)telephone and what he was trying⑰what he was trying to design 是 what 引导的to design ⑰ was a multiple⑱主语从句。

telegraph. This original telegraph sent a message over distances using Morse code ⑲ (a series of dots ⑳ tappedout along a wirein a particular order). But only one message could go at a time. Bell wanted to improve it so thatit could send several messages at the same time. He designed a machine that would separate different sound waves and allow different conversations to be held at the same time. But he found the problem difficult to solve . One day as he was experimenting withone end of a straw joined to a deaf man's ear drumand⑱multiple/'mʌltIpl/adj. 多种的;多样的;多 类型的 n.倍数⑲Morse/mɔːs/code 莫尔斯电码⑳dot/dɒt/n.点;小圆点 vt.以小圆点标出;分 散21 tap/tæp/vt.&vi.轻打;轻拍;轻敲 n.轻轻 地敲击(声);(水)龙头22 wire/'waIə/n.金属丝;电线 at a time 一 次24 so that 引导目的状语从句。

25 that would separate ... 是 that 引导的定语从 句,对 a machine 加以修饰和限制26 difficult to solve 是形容词短语作后置定语, 相当于定语从句 that which is difficult to solve to solve 是动词不定式,用主动形式表达被动意义the other to a piece of smoked glass, Bell noticed that when he spoke into the ear, the straw drew sound waves on the glass. Suddenly he had a flash of inspiration . If sound waves could beexperiment with 用/对……做实验;试用 straw/strɔː/n.稻草;麦秆;饮料吸管29 过去分词短语 joined to a deaf man's ear drum 作定语30 a flash of inspiration 灵机一动reproduced in a movingreproduce/ˌriːprə'djuːs/vt. 复制;再现 ……electrical current, they could be sent along a wire. In searching to improve the telegraph, Bell had invented the first telephone!的形象或声音current/'kʌrənt/n.(水或气 )流;电流 adj.现 在的;当前的[第 3 段译文]正是这种对问题的探索和富有活力的精神造就了他那最著名的发明——1876 年的 的。

贝尔并非一开始就想要发明的,他本来想设计的东西是多路电报这种原始的电 报用莫尔斯电码长距离传送信息(莫尔斯电码是通过电线发出的以特定的次序敲击出的一连 串点、划)但是这样一次只能发一个信息贝尔想改进电报通讯方式,以便同时能发出好 几个信息他设计了一种机器,以使声波分成不同的音调,从而有可能在同一时间里进行 不同的通话但是他发现这个问题很难解决有一天做实验,他把一根干草的一端和一个 耳聋的人的耳鼓膜连接起来,另一端连接了一块被烟熏过的玻璃贝尔发现,当他对着耳 朵说话的时候,这根干草就把声波画在玻璃上突然间他灵机一动,灵感来了如果声波 能够以连续运动的电流形式复制的话,那么声波就可以沿着导线传送出去了在探求改进 电报的过程中,贝尔发明了第一台机!Bell was fully aware of theimportance of his invention and wrote to his father:“Thedayiscomingwhentelegraphwireswi33 be aware of 意识到34 when 引导定语从句,修饰 the day is coming 是现在进行时表将来。

llbelaidontohousesjustlikewaterorgas —it was not until five days later that ...andfriendswilltalktoeachotherwithoutleavingh ome.”The patent was given in 1876, but it was not until five days later thatBell sent his first telephone message to his assistant Watson. The words have now become famous:是强调句型,强调时间状语 not until five days later36 interest sb./oneself in 使某人/自己 对某事、某物感兴趣37 helicopter/'helIkɒptə/n.直升飞机 While searching for a kite ... 是时间状语从句的省略形式,补充完整为: While“MrWatson—comehere—he was search。

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