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1、Using Language,committee bear jam mess forehead dot,n. 委员会 vt. 忍受；忍耐；负担 n. 堵塞；阻塞；果酱 adj. 脏乱的状态；杂乱 n. 额头 n. 点；小圆点 vt. 以小圆点标出；分散,tap wire straw current importance,vt. 轻打；轻拍；轻巧敲 n. 轻轻地敲击；水龙头 n. 金属丝；电线 n. 稻草；麦秆；饮料吸管 n. （水或气）流；电流 adj. 现在的；当前的 n. 重要性,helicopter triangle stable practical refrigerator court
2、 version,n. 直升飞机 n. 三角形 adj. 稳固的；安定的 adj. 实际的；实用的 n. 冰箱；冷藏库 n. 法庭；法院；朝廷 n. 版本；译本,traffic jam beaten track dive into set out (to do),交通堵塞 被踩出来的路； 常规；惯例 迅速把手伸入； 一心投入 开始（做）,in truth hang on out of order get through ring back ring off,的确；事实上 不挂断；稍等 次序颠倒；发生故障 设法联系上；通过 回复电话 挂断电话,Reading ALEXANDER GRAHAM B
3、ELL,Telephones become one part of our life. But do you know who invented the telephone?,A British inventor called Alexander Graham Bell.,Pre-reading,Discuss the following questions in groups: What do you know about the inventor? 2. How useful is his invention to human society? Why?,Read the passage
4、quickly and find out the main idea of it.,It mainly talks about the life of Alexander Graham Bell and how he made the great inventions.,Listen to the tape and try to answer the questions below. 1. How did curiosity make Alexander Graham Bell into a great inventor? 2. What did he think was the key to
5、 his success as an inventor? 3. What inventions did Bell make by chance? 4. Why will he always be known as the inventor of the telephone?,1. How did curiosity make Alexander Graham Bell into a great inventor?,It made him ask questions, think of practical ways to solves problems, be prepared to try s
6、olutions (and alter them) several times and finally publish his findings for others.,2. What did he think was the key to his success as an inventor?,He believed that his curiosity was the key to his success.,3. What inventions did Bell make by chance?,Bell invented the telephone and the tetrahedron
7、shape by chance. Both of these are extremely useful and still used today.,4. Why will he always be known as the inventor of the telephone?,He will always be known as the inventor of the telephone because it was a very popular invention and the patent made the most money ever.,Language study,1. He fo
8、und that by pressing his lips against his mothers forehead, he could make the bones move in such a way that she could understand what he was saying. 他发现当他把嘴唇放在母亲的前额上，他就会让骨头以一种能让他母亲明白的话的方式运动。,这是一个复合句。found后接了一个宾语从句; way后面接了由that引导的定语从句，在这个定语从句中又包含了一个what引导的宾语从句。注意way作先行词, 后面的定语从句一般不用引导词, 也可用that/in w
9、hich引导。,forehead: 额头,2. Leave the beaten track occasionally and dive into the woods.,偶尔离开平路，去寻求困境。,beaten track: 被踩出来的路；常规；惯例 His farm is off the beaten track. It is at least two miles from the main road. 他的农庄在偏僻的地方，离开大路至少有两英里。,dive into He dived into the history of China 他潜心研究中国历史。 He dived into hi
10、s pockets and fished out one dollar 他迅速把手伸进口袋掏出了一美元。,跳水(头朝下)；迅速把手伸入； (对活动，问题等) 全心投入，潜心研究,The boy dived into the river from the bridge 这男孩从桥上跳人河中。 dive into 作 “潜心于” 讲时和devote oneself to sth. 的意思一样，但devote oneself to sth. 还有“投身于; 把自己奉献给” 的意思。,He _ his career and made a great contribution to our countr
11、y. A. dived himself into B. devoted himself to C. dived into D. devoted to,3. Bell never set out to invent the telephone and what he was trying to design was a multiple telegraph. 贝尔从未打算发明电话而是试图设计一 种复式电报。,set out (to do sth.) 开始（做某事）,着手干; 为某个目标而努力 They are setting out to do a new experiment. 他们正在着手干
12、一项新的试验。,set out to do sth. = set about doing sth. set out for = set off for = leave for 意为“出发到去” Lets set out before dark. 我们天黑前动身吧。 Tomorrow Ill set out for Beijing. 明天我将出发去北京。,1. At dawn, they set _ to get ready for the work of the day. A. off B. about C. out D. in,2. They set _ at about 8 oclock.
13、 A. about to work B. about to working C. about working D. out work,3. They _ the mountain at noon. A. set off to B. set out to C. set out for D. set off in,4. This original telegraph sent a message over distance using Morse code (a series of dots tapped out along a in a particular order). 这种原始的电报是在一
14、段距离中用莫尔斯电码传递信息（莫尔斯电码时通过电线发出的以特定的次序敲击出的一段串点划）。,dot n. 点;小圆点 The train arrived on the dot of three oclock. 那辆火车三点钟准时到达。 v. 以小圆点标出,分散 The lake was dotted with little boats. 湖面上布满了小船。,tap n. 轻轻地敲击；水龙头 He cleaned his hands in the cold water from the tap. 他用自来水龙头流出的凉水把手洗净。 v. 轻打;轻敲;轻拍 That girl tapped her
15、 fingers on the desk impatiently. 那个女孩不耐烦地用手指轻扣桌面。,The rope was not strong enough, so we used wire. 这根绳子不够结实，所以我们用金属线。 v. 给装电线,发电报 As soon as the equipment is wired up, you can use it. 这个设备一接通电源你就能用了。,wire n. 电线,电报,金属丝,5 If sound waves could be reproduced in a moving electrical current, they could b
16、e sent along a wire. 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。,current (1) n. 气流; 水流, 洋流; 电流 The current is strongest in the middle of the river 河中央的水流最急。 This button switches the current on 这个电钮接通电流。,(2) adj. 时下的, 当今的, 流行的, 通用的 Most of the old are interested in current events 大部分老年人都对时事感兴趣。 They are expecting profits of over $2 million in the current year 他们期望今年的利润超过二百万美元。 The word is no longer in current use
