课件35张PPT。 Reading
Alexander Graham Bell Our life is always changing.
Can you make a list of
things that have changed
our life ?Lead-in The Telephone becomes part of our life. But do you know who invented the telephone?A British inventor called Alexander Graham Bell. Discuss the following questions in groups:
1. What do you know about the inventor?
2. How useful is his invention to human society? Why?Pre-reading Read the passage quickly and find out the main idea of it.Scanning 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 on Page 26.
1. How did curiosity make Alexander Graham Bell into a great inventor?
2. What did he think was the key to 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?
Listening 1. How did curiosity make Alexander Graham Bell into a great inventor?It made him ask questions, think of practical ways to solve problems, be prepared to try solutions 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 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 found that by pressing his lips against his mother’s forehead, he could make the bones move in such a way that she could understand what he was saying.(L4-6)
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 which引导。 What surprised me was not what he said but ____ he said it.
A. the way B. in the way that
C. in the way D. the way whichThe way _____ he showed to the PLA men was a shortcut.
A. by which B. where
C. in which D. which 2. He believed that one should always be curious and his most famous saying was: “Leave the beaten track occasionally and dive into the woods. Every time you do you will be certain to find something that you have never seen before. Follow it up, explore all around it, and before you know it, you will have something worth thinking about to occupy your mind. All really big discoveries are the result of thought.”
他认为人应该保持一颗好奇心，他最著名的一名话是: “偶尔离开平路，去寻求困境。当你这么做的时候，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。”He dived into the history of China．
他潜心研究中国历史。
He dived into his pockets and fished out one dollar．
他迅速把手伸进口袋掏出了一美元。
The boy dived into the river from the bridge
这男孩从桥上跳人河中
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1.dive into2.follow up 继续下去That’s an interesting idea, and we’ll
certainly follow it up.3.every / each time 意为“每次; 每当”, 此 短语在句子中经常作连记词, 引导时间状语从句做连词的名词, 引导时间状语从句。能用做连词的名词短语还有：
the first time (that) 第一次…
last time (that) 上次…
next time (that) 下次…
the instant / moment / minute/ second
… (that) 一 ……就 ____ I sees him, the old man is sitting in the same chair.
A. Every time
B. Every time when
C. At each time
D. Each time that 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.
他们正在着手干一项新的试验。
He set out to break the record for the channel swim.
他决心打破游过海峡的记录。set out to do sth. = set about doing sth.
set out for = set off for = leave for
意为“出发到……去”
Let’s set out before dark.
我们天黑前动身吧。
Tomorrow I’ll 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 o’clock.
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 in4. Suddenly he had a flash of inspiration.
突然间, 他灵光闪现。a flash of inspiration 指“灵感的闪现”
inspiration n.
〔C〕鼓舞或激励的人或事物
These events provided the inspiration for her first book.
这些事是她第一本书的灵感来源。〔U〕灵感, 启发； draw inspiration from
从……中吸取灵感,得到启示
inspire v. 激励；鼓励
inspired adj. 借助于灵感创作的
inspiring adj. 鼓励人心的；激励的5. If sound wave could be reproduced in a moving electrical current, they could be sent along a wire.
如果声波能够在移动的电流中复制, 它们就能够被沿电线传送。 reproduce vt. 复制; 再现……的形象或声音
The tape recorder reproduced the symphony.
录音机可使这交响曲重现。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.
这个词已不再使用。6. Being very stable, it has proved invaluable in the design of bridges.
(四面体)十分稳定牢固, 在桥梁设计领域的价值难以估量。Being very stable, 它在句中作原因状语。 _________ outside,he put on his coat.
A. It being cold B.It cold
C. Being cold D.It having been coldstable:
1. The patient’s condition is stable.
患者病情稳定。
2. The ladder doesn’t seem very stable.
这架梯子好像不太稳。
a stable relationship 稳定的关系adj. firmly fixed; not likely to move, change or fail; steady
稳固的；稳定的；牢固的7. Although he will always be known for his invention of the telephone, he was in truth a continuing searcher after practical solutions to improve the quality of everybody’s life.
虽然他一直以发明电话闻名于世, 但是他的确是一个永不停息的探索者, 不断寻求着改善人们生活质量的可行方法。in truth 说实话; 说真的; 老实说
She laughed and chatted but was, in truth, not having much fun.
她虽然有说有笑, 但实际上玩得并不开心。
It was in truth a miracle.
这确实是个奇迹。practical 实际的; 实践的; 实用的
I want some practical advice.
我想要些实际性的建议。
It wouldn’t be practical for us to go all that way just for the weekend.
我们跑那么远只为了去度个周末实在很不切实际。
The dictionary is very practical.
这本词典非常实用。Translate the sentences into English on P64,using the words and phrases in brackets and hand the exercise-book in the day after tomorrow.
