人教课标版高中英语选修8Unit3Using LanguagePPT优秀课件

2.What inventions did Bell make? Bell invented the microphone, the telephone by chance. It is extremely useful and still used today. 3.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 .
2. dive into
迅速把手伸入……; (对活动, 问题等) 全 心投入, 跳水(头朝下); 潜心研究
He dived into his pockets and fished out one dollar． 他把手伸入口袋中，掏出一美元。 He dived into the history of China． 他潜心钻研中国历史。 The boy dived into the river from the bridge. 那个男孩从桥上跳入河中。
In 1876 75 years old
He invented the first telephone. He made his last invention.
step2 T/F
1.The text mainly tells us some information
about Bell and his telephone.
【Reading】
Step1. Fast reading Discuss the following questions: 1. What do you know about the inventor? 2. How useful is his invention to human society? Why?
【拓展】 能用作连词的名词短语还有： the first time 第一次 last time 上次 the second/ next time 第二/下次 the instant / moment / minute 一 ……就
achievement thanks to a straw joined to a deaf
man’s ear.
T/F
5.Bell invented telephone by chance according
to the text. 6.Doing research in telegraph helped Bell greatly in inventing the telephone. 7. Bell was given the patent before he succeeded in sending the first telephone message to his assistant Watson. 8.
Step3 careful reading
Read carefully again and try to answer the questions below. 1.What does Bell’s saying mean to you? His saying means that it is important to be experimental. By being curious and exploring around a subject you may by chance come up with some new and original ways of solving a problem.
Unit 3 Inventors and inventions
Using Language
Telephones become one part of our life. But do you know who invented the telephone?
A British inventor called Alexander Graham Bell.
2. Bell made a contribution to the deaf education. 3.Bell thought that you should not think too much about something that you had never seen before.
4.According to the text, Bell got such great
Step4. Language Points 1. beaten track: 被踩出来的路；常规；惯例 Leave the beaten track occasionally and dive into the woods. 偶尔离开平路，去寻求困境。 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。
3. every / each time 每次; 每当 Every time you do you will be certain to find something that you have never seen before. 每次你这样做的时候你一定会发现你以前从未见过的 东西。 【点津】此短语在句子中经常作连接词, 引导时间状语 从句。
Reading Task : Get some general information of Bell.
Date
Information
In 1847
He was bor百度文库.
He was young His family moved to Boston, USA.
11 years old He made his first invention.