1、,Unit 6 When was it invented?,Thursday 星期四 (Section B 1a1e),一、核心词汇 sour，customer,(Section B 1a1e),二、重点短语 by mistake 错误地; in the end / at last 最后 三、经典句子 The potato chips were invented by mistake. 薯条是由于一个错误而被发明的。,(Section B 1a1e),四、基础复现天天练：发明物及其用途,(Section B 1a1e),左栏是对5种发明物的描述，右栏是7个发明物的用途的介绍，请将它们配对，并将
2、其字母编号写在题号前括号内。 ( )1. It was invented in the 1880s in America by Ft. Wayne. It is convenient and useful. It can bring wind to us and make us feel cool in hot weather.,(Section B 1a1e),C,( )2. It was invented by Edison in 1879 in America. It is very necessary in our lives. It brings light to our world
3、. ( )3. It was invented more than one hundred years ago by Karl Benz. It is very useful. You can drive it to any place in a short time.,D,(Section B 1a1e),F,( )4. It was invented by a French king，Louis XIV. The king was short，so he wore this kind of shoes to make him look taller. ( )5. It looks like
4、 a big box but it is very cold inside. It was invented by an American scientist Jacobi Perkins in 1923 by mistake.,E,(Section B 1a1e),B,A. The washing machine plays an important part in our daily lives. It can help to free our hands so that we can spend our time on more meaningful things. B. The fri
5、dge is really useful. We can put many things in it to keep them fresh，such as the vegetables，meat and drinks.,(Section B 1a1e),If we put lemons in it，they can keep sour for a long time. The customers like cool lemonade very much. C. Do you often feel hot in summer? Maybe an electric fan can help you
6、. It is very useful and convenient. It will not waste you much money or electricity.,(Section B 1a1e),D. What will happen if we dont have light bulbs at night? The whole world will be in the darkness. People will feel frightened or bored. Light bulbs can give us light. E. Most ladies like high-heele
7、d shoes. They are beautiful with different styles. They can make you look much taller. You will be more confident with this kind of shoes.,(Section B 1a1e),F. Cars are very popular in many large cities. They can help people to reach a place in a short time. You can also listen to music while driving a car. G. What will you take if you want to visit a distant country? Planes are the best choice. They look like big birds and they can also fly fast like real birds.,(Section B 1a1e),(Section B 1a1e),(Section B 1a1e),谢 谢 观 看 ！,
