九年级英语When_was_it__invented课件.ppt

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1、咸的咸的,含盐的含盐的. 名词名词,salty 加加 y 构成形容词构成形容词 最后最后,终于终于. eg. Everything will be all right in the end. 弄错的弄错的,错误地错误地.eg. He took the umbrella by mistake. 偶然偶然,意外意外, 无意中无意中.eg. I met her by accident in a crowded bus. 根据根据, 按照按照 eg. Well be paid according to the amount of work we do.1.The potato chips were i

2、nvented by mistake.2.They were invented in 1863.3.The customer thought the potatoes werent thin enough.4.The customer said they werent salty enough.5.George wanted to make the customer happy.6.The customer was happy in the end. that potato chips were invented by mistake? Chips by a chef called Georg

3、e Crum. They were invented in .George Crum cooked them for a long time until they . And he sprinkled lots of salt on them so they were .Did you knowwere invented1853were crispyreally salty Did you know that tea, the most popular drink inthe world (after water), was invented by accident?Although tea

4、wasnt brought to the Western worlduntil 1610, this beverage was discovered overthree thousand years before that. According to an Ancient Chinese legend, the emperor Shen Nong Discovered tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and r

5、emained there for some time. The emperor noticed that the leaves in thewater produced a pleasant smell. Later he decided to taste the hot mixture. It was quite delicious. And in this way, one of the worlds favorite drinks was invented.1.What is the article about ?3. Who was it invented by?4. How was

6、 it invented?2. When was it invented?Who: college studentsWhat: metal pie plate, flying diskWhen: 1950Where: bakery Bridgeport, ConnecticutWhy: new toyHow: students eat pie, throw pie platesToday: clubs, magazines, festival The flying disk was invented by college students. They used a metal pie plate from a bakery in Bridgeport, Connecticut. Students ate the bakerys pies and then threw the pie plates. Today, there are flying disk clubs, magazines and a festival.