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1、1UnitUnit 6 6 WhenWhen waswas itit invented?invented? SectionSection B B PeriodPeriod 2 2 LearningLearning aims:aims: 1. Master the new words and phrases 2. Talk about the hisrory of inventions. LearningLearning stepssteps 一一 . . PreviewPreviewWords 1. 脆的，易碎的_ 咸的，含盐的 adj._ 盐 n. _ 酸的_ 甜的_ 馅饼 _ 世纪，百年_
2、 生产，制造 v._生产者，制造者 n._小甜饼干_ 柠檬_ 味道，风味 n._ 面包店_投，掷_ (过去式_, 过去分词_) 算盘_ 留下，保持不变_注意到，察觉到/ 通知 _ 厨师_ =_混合物 n._ v. _合意的，令人愉快的 adj._ _ n._Phrases 2.错误地_ _ 偶然地，意外地 _ _ 根据，按照 _ _ 打电话；召集_ _一个古老的传说 _ _ _ 落入，陷入_ _这样_ _ _ 飞碟 ，飞盘_ _扔掉，抛弃_ _ 撒许多盐在某物上_产生一种令人愉快的气味_ 二二ExhibitionExhibition ( ( ReadRead 3a3a andand answa
3、nswerer thethe questionsquestions ) )1. What is the most popular drink in the world?2. How was tea invented?3. When was tea brought to the western world?4. Who discovered tea?5. What happened when the emperor was boiling drinking water over an open fire?6. What did he notice then ?三三FeedbackFeedback
4、 (Find(Find outout thethe knowledgeknowledge pointspoints ) )1. Potato chips were invented by mistake.22. And he sprinkled lots of salt on them so they were really salty.3. Did you know that tea,the most popular drink in the world (after water), was invented by accident ?4. According to an ancient Chinese legend, the emperor Shen Nong discovered tea when he was boiling drinking water over an open fire.5. Some leaves from a nearby bush fell into the water and remained there for some time.四四. . DevelopmentDevelopment 课时练课时练 SectionSection B B
