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Unit 6　When was it invented Section A (3a-3c)
教学课题 Section A (3a-3c)
核心 词汇 Important words:ruler,boil,remain,smell,national,trade,doubt Important phrases:by accident,a Chinese ruler called Shen Nong,over an open fire,make tea,take place,without doubt,the saint of tea
核心 句式 1.Did you know that tea,the most popular drink in the world (after water),was invented by accident 2.Many people believe that tea was first drunk about 5,000 years ago. 3.It produced a nice smell so he tasted the brown water. 4.It also discusses where the finest tea leaves were produced and what kinds of water were used. 5.It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.
技能与策略学习要点 1.了解茶叶被发明的历史及生产制作的简要过程。 2.教会学生了解物品发明的过程,发挥想象力,认识世界,改造世界。
教学重难点 1.学会区分主动语态与被动语态。 2.培养想象力及观察事物的能力。 3.用一般过去时的被动语态描述发明及发明史。
教学过程
◆Step 1　Revision 1.Check the homework. 2.Role-play the conversation in 2d. ◆Step 2　Leading in Questions: 1.Do you drink tea every day 2.Who invented tea in history 3.Do people in other countries drink tea in their daily lives 设计意图激起学生的阅读欲望,去了解更多的关于茶的知识。
◆Step 3　Reading 3a,3b & 3c 1.Make students understand three ideas in 3a.Read the passage quickly and match each paragraph with its main idea.Then check the answers together.( 2.Read the passage again,and try to answer the following questions:( 3.Read the passage again.Find the unclear points and discuss them in groups. 4.Do exercises in 3c according to the passage in 3a. Then ask two students to read out their answers.Finally check the answers in class.( ◆Step 4　Language points 1.by accident偶然;意外地 The little girl knocked the glass by accident. 小女孩不小心碰倒了玻璃杯。 2.remain v.保持不变;剩余 (1)作连系动词,后跟名词、形容词、不定式、分词等作表语。指保持某种状态。 Peter became a manager,but Mike remained a worker. 彼得成为了一名经理,可迈克仍是一名工人。 (2)作不及物动词,意为“剩余”。 Only a few leaves remained on the tree. 树上仅剩下几片叶子。 3.take place发生;出现 (1)是不及物动词短语,不能用于被动语态;常指事先安排或事发有因的事情。 Her sister's wedding took place at 8:00 a.m.today. 她姐姐的婚礼今天上午八点举行。 (2)辨析:happen则常指偶然发生的事情。 I happened to see Peter on my way to the museum. 在去博物馆的路上我碰巧遇到彼得。 4.without doubt毫无疑问;的确 The Chinese are without doubt the ones who best understand the nature of tea. 毫无疑问,中国人是最懂茶的本质的。
教学过程
　5.It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 据说有一位叫作神农的中国统治者最早发现了茶可以饮用。 It is said that...是个常见句式,意为“据说……”,that后面接完整的句子。 It is said that thirteen is an unlucky number in many Western countries. 据说在许多西方国家13是个不吉利的数字。 ◆Step 5　Summary Get the students to have a summary. ◆板书设计 一般过去时被动语态的构成: 主语+was∕were+及物动词的过去分词+其他. ◆课堂练习 Ⅰ.根据句意及汉语提示写单词 1.The room 　　　　(保持) cool all summer. 2.Can you help me 　　　　(烧开) water I am too busy now. 3.There is no 　　　　(疑问) that we will be successful. 4.I can't stand the 　　　　(气味) of smoke. 5.China does a lot of 　　　　(贸易) with many countries. Ⅱ.根据汉语意思完成句子(每空一词) 1.地震是突然间发生的。 The earthquake happened 　　　　 　　　　 　　　　 　　　　. 2.毫无疑问,我是第一个到教室的。 I was the first to come to the classroom 　　　　 　　　　. 3.咖啡是偶然间被发明的。 Coffee was invented 　　　　 　　　　. 4.下周将举行运动会。 The sports meeting will 　　　　 　　　　 next week. 5.昨天有一个男孩掉到河里了。 A boy 　　　　 　　　　 the river yesterday. Keys:Ⅰ.1.remains　2.boil　3.doubt　4.smell　5.trade Ⅱ.1.all of a sudden　2.without doubt　3.by accident　4.take place　5.fell into ◆Step 6　Homework 1.Read the passage several times after school. 2.Review the new language points.
教学反思 首先我们通过扫读的阅读方式,快速理解课文大意,从而理解用一般过去时的被动语态描述发明及发明史的方法,再进行理解性和语言积累方面的训练,增加对一般过去时被动语态的理解和运用。

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