初中英语人教新目标 (Go for it) 版九年级全册Unit 6 When was it invented?Section A教课ppt课件
展开Section A第2课时(3a~4c)
类别 | 学习重点 |
重点单词 | ruler, boil, smell, national, fridge, low, translate, lock, earthquake, biscuit, cookie, instrument, remain, trade, doubt, somebody, ring, bell, sudden, musical |
重点短语 | by accident, without doubt, all of a sudden, fall into, less than, not…until, take place, drop into |
重点句式 | 1.How was tea invented? 2.The tea trade from China to Western countries took place in the 19th century. 3.It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. |
课前预习 | 写一写 | 1.煮沸;烧开boil 2.保持不变;剩余remain 3.气味smell 4.国家的;民族的national |
译一译 | 1.意外地by accident 2.发生take place 3.毫无疑问without doubt 4.在露天的炉火上over the open fire | |
背一背 | 1.茶是什么时候第一次被喝的? When was tea first drunk? 2.毫无疑问中国人是最了解茶的原生态的人。 The Chinese are without doubt the ones who best understand the nature of tea. |
新课导入 | Say that Chinese tea is drunk and famous all over the world,then ask the students if they know how the tea was invented. |
新课展示 | 【完成教材3a~4c的教学任务】 1.3a学生快速阅读本节文章,找出每段的段意。 2.3b学生再次阅读该文章,找出本节问题的答案。 3.3c学生根据文意用方框中单词的适当形式完成句子。 4.处理3a重难点,学生朗读。 5.4a用被动语态改写句子。 6.4b学生用方框内动词的正确形式完成句子。 7.4c学生确定这些句子应该用主动语态还是被动语态。在空白处填上正确的形式。 【语法提要】 1.by accident (1)by accident=by chance/accidentally,意为“偶然地;意外地”,作副词用。如: He thought out the solution to the problem by accident.他偶然想出了解决问题的办法。 We didn’t know he did it whether by accident or design.我们不知道他是偶然还是有意做了这件事。(2)by accident与by mistake的区别: by mistake表示“不小心地;错误地”。如: I took your umbrella by mistake yesterday.昨天我错拿了你的伞。 He wrote the word “fell” by mistake in the English class.上英语课时他错误地把单词写成了“fell”。 by accident表示“偶然地”。如: I met my old neighbour in the park by accident/chance yesterday.昨天我偶然在公园碰到了老邻居。 【问题探究】 1.Great changes have taken place in Suzhou in recent years. 2.It B that you got a lot of awards. A.reports B.is reported C.reported 3.—When did he come back last night? —He B back _______ 10 o’clock. A.came;until B.didn’t come;until C.came;till 4. Without(with) doubt,China is developing fast now. |
活学活练 | (B)1.That child broke his leg _______ when he was climbing the mountain. A.by mistake B.by accident C.by chance (A)2.—What _______ to you? —Great changes _______ there so that I couldn’t find my house. A.happened;took place B.took place;happened C.happened;happened (A)3. The teacher called me “Li Lei” time after time _______ . A.by mistake B.by accident C.by chance |
布置作业:教师引导学生课后完成本课时对应练习,并预习下一课时内容。
教学反思 | 本课时通过阅读练习让学生体验和感悟被动语态的运用,同时通过Grammar Focus进一步总结归纳被动语态中过去分词的规则变化,然后通过4a、4b、4c的练习进一步巩固。我让学生采用自主学习的方式,自主编对话,练习重点句型,在使用导学案进行教学时,我认为仍然离不开创设情境,以激发学生的学习兴趣。 |
教学过程中老师的疑问: | |
教师点评和总结: |
教学说明:
询问学生有关茶的情况,为学习3a 作铺垫。
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