英语人教版九年级全册Unit6 When was it invented？.doc

Unit6 When was it invented?教学设计九年级Section A (1a-2c) 索堡中学 周鑫芳一教学目标知识目标1.了解一般过去时的被动语态。2.学习发明物的历史及用途。情感目标1.能用被动语态描述一种发明物。2.培养学生发明创造新事物的欲望。二教学重难点1.如何准确运用一般过去时的被动语态。2.如何运用所学知识描述发明物。三学情分析学生在初一初二以及平时的练习题中已经多次见过被动语态，对此有了大量的了解，而且5单元已经学习了一般过去时的被动语态，因此为本节学习降低了难度。四教材分析本单元是九年级第六单元，整个初中英语有三个单元系统讲解被动语态，而且5单元已经学习了一般现在时的被动，因此学习本单元难度不大，本节是第一课时，重点讲解发明物的历史及一般过去时的被动语态。五教学方法归纳总结法、示范法、小组交流。六教学过程Step 1 . 运用几个发明物的图片导入新课，并提出问题1. When was it invented? 2. Who was it invented by? 3. What is it used for? Step 2 .结对练习 A: I thinkwas invented before B: well, I think .was invented after.Step 3 . Listening:1bListen and match the inventions with the years.Step 4. pairwork: 分角色表演A: when was the telephone invented?B: I think it was invented in 1876.Step5. Listening:2aListen and number the inventions 1-3 in order you hear them.Step6.Listening: 2bListen again and complete the chart below. InventionsWhat is it/are they used for?shoes with special heels the style of the shoes shoes with lightsSeeing hot ice-cream scoop really cold ice-creamStep7. group work: 翻译并点拨重点短语with pleasure. such a great invention= in our daily lives have a point at that time Step8. 重点短语及单词：invent inventor invention with light run on electricity electronic_be used for =be used _be used by. be used to doing used to do_Step8. 出示科学家的图片，看谁知道并了解得多How many scientists do you know?Who are they? What did they invent?Step9.写作：今天我知道了.was invented by. It was invented in. It is used for. On the one hand, it is good for. For example,On the other hand, it is bad for . For example,.So we must use it properly.Step10. 学生课堂评价回答问题做练习题声音响亮（1分）发音正确（1分）回答正确（2分）书写清楚（1分）