1、Unit 6 When was it invented ?（1）Section A 1a-1c 学习目标 1、掌握一些与发明有关的单词和短语，如 style, fridge, cookie, by accident, without doubt 等。 2、学习一般过去时态的被动语态。 3、培养探究创新意识，锻炼动手实践能力。 课前探究 1. 查询中国古代四大发明的相关信息,写出英文名称。 火药_ _ 指南针_ 造纸术_ 印刷术_ 2. 你还知道哪些发明，请列举出来。 _ 预习交流 一. 根据括 号内所给的汉语意思写出正确的单词。 1. The washing machine is quite
2、useful in our _(日常的)life. 2. Here is a shopping _(清单) for you. 3. The _(款式)makes one laugh. 4. I put the milk and meat in the _(冰箱)。 5. The old man is _(差不多)eighty years old. 互助提升 1. 翻 开课本 P41，迅速阅读 1a 部分的内容。并按要求完成课本上相应的任务: Number the pictures. 2. 检查答案，全班一起给出答案并检查讨论。 3. 听第一遍录音，并完成课本上 1b 的听力任务: Listen
3、 and match the inventions with the years. Check their answers: 4. 听第二遍，填空。 Alice: Was your life very difficult when you were a kid? Grandma: Oh, not really. Why? Alice: Well, you didnt have modern inventions like a , right? Grandma: Of course we did! How old do you think I am? The telephone was in 1
4、876. You need to take a history class, Alice! Alice: Haha! How about ? They werent invented yet, were they? Grandma: Yes, they were. Cars were invented in 1885. My family had a car. Alice: Well, did you have a TV? Grandma: No, we couldnt one. They were expensive in those days. The TV was invented ar
5、ound 1927, I think. Alice: Well, I know that you didnt have a because we learned in school that personal computers were invented in 1976. Grandma: Youre right. But I have now! 5. 要求学生听第三遍录音，并逐句进行跟读。 6. 完成教材 1c 的任务，模仿 1a 内容，进行对话练习。 A: When was the telephone invented? B: I think it was invented in 187
6、6. A: When was the car invented? B: I think it was invented in 1885. A: When was the TV invented? B: I think it was invented around 1927. A: When was the personal computers invented? B: I think it was invented in in 1976. 体验成功 1.invent (v.)发明；创造 invent 指发明创造出自然界本来不存在的东西，如工具、方法、手段、汽车、电器、合成 材料等。 【备课例句
7、】 Bell invented the telephone. 贝尔发明了电话。 Smith invented a new teaching method. 史密斯发明了一种新的教学方法。 【横向辐射】 discover, find, create 1.discover 是“发现”的意思，是指发现原来就有而一直没被发现，如发现电、煤、石油 等矿藏及新星、星系或科学真理等。 Columbus discovered America in 1492.1492 年哥伦布发现了新大陆。 2.find 的意思是“寻找” ，强调找的结果 ，并不指发现。 Ive tried to find another co
8、py but couldnt find one. 我试图再找一本，但没能弄 到。 3.create 指有目的地把原材料制成新产品，也指创造出原来不存在的或与众不同的事物。 A novelist creates characters and a plot. 小说家塑造人物并设计情节。 【课堂变 式】 根据语境提示，用 invent, discover，find 或 create 的形式填空，完成句子。 1.When _ the stream engine（蒸汽机） _? 2.I cant _ my bike, Im looking for it. 3. Scientists are now trying to _ if this is possible. 4. Do you know who_ the plane？ 5. He _quite a number of wonderful characters in his play. 快乐心得 1 我帮助了_同学说_。 2 _同学帮助我学会了_. 3 我在课堂上与同学对话_次。 4 我对我在课堂上的_（表现）感到满意。 5 本堂课我还有_不懂。
