重庆市第三十九中学九年级英语上册 Unit 6 When was it invented？Period 1学案（无答案）（新版）人教新目标版

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 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 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 1876. 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 around 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 1876.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】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 copy 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 _q