Unit6 Section A (1a–2d)学案 人教版九年级全册英语.docx

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1、Unit 6 When was it invented?Period 1 Section A ( 1a 2d )【学习目标】 To learn the Passive Voice in the Simple Past Tense.(学习一般过去时态的被动语态。). To talk about the time, inventors and usage of some inventions.(谈论事物的发明时间，发明者和用处。)【温故互查】句型转换(将下列句子变为被动语态)1. We water the trees once a week._2. He plants many trees eve

2、ry year._3. Lots of people speak English in the world._【设问导读】.Look at the photos of inventions in 1a. Discuss the order you think they were invented like this: A: I think the computer was invented before the car.B: I think the telephone was invented before the computer.Then number the pictures 14 (

3、1=first ,4 = last ). Listen and match the inventions with the years in 1b.【Practice】Look at the following inventions and answer the questions. Then practice the conversations in pairs.1.When was the car invented? _.2. When was the TV invented? _.3. When was the computer invented? _. 4. When was the

4、telephone invented? _.【listening】Listen and finish 2a and 2b.【Pair work】Practice the conversation in 2c and then make more conversations using the information in 2b.A: What is the hot ice-cream scoop used for?B: It is used for scooping really cold ice-cream.【Role-play】Role play the conversation in 2

5、d.【巩固练习】. 短语翻译1. 有特殊鞋跟的鞋子_2. 用来做_3. 乐意效劳_4. 如此伟大的一项发明_5. 在我们的日常生活中_6. 不同发明的先锋_7. 想出_8. 许多拉链_9. 当时_10. 有道理_. 词形填空。Edison was a great_(invent). He_(invent) 1093 things . His_(invent)are very important to us. We should remember him for ever.句型转换1.Edison invented the light bulb.(被动语态 )The light bulb _ _ by Edison.2.The telephone was invented in 1876. ( 对画线部分提问 )_ _the telephone _?3.My father bought me a new computer yesterday last week.( 变为被动语态 )A new computer _ _ _ me last week.4.My father goes for a walk daily.(同义句) My father goes for a walk _ _