1、 Unit 6 When was it invented ?Section A 1a-1c By Yang YuhuanObjectives:1. To know the order of the invented things.2. To learn how to read the year of the invented things by listening.3. To practice talking about the inventions in the pictures.Key structure: A: Who was the invented by ?来源:学优高考网gkstk
2、B: I think it was invented byA: When was the invented?B: I think it was invented in .Difficulties: How to understand the information of those inventions.Teaching procedure：Step 1 Lead-in：Ask and answer : 1. As far as we know ,inventions can changed our world. Do you know 来源:gkstk.Comwhat they are ?
3、(car TV computer telephone ) They all make our world smaller and smaller.2. Talk about other inventions in the world.Step 2: Enjoy a flash.Step 3: Talking1. Talking about the modern inventions: A: I think the TV was invented before the car. B: Well, I think the TV was invented after the TV. 2. Look
4、at the pictures in 1a. Discuss with your group, in what order do you think they were invented? Try to number them 1-4. 3. Ss discuss with their partners and number the pictures. Step 4: presentation. Show Ss some pictures about the inventions and ask Ss make a similar conversations with their partne
5、rs by using the 1b as a model.A: Who was the invented by ?来源:学优高考网B: I think it was invented by来源:学优高考网A: when was the telephone invented?B: I think it was invented in 1876. Step 5: Pair work (1c)来源:学优高考网gkstk1. Ss try to remember the invention and the year. 2. Student B, cover the dates. Student A,
6、 ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. 3. Let some pairs ask and answer in pairs. e.g. A: Who was the invented by ?B: I think it was invented byA: When was the telephone invented? B: I think it was invented in 1876. Step6: Listening (
7、1b)1. T: Tell Ss look at the pictures and years on the left. 2. Play the recording for the Ss to listen. 3. Ss listen to the conversation and try to match the invention with the proper year. 4. Play the recording again. 5. Check the answers. Step7: Summary: 1. 一般过去时被动语态： was/ were + P.P2. How to read the years in English.Step8: Exercises in class:Step9: Homework:Write sentence about the inventions of you have known.Tips: When were they invented?What do you think of the inventions?
